200+ Optum Global Solutions Interview Questions and Answers

Calculate the Nth element of a modified Fibonacci series given the first two numbers and N, with the result modulo 10^9 + 7.

• Implement a function to calculate the Nth element of the series using the Fibonacci rule f(x) = f(x - 1) + f(x - 2)

• Return the answer modulo 10^9 + 7 due to the possibility of a very large result

• The series starts with the first two numbers X and Y, and the position N in the series

Merge two sorted linked lists into a single sorted linked list with constant space complexity and linear time complexity.

• Create a dummy node to start the merged list

• Compare the values of the two linked lists and append the smaller value to the merged list

• Move the pointer of the merged list and the pointer of the smaller value's linked list

• Continue this process until one of the linked lists is fully traversed

• Append the remaining elements of the other linked list to the merged ...read more

Count the number of pairs in an array that satisfy a given equation.

• Iterate through all pairs of indices in the array and check if the equation is satisfied.

• Use a hashmap to store the frequency of values that can be used to form pairs.

• Optimize the solution by using two pointers approach to find pairs efficiently.

Count the number of consonants in a given string containing uppercase and lowercase characters and spaces.

• Iterate through each character in the string and check if it is a consonant (not a vowel).

• Keep a count of the consonants encountered while iterating through the string.

• Return the total count of consonants at the end.

Implement a function to delete a node from a linked list at a specified position.

• Traverse the linked list to find the node at the specified position.

• Update the pointers of the previous and next nodes to skip the node to be deleted.

• Handle edge cases such as deleting the head or tail of the linked list.

• Ensure to free the memory of the deleted node to avoid memory leaks.

Find the intersection of two integer arrays/lists in the order they appear in the first array/list.

• Iterate through the elements of the first array/list and check if they exist in the second array/list.

• Use a hash set to store elements of the first array/list for efficient lookups.

• Print the common elements in the order they appear in the first array/list.

The task is to format a list of authors and their books in a specific way as per the given input format.

• Parse the input to extract the number of test cases, number of authors, author names, and their respective books.

• Format the output by printing the author names and their books in the specified format.

• Ensure correct sequence and labeling of authors and books as per the example provided.

• Handle multiple test cases and authors with varying numbers of books.

• Focus on the structur...read more

Find the shortest distance between two states in Ninjaland with at most one special path.

• Use Dijkstra's algorithm to find the shortest path between two states.

• Keep track of the shortest path with at most one special path included.

• Consider both normal and special paths while calculating the shortest distance.

• Handle cases where multiple paths exist between two states.

Find the longest palindromic substring in a given string.

• Iterate through the string and expand around each character to find palindromes

• Keep track of the longest palindrome found so far

• Return the longest palindromic substring

Determine if a given integer is an Armstrong number by checking if the sum of its digits raised to the power of the number of digits equals the number itself.

• Iterate through each digit of the number and calculate the sum of each digit raised to the power of the total number of digits.

• Compare the calculated sum with the original number to determine if it's an Armstrong number.

• Return 'YES' if the number is an Armstrong number, 'NO' otherwise.

Find the length of the longest substring without repeating characters in a given string.

• Use a sliding window approach to keep track of the longest substring without repeating characters.

• Use a hashmap to store the index of each character in the string.

• Update the start index of the window when a repeating character is encountered.

• Calculate the maximum length of the substring as you iterate through the string.

• Return the maximum length of the substring at the end.

The problem involves finding the minimum number of direction changes needed to create a valid path from the top-left to the bottom-right corner of a 2D grid.

• Create a graph representation of the grid with directions as edges.

• Use a shortest path algorithm like Dijkstra or BFS to find the minimum number of changes needed.

• Handle edge cases like unreachable bottom-right corner or invalid input.

• Consider implementing a helper function to convert directions to movements for easier tr...read more

Find an integer Y such that XOR of X and Y yields maximum value within given constraints.

• Iterate through each test case and find the maximum possible Y by flipping all bits of X except the most significant bit.

• The maximum value of Y is 2^61 - 1, which is 2305843009213693951.

