400+ Wisdom High School Interview Questions and Answers

Upsertion in GCP BigQuery allows for efficient data updates and inserts using SQL syntax.

• Upsertion combines INSERT and UPDATE operations based on whether a record exists.

• Use the MERGE statement for upsertion: MERGE INTO target_table USING source_table ON condition.

• Example: MERGE INTO target_table USING source_table ON target.id = source.id WHEN MATCHED THEN UPDATE SET target.value = source.value WHEN NOT MATCHED THEN INSERT (id, value) VALUES (source.id, source.value);

• Upserti...read more

OOPs is a programming paradigm based on the concept of objects, which can contain data and code to manipulate that data. Memory management involves allocating and deallocating memory for objects.

• OOPs stands for Object-Oriented Programming, where objects are instances of classes that encapsulate data and behavior.

• In OOPs, concepts like inheritance, polymorphism, and encapsulation are used to organize and structure code.

• Memory management involves allocating memory for objects w...read more

To reverse a string, iterate through the characters in the string and build a new string in reverse order.

• Iterate through the characters of the string from end to start

• Append each character to a new string to build the reversed string

• Return the reversed string as the result

start() method starts a new thread and calls the run() method, while run() method executes the code in the current thread.

• start() method creates a new thread and executes the code in the run() method of that thread.

• run() method executes the code in the current thread.

• Calling run() method directly does not create a new thread.

• start() method can be called only once, while run() method can be called multiple times.

Primary key is a unique identifier for a record in a database table.

• Primary key ensures data integrity and helps in faster data retrieval.

• It cannot have null values and must be unique for each record.

• Examples of primary keys are social security number, email address, etc.

Cost function is used to measure the cost of a single training example, while loss function is used to measure the overall performance of the model.

• Cost function is used during the training process to update the model parameters, while loss function is used to evaluate the model's performance.

• Cost function is typically a mathematical formula that calculates the error between predicted and actual values for a single training example.

• Loss function is a more general term that ca...read more

The starter that needs to be considered depends on the specific process being analyzed.

• Consider the type of process being worked on

• Evaluate the requirements and goals of the process

• Analyze the potential impact of different starters on the process

• Consult with team members or experts for input

DaemonSet ensures a pod runs on all nodes, StatefulSet ensures ordered deployment and scaling of pods.

• DaemonSet ensures a pod runs on all nodes in a cluster

• StatefulSet ensures ordered deployment and scaling of pods

• DaemonSet is typically used for monitoring or logging agents

• StatefulSet is used for stateful applications like databases

Actions and Action are terms used in automation testing. Actions are a collection of steps while Action is a single step.

• Actions are a set of steps that can be reused in multiple tests

• Action is a single step that performs a specific action

• Actions can be called multiple times in a test

• Action can only be called once in a test

• Actions can be parameterized

• Action cannot be parameterized

There are four main versions of SharePoint: SharePoint Server, SharePoint Online, SharePoint Foundation, and SharePoint Designer.

• SharePoint Server is the on-premises version of SharePoint that organizations can install and manage themselves.

• SharePoint Online is the cloud-based version of SharePoint that is part of Microsoft 365.

• SharePoint Foundation was a free version of SharePoint that has been discontinued.

• SharePoint Designer is a tool for customizing SharePoint sites and w...read more

The software development life cycle (SDLC) is a process used to design, develop, test, and deploy software applications.

• SDLC consists of several phases: requirements gathering, design, development, testing, deployment, and maintenance.

• Each phase has specific activities and deliverables.

• Requirements gathering involves understanding the needs of the stakeholders and documenting them.

• Design phase includes creating the architecture, database design, and user interface design.

• Deve...read more

Array sorting for a given input involves arranging elements in a specific order.

• Use built-in sorting functions like sort() in programming languages such as Java, Python, or JavaScript.

• Consider the sorting algorithm complexity for large arrays.

• Ensure the sorting is done based on the specific requirements like alphabetical order or numerical order.