• Ensure that the obtained Y does not exceed the given constraints.

Find the minimum number of days required to complete all tasks given specific completion days for each task.

• Sort the tasks based on day1 in ascending order.

• For each task, choose the minimum of day1 and day2 as the completion day.

• Keep track of the maximum completion day for each task.

• The final answer is the maximum completion day of all tasks.

Find the Kth largest element in an array of distinct positive integers.

• Sort the array in non-increasing order to easily find the Kth largest element.

• Ensure all elements in the array are distinct for accurate results.

• Handle multiple test cases efficiently by iterating through each case.

Given a graph with 'N' vertices and 'M' edges, determine if it can be colored using two colors without adjacent vertices sharing the same color.

• Use graph coloring algorithm like BFS or DFS to check if the graph can be colored with two colors without conflicts.

• Check if any adjacent vertices have the same color. If so, it is not possible to color the graph as described.

• If the graph has connected components, color each component separately to determine if the entire graph can be...read more

The N Queens Problem involves finding all possible placements of N queens on an N x N chessboard where no two queens threaten each other.

• Understand the constraints of the problem: N queens on an N x N chessboard, no two queens can threaten each other.

• Implement a backtracking algorithm to explore all possible configurations.

• Check for conflicts in rows, columns, and diagonals before placing a queen.

• Generate and print valid configurations where queens do not attack each other.

• Co...read more

Given a string and an integer, create a new string by selecting the smallest character from the first K characters of the input string and repeating the process until the input string is empty.

• Iterate through the input string, selecting the smallest character from the first K characters each time.

• Remove the selected character from the input string and append it to the new string.

• Continue this process until the input string is empty.

• Return the final new string formed after the...read more

Given an array of integers and a target, find all pairs of elements that add up to the target.

• Iterate through the array and for each element, check if the target minus the element exists in a hash set.

• If it exists, print the pair (element, target-element), otherwise add the element to the hash set.

• If no pair is found, print (-1, -1).

Find the second largest element in an array of integers.

• Iterate through the array to find the largest and second largest elements.

• Handle cases where all elements are identical.

• Return -1 if second largest element does not exist.

Bubble Sort algorithm is used to sort an array of non-negative integers in non-decreasing order.

• Implement the Bubble Sort algorithm to sort the array in place.

• Compare adjacent elements and swap them if they are in the wrong order.

• Repeat this process until the array is sorted.

• Time complexity of Bubble Sort is O(n^2) in the worst case.

• Example: For input [6, 2, 8, 4, 10], the output should be [2, 4, 6, 8, 10].

Copay, coinsurance, and out-of-pocket expenses are all terms used to describe the portion of medical costs that patients are responsible for paying.

• Copay is a fixed amount that patients pay for a specific medical service or prescription drug.

• Coinsurance is a percentage of the cost of a medical service that patients are responsible for paying.

• Out-of-pocket expenses are the total amount of money patients pay for medical services and prescription drugs that are not covered by in...read more

Data abstraction in a DBMS involves hiding complex details from users, allowing them to interact with data at different levels of complexity.

• Data abstraction in DBMS involves three levels: Physical level, Logical level, and View level.

• Physical level deals with how data is stored on the storage medium, including details like data structures and file formats.

• Logical level defines the structure of the database, including tables, relationships, and constraints.

• View level provides...read more

ACID properties in DBMS ensure data integrity and consistency.

• Atomicity: All operations in a transaction are completed successfully or none are. For example, transferring money from one account to another.

• Consistency: Database remains in a consistent state before and after the transaction. For example, maintaining referential integrity.

• Isolation: Transactions are executed independently without interference. For example, concurrent transactions should not affect each other.

• Dur...read more

Measure 9 minutes using a 4-minute hourglass and a 7-minute hourglass

• Start both hourglasses at the same time

• When the 4-minute hourglass runs out, flip it immediately

• When the 7-minute hourglass runs out, flip it immediately

• When the 4-minute hourglass runs out for the second time, 9 minutes have passed

DM type 1 is an autoimmune disease where the body attacks insulin-producing cells, while DM type 2 is a metabolic disorder where the body becomes resistant to insulin.

• DM type 1 is usually diagnosed in children and young adults, while DM type 2 is more common in adults over 40.

• DM type 1 requires insulin injections for treatment, while DM type 2 can often be managed with lifestyle changes and medication.

• DM type 1 is less common than DM type 2, accounting for only 5-10% of all d...read more

To restrict a class from being inherited, mark it as final.

• Use the final keyword before the class declaration.

• Final classes cannot be subclassed.

• Any attempt to subclass a final class will result in a compile-time error.

Constructors are special methods used to initialize objects. Overloading allows multiple constructors with different parameters.

• Constructors have the same name as the class and no return type.

• Overloading constructors allows for different ways to initialize objects.

• Example: public class Person { public Person(string name) { } public Person(string name, int age) { } }

• Overloaded constructors can call each other using the 'this' keyword.

Use SQL query with ORDER BY and LIMIT to find the 5th highest salary.

• Use ORDER BY clause to sort salaries in descending order

• Use LIMIT 4,1 to skip the first 4 salaries and get the 5th highest salary

I am highly skilled in automating infrastructure using scripting and coding.

• Proficient in scripting languages like Python, Bash, and PowerShell

• Experience in using configuration management tools like Ansible and Chef

• Familiarity with cloud platforms like AWS and Azure and their automation tools

• Implemented infrastructure as code using tools like Terraform

• Automated deployment pipelines using tools like Jenkins and GitLab CI/CD

• Examples: Wrote Python scripts to automate AWS EC2 ins...read more

Diabetes is a chronic condition that affects how your body processes blood sugar.

• Type 1 diabetes is an autoimmune disease where the body attacks the cells in the pancreas that produce insulin.

• Type 2 diabetes is a condition where the body becomes resistant to insulin or doesn't produce enough insulin.

• Gestational diabetes occurs during pregnancy and usually goes away after delivery.

• Diabetes can lead to serious health complications such as heart disease, kidney disease, and nerv...read more

Use bubble sort algorithm to rearrange the array in decreasing order.

• Iterate through the array and compare adjacent elements, swapping them if they are in the wrong order.

• Repeat this process until the array is sorted in decreasing order.

• Example: ['apple', 'banana', 'cherry'] -> ['cherry', 'banana', 'apple']

obj open vs obj open by handle

• obj open opens a file and returns a file object

• obj open by handle opens a file using a file descriptor

• obj open by handle is faster than obj open

• obj open by handle is used when you already have a file descriptor

Authorization and COB denial handling for primary and secondary payers

• Authorization denial can occur when a service or procedure is not covered by the insurance plan

• COB denial happens when the primary payer has not paid the full amount and the secondary payer is responsible for the remaining balance

• To handle authorization denial, I would review the insurance policy and communicate with the provider to determine if an appeal is necessary

• For COB denial, I would verify the prima...read more

To change work object status of multiple cases from pending to closed.

• Identify the cases that need to be closed

• Update the status of each case to closed

• Save the changes made to the cases

• Use a loop to perform the above steps for multiple cases

• Example: Use a query to identify all cases with pending status and update their status to closed

Encapsulation is the concept of bundling data and methods that operate on the data into a single unit.

• Encapsulation helps in hiding the internal state of an object and restricting access to it.

• It allows for better control over the data by preventing direct access from outside the class.

• Example: In object-oriented programming, classes are used to implement encapsulation by combining data attributes and methods.

• TDP stands for Transmission Control Protocol, a connection-oriented...read more

I have a strong understanding of anatomy, physiology, and the basic uses of medicine.

• I have studied human anatomy and physiology in depth, including the structure and function of organs and systems in the body.

• I am familiar with common medical terminology and the principles of disease processes.

• I understand the basic uses of medications, including their classifications, side effects, and interactions.

• I have practical experience in coding medical procedures and diagnoses based...read more

I have worked with React, Node.js, and AWS recently.

• Developed a web application using React and Node.js

• Deployed the application on AWS EC2 instance

• Used AWS S3 for storing and retrieving files

• Implemented authentication and authorization using AWS Cognito

• Integrated Stripe payment gateway for online payments

Void claims are claims that are invalid or incomplete, Medicare has different types, denials can be based on various reasons, and OI types refer to other insurance types.

• Void claims are claims that are missing information or are incorrect, leading to rejection by the payer.

• Types of Medicare include Part A (hospital insurance), Part B (medical insurance), Part C (Medicare Advantage), and Part D (prescription drug coverage).

• Types of denials can be based on eligibility, coverage...read more

There are two types of myocardial infarctions: STEMI and NSTEMI.

• STEMI (ST-elevation myocardial infarction) is caused by a complete blockage of a coronary artery.

• NSTEMI (non-ST-elevation myocardial infarction) is caused by a partial blockage of a coronary artery.

• STEMI is considered more severe and requires immediate medical attention.

• NSTEMI may not show as many symptoms and can be more difficult to diagnose.

• Examples of symptoms include chest pain, shortness of breath, and naus...read more

My approach would be to first understand the project requirements, identify the tools and technologies needed, and then design a modular and scalable framework.

• Understand project requirements

• Identify tools and technologies needed

• Design a modular and scalable framework

• Create a folder structure for the framework

• Define coding standards and guidelines

• Implement reusable functions and libraries

• Integrate with version control system

• Implement reporting and logging mechanisms

• Create tes...read more

Pharmacovigilance is the science and activities related to the detection, assessment, understanding, and prevention of adverse effects or any other drug-related problems.

• Pharmacovigilance is the process of monitoring and evaluating the safety and effectiveness of drugs.

• It involves collecting and analyzing data on adverse drug reactions (ADRs) and other drug-related problems.

• Pharmacovigilance aims to ensure patient safety and improve the overall quality of healthcare.

• It plays ...read more

Constraints in SQL are rules that are enforced on data columns in a table.

• Constraints ensure data integrity by enforcing rules on data columns

• Common constraints include NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK

• Example: NOT NULL constraint ensures a column cannot have NULL values

I expect a salary increase of 10% from my current CTC.

• I have researched the market rates for Claims Associates and based on my experience and skills, I believe a 10% increase is reasonable.

• I have consistently performed well in my current role and have received positive feedback from my superiors, which justifies the salary increase.

• I am confident that my skills and expertise will contribute significantly to the company's success, making me deserving of a higher compensation.

• I...read more

Attrition and shrinkage can be handled by implementing effective retention strategies and optimizing workforce management.

• Implementing employee engagement programs to boost morale and job satisfaction

• Offering competitive compensation and benefits packages

• Providing opportunities for career growth and development

• Optimizing scheduling and staffing to minimize overstaffing and understaffing

• Conducting regular performance evaluations and providing feedback to employees

• Identifying a...read more

Program to reverse a string and remove duplicates from it.

• Create a function to reverse the string using a loop or built-in function

• Create a function to remove duplicates using a loop or built-in function

• Split the string by the delimiter and join it with space

Accruals are expenses incurred but not yet paid or recorded in the books.

• Accruals are a way of recognizing expenses in the period they are incurred, rather than when they are paid.

• They are recorded as a liability on the balance sheet until they are paid.

• Examples of accruals include salaries and wages, interest, and taxes.

• Accruals are important for accurate financial reporting and forecasting.

Claims refer to requests made by policyholders to insurance companies for compensation for damages or losses covered by their insurance policy.

• Claims are requests made by policyholders to insurance companies for compensation for damages or losses covered by their insurance policy.

• Claims can be related to various types of insurance policies such as auto, home, health, and life insurance.

• The process of filing a claim typically involves providing documentation of the damages or ...read more

The inner join of two tables with duplicate values results in a combined set of common values.

• Inner join combines rows from both tables where the key columns match

• In this case, the result would be [1,1,1,1,1,1] as all values are common in both tables

A company's unique value proposition, culture, innovation, and customer experience sets it apart from others.

• Unique value proposition: what the company offers that others don't

• Culture: the company's values, beliefs, and practices

• Innovation: the ability to create new and better products/services

• Customer experience: how the company interacts with and satisfies its customers

• Examples: Apple's design and innovation, Zappos' customer service, Google's company culture

Chronic medical conditions are long-lasting and persistent, while acute medical conditions are sudden and short-term.

• Chronic conditions last for a long time and often require ongoing medical treatment

• Acute conditions come on suddenly and are usually resolved within a short period of time

• Examples of chronic conditions include diabetes, asthma, and hypertension

• Examples of acute conditions include the flu, a broken bone, and a heart attack

Effective communication is key to dealing with clients on phone calls. It requires active listening, empathy, and clear articulation.

• Listen actively to the client's concerns and needs

• Show empathy and understanding towards their situation

• Use clear and concise language to explain technical solutions

• Avoid technical jargon and use layman's terms

• Confirm understanding by summarizing the conversation and next steps

• Maintain a professional and courteous tone throughout the call

UB04 is a standard claim form used by healthcare providers to bill for services provided to patients in a facility setting.

• UB04 is also known as the CMS-1450 form

• It is used for billing Medicare, Medicaid, and private insurance companies

• The bill type field on the form indicates the type of service being billed, such as inpatient or outpatient

• The facility type field indicates the type of healthcare facility, such as hospital or nursing home

• The POS field indicates the place of s...read more

As an automation testing activity, I perform tasks such as creating and executing automated test scripts, analyzing test results, and reporting defects.

• Creating and maintaining automated test scripts using tools like Selenium, Appium, or TestComplete

• Executing automated test scripts and analyzing test results to identify defects

• Reporting defects and working with developers to resolve them

• Integrating automated tests into the continuous integration and delivery pipeline

• Collabora...read more

Capacity planning is the process of determining the production capacity needed by an organization to meet changing demands for its products.

• It involves forecasting future demand and determining the resources needed to meet that demand

• It helps in optimizing the utilization of resources and reducing costs

• It involves analyzing historical data, market trends, and customer behavior to make informed decisions

• It helps in identifying bottlenecks and taking corrective actions to impro...read more

Purchase of inventory impacts financial statements by increasing assets and reducing cash or accounts payable.

• Increase in inventory asset on balance sheet

• Decrease in cash or increase in accounts payable on balance sheet

• Cost of goods sold on income statement is impacted by inventory purchases

• Gross profit margin is affected by inventory purchases

• Inventory turnover ratio can be impacted by inventory purchases

SAFe is a framework for scaling Agile practices across an organization.

• SAFe provides a set of principles, practices, and roles to help organizations implement Agile at scale.

• It includes different levels such as Team, Program, Large Solution, and Portfolio to address various scaling needs.

• SAFe incorporates Lean and Agile principles to enable organizations to deliver value faster and more efficiently.

• Examples of SAFe practices include PI Planning, Scrum of Scrums, and Inspect a...read more

Bacteria can grow in as little as 20 minutes to several days depending on the type and environmental conditions.

• The growth rate of bacteria varies depending on the type of bacteria and the environmental conditions.

• Some bacteria can double in number every 20 minutes, while others may take several days to grow.

• Factors that affect bacterial growth include temperature, pH level, moisture, and nutrient availability.

• Examples of fast-growing bacteria include E. coli and Salmonella, ...read more

Improving quality and production requires a focus on process optimization and employee training.

• Identify areas of inefficiency and implement process improvements

• Invest in employee training and development to improve skills and knowledge

• Regularly review and analyze production data to identify areas for improvement

• Implement quality control measures to ensure consistent output

• Encourage employee feedback and suggestions for improvement

Prepaid expenses are assets paid in advance while outstanding expenses are liabilities yet to be paid.

• Prepaid expenses are recorded as assets on the balance sheet until they are used or expire.

• Journal entry for prepaid expense: Debit Prepaid Expense, Credit Cash/Bank.

• Outstanding expenses are recorded as liabilities on the balance sheet until they are paid.

• Journal entry for outstanding expense: Debit Expense, Credit Accounts Payable.

• Adjusting entries are made at the end of the...read more

I start my work by reviewing my to-do list and prioritizing tasks. I end my work by reviewing what I have accomplished and planning for the next day.

• Review to-do list and prioritize tasks

• Set goals for the day

• Take breaks as needed

• Review accomplishments at the end of the day

• Plan for the next day

• Organize workspace before leaving

Types of relationships in DBMS include one-to-one, one-to-many, and many-to-many relationships.

• One-to-one relationship: Each record in one table is related to only one record in another table.

• One-to-many relationship: Each record in one table can be related to multiple records in another table.

• Many-to-many relationship: Multiple records in one table can be related to multiple records in another table.

• Examples: One-to-one - Employee and EmployeeDetails tables, One-to-many - De...read more

The layers of skin are epidermis, dermis, and hypodermis. The human body has various systems including the urinary system.

• Layers of skin: epidermis, dermis, and hypodermis

• Systems in the human body: urinary system, respiratory system, circulatory system, digestive system, etc.

• Urinary system: responsible for filtering waste products from the blood and producing urine

• Hormones secreted by the thyroid gland: thyroxine (T4) and triiodothyronine (T3)

I want to experience living in a different country and immersing myself in a new culture.

• Traveling to a foreign country and learning about their customs and traditions

• Trying new foods and experiencing different ways of life

• Making friends with locals and exploring the local attractions

Cancer can be classified as benign or malignant based on its behavior and potential to spread.

• Benign tumors are non-cancerous and do not spread to other parts of the body.

• Malignant tumors are cancerous and have the potential to invade nearby tissues and spread to other parts of the body.

• Examples of benign tumors include lipomas and fibroids, while examples of malignant tumors include lung cancer and breast cancer.

Set executor memory to 8GB and executor cores to 5 for optimal performance.

• Set spark.executor.memory to 8g

• Set spark.executor.cores to 5

• Set spark.default.parallelism to 8000

• Use Hadoop InputFormat to read data in 128MB chunks

To read data and assert with db value in API automation, use API response to extract data and compare with database query result.

• Extract data from API response using JSON parsing libraries like Gson or Jackson

• Execute database query to retrieve expected value

• Compare the extracted data with the database value using assertion libraries like TestNG or JUnit

I employ a systematic approach including visual inspection, testing equipment, and analyzing schematics.

• Perform a visual inspection to identify any obvious issues such as loose connections or damaged components

• Utilize testing equipment such as multimeters to measure voltage, current, and resistance

• Analyze schematics to understand the layout of the electrical system and pinpoint potential problem areas

• Isolate the issue by testing individual components or sections of the system...read more

Incident, problem, and change management are processes used in IT to handle unexpected events, identify root causes of issues, and implement modifications to systems.

• Incident management involves responding to and resolving unexpected events that disrupt normal operations, such as system crashes or network outages.

• Problem management focuses on identifying the root causes of recurring incidents to prevent them from happening again in the future.

• Change management is the process ...read more

I have come across various exceptions in my role as a Quality Analyst, including data discrepancies, system errors, and process deviations.

• Data discrepancies between different systems or sources

• System errors such as crashes or bugs affecting quality metrics

• Process deviations from established procedures or standards

• Incorrect data entry leading to quality issues

Autoimmune disorders occur when the immune system mistakenly attacks healthy cells in the body.

• Autoimmune disorders result from a malfunction of the immune system.

• Examples include rheumatoid arthritis, lupus, and type 1 diabetes.

• Treatment often involves managing symptoms and suppressing the immune response.

Ectomy is a surgical procedure to remove a part of the body, otomy is a surgical procedure to create an opening in the body, and amputation is the surgical removal of a limb or body part.

• Ectomy involves the removal of a specific part of the body, such as a tonsillectomy (removal of tonsils).

• Otomies involve creating an opening in a specific part of the body, such as a tracheotomy (creation of an opening in the windpipe).

• Amputation is the surgical removal of a limb or body part...read more

Factors that could make me leave Optum Solutions include lack of career growth opportunities, toxic work environment, and better job offers.

• Lack of career growth opportunities

• Toxic work environment

• Better job offers

To swap 2 adjacent elements of a linked list, update the pointers accordingly.

• Create a temporary pointer to store the address of the next node of the first element

• Update the next pointer of the first element to point to the node after the next node

• Update the next pointer of the temporary pointer to point to the first element

• Update the next pointer of the node before the first element to point to the temporary pointer

Append to adds an element to a list while append to map adds a key-value pair to a map.

• Append to is used for lists while append to map is used for maps.

• Append to adds an element to the end of the list while append to map adds a key-value pair to the map.

• Append to map can also update the value of an existing key in the map.

SQL is a relational database management system, while NoSQL is a non-relational database management system.

• SQL databases are table-based, NoSQL databases are document, key-value, graph, or wide-column stores

• SQL databases use structured query language for defining and manipulating data, NoSQL databases use different query languages

• SQL databases are vertically scalable, NoSQL databases are horizontally scalable

• SQL databases are good for complex queries, NoSQL databases are bett...read more

Queue processor manages tasks in a queue while job scheduler schedules tasks based on time or event triggers.

• Queue processor manages tasks in a queue and processes them in a first-in, first-out (FIFO) order.

• Job scheduler schedules tasks based on time or event triggers, and can prioritize tasks based on their importance.

• Queue processor is typically used for real-time processing of tasks, while job scheduler is used for batch processing.

• Examples of queue processors include Rabb...read more

I would start by breaking down the problem, researching similar problems, seeking help from colleagues, and experimenting with different solutions.

• Break down the problem into smaller components to understand it better

• Research similar problems online or in relevant literature

• Seek help from colleagues or mentors who may have experience with similar problems

• Experiment with different solutions to see what works best

To check if a string is palindrome or not.

• Compare the first and last characters of the string and continue towards the middle until all characters have been compared.

• If all characters match, the string is a palindrome.

• If any characters do not match, the string is not a palindrome.

To find length, frequency of each character and list of unique characters of a string.

• Iterate through the string and count the frequency of each character using a hash table.

• Create a list of unique characters by iterating through the hash table.

• Calculate the length of the string using the built-in length function.

• Return the frequency, length and list of unique characters as an array of strings.

Blocked rules are carry forward to ensure consistency and prevent errors in future processing.

• Blocked rules are rules that have been prevented from executing due to certain conditions not being met.

• These rules are carried forward to ensure that they are not missed in future processing.

• This helps to maintain consistency and prevent errors in the system.

• For example, if a rule is blocked due to a missing data field, it will be carried forward until the missing field is filled in...read more

The types of diagnosis of DM include Type 1 diabetes, Type 2 diabetes, and gestational diabetes.

• Type 1 diabetes is an autoimmune condition where the body attacks insulin-producing cells in the pancreas.

• Type 2 diabetes is a metabolic disorder characterized by insulin resistance and high blood sugar levels.

• Gestational diabetes occurs during pregnancy and usually resolves after childbirth.

• Other types of diabetes include monogenic diabetes and cystic fibrosis-related diabetes.

Superclass data transform checkbox is used to inherit data transform rules from a parent class.

• When checked, the subclass will inherit the data transform rules from the superclass

• This can save time and effort in creating duplicate data transform rules

• Example: A superclass has a data transform rule to convert a date format, when the checkbox is checked in a subclass, it will also use the same rule

• This checkbox is available in Pega platform for software development

Relational DBMS stores data in tables with predefined relationships, while non-relational DBMS stores data in flexible, schema-less formats.

• Relational DBMS uses structured query language (SQL) for querying data

• Non-relational DBMS can store data in various formats like key-value pairs, document-based, graph databases

• Relational DBMS ensures data integrity through normalization and constraints

• Non-relational DBMS offers better scalability and flexibility for handling unstructured...read more

Class is a blueprint for creating objects, abstract class cannot be instantiated and can have abstract methods, interface is a contract for classes to implement certain methods.

• Class is a blueprint for creating objects with attributes and methods.

• Abstract class cannot be instantiated and can have abstract methods that must be implemented by subclasses.

• Interface is a contract for classes to implement certain methods, but does not provide any implementation.

Designed and implemented a real-time data pipeline for processing and analyzing user behavior data.

• Used Apache Kafka for real-time data streaming

• Utilized Apache Spark for data processing and analysis

• Implemented data transformations and aggregations using Scala

• Stored processed data in a data warehouse like Amazon Redshift

• Built monitoring and alerting systems to ensure data pipeline reliability

Infants have around 270 bones, which fuse together as they grow into adults with 206 bones.

• Infants have approximately 270 bones due to the presence of more cartilage that eventually fuses into bone

• Adults have 206 bones as some bones fuse together during growth and development

• Examples include the fusion of skull bones and the reduction in the number of bones in the spine from infancy to adulthood

Yes, I am comfortable learning new software as needed for the role.

• I am a quick learner and have experience adapting to new software in previous roles.

• I am open to training and development opportunities to enhance my skills.

• I understand the importance of staying current with technology in the accounting field.

To troubleshoot issues and provide solutions, one must identify the problem, gather information, analyze data, and implement a solution.

• Identify the problem by asking questions and gathering information from the user

• Analyze data by reviewing logs, error messages, and system configurations

• Implement a solution by testing and verifying the fix with the user

• Document the solution for future reference

• Provide excellent customer service throughout the process

There are 11 major systems in the human body.

• The circulatory system transports blood throughout the body.

• The respiratory system is responsible for breathing and gas exchange.

• The digestive system processes food and absorbs nutrients.

• The nervous system controls body functions and sends signals.

• The skeletal system provides support and protection.

• The muscular system allows movement and generates heat.

• The integumentary system includes the skin, hair, and nails.

• The endocrine system...read more

Trials are experiments conducted to test the effectiveness and safety of new drugs or treatments.

• Trials are conducted to gather data on the effectiveness and safety of new drugs or treatments

• Trials are usually conducted in phases, with each phase involving a different number of participants and objectives

• Phase 1 trials involve a small number of healthy volunteers to test safety and dosage

• Phase 2 trials involve a larger number of participants to test effectiveness and side eff...read more

Yes, I have experience with data visualisation tools such as Tableau and Power BI.

• Proficient in using Tableau for creating interactive dashboards and visualizations

• Experience with Power BI for data analysis and reporting

• Familiar with data visualization best practices and techniques

Adults have 206 bones while infants have around 270 bones which fuse together as they grow.

• Adults have 206 bones in their body

• Infants have around 270 bones which eventually fuse together as they grow

• The number of bones in infants decreases as they age due to fusion of certain bones

• Babies are born with around 270 bones, but as they grow, some bones fuse together to form larger bones

NoSQL is better for handling unstructured data, providing scalability and flexibility.

• NoSQL databases are better suited for handling unstructured data like social media posts, user-generated content, and IoT data.

• NoSQL databases provide better scalability as they can easily distribute data across multiple servers, allowing for horizontal scaling.

• NoSQL databases offer more flexibility in terms of data model, allowing for schema-less design and easier adaptation to changing dat...read more

PO refers to Purchase Order while Non PO refers to expenses without a purchase order.

• PO is a document that outlines the details of a purchase, including the items or services being purchased, the quantity, and the agreed-upon price.

• Non PO expenses are those that do not require a purchase order, such as office supplies or travel expenses.

• POs are typically used for larger purchases or purchases from new vendors, while non PO expenses are more routine and smaller in nature.

• POs h...read more

A pointer in programming is a variable that stores the memory address of another variable.

• Pointers allow for direct manipulation of memory locations

• They are commonly used in languages like C and C++

• Example: int *ptr; ptr = # // ptr now points to the memory address of num

Yes, inheritance can be used in classes used by CSS.

• Inheritance in CSS allows properties to be inherited by child elements from their parent elements.

• This can be achieved using the 'inherit' keyword in CSS.

• For example, if a parent element has a font color of red, child elements can inherit this color unless explicitly overridden.