Rotate array to right by 2 positions

• Create a new array with the same length as the original array

• Copy elements from original array starting from index (length - 2) to the new array

• Copy elements from original array starting from index 0 to (length - 3) to the new array

• Return the new array as the rotated array

Inheritance is a concept in object-oriented programming where a class can inherit attributes and methods from another class.

• Allows a class to inherit attributes and methods from another class

• Promotes code reusability and helps in creating a hierarchy of classes

• Derived class can access the properties and methods of the base class

• Example: Class 'Car' can inherit from class 'Vehicle' to reuse common attributes like 'color' and 'speed'

Exception handling in JS and Cypress involves using try-catch blocks to handle errors and prevent test failures.

• Use try-catch blocks to handle exceptions in JavaScript and Cypress tests

• Catch specific errors to handle them appropriately

• Use assertions to check for expected errors in Cypress tests

Smoke testing and sanity testing are types of software testing used to quickly assess the stability of a build.

• Smoke testing is a preliminary test to check if the critical functionalities of the software work without any major issues.

• Sanity testing is a subset of regression testing and focuses on testing specific areas of the software after changes have been made.

• Smoke testing is usually performed before more in-depth testing, while sanity testing is done after specific chang...read more

Use SQL query with ORDER BY and LIMIT to get 2nd highest salary.

• Use SELECT statement to retrieve salary column

• Use ORDER BY clause to sort salaries in descending order

• Use LIMIT 1,1 to get the second highest salary

Funds of funds are investment vehicles that invest in other investment funds rather than investing directly in stocks, bonds or other securities.

• Funds of funds provide diversification by investing in multiple funds across different asset classes and geographies.

• They are managed by professional fund managers who select and monitor the underlying funds.

• Investors can access a wider range of investment opportunities through funds of funds.

• Examples of funds of funds include hedge ...read more

BGP parameter refers to the various attributes and settings used in the Border Gateway Protocol for routing decisions.

• BGP parameters include attributes like AS path, next hop, local preference, and MED.

• These parameters help BGP routers make decisions on the best path to reach a destination.

• Examples of BGP parameters are weight, local preference, and community values.

Empowering women requires creating a supportive environment and providing equal opportunities.

• Promote gender equality in education and employment

• Provide access to resources and support networks

• Encourage women to pursue leadership roles

• Combat gender-based violence and discrimination

• Challenge societal norms and stereotypes

• Advocate for policies that support women's rights

Android components are building blocks of an Android app, including activities, services, broadcast receivers, and content providers.

• Activities: UI components that represent a single screen with a user interface.

• Services: Components that run in the background to perform long-running operations.

• Broadcast Receivers: Components that respond to system-wide broadcast announcements.

• Content Providers: Components that manage a shared set of app data.

Android services are background processes that can run in the background even when the app is not in the foreground.

• Android services are used for long-running operations such as playing music, handling network transactions, or syncing data.

• They do not have a user interface and run independently of the app's lifecycle.

• Services can be started or bound to by other components in the app.

• They can be categorized as started services (run once and stop) or bound services (interact wi...read more

Wealth management involves financial planning, investment management, and other financial services to help individuals and families grow and protect their wealth.

• Involves creating a personalized financial plan based on individual goals and risk tolerance

• Includes investment management to grow wealth through various asset classes

• Provides services such as tax planning, estate planning, and retirement planning

• Focuses on long-term financial goals and wealth preservation

• Often offer...read more

Investment banks are financial institutions that provide services such as underwriting, mergers and acquisitions, and trading of securities.

• Provide financial services to corporations, governments, and other institutions

• Assist in raising capital through underwriting and issuing securities

• Advise on mergers and acquisitions

• Engage in trading of stocks, bonds, and other financial instruments

• Examples include Goldman Sachs, J.P. Morgan, and Morgan Stanley

Spark Architecture is a distributed computing framework that provides high-speed data processing and analytics.

• Spark Architecture is based on a master/worker model.

• It consists of a cluster manager, a driver program, and worker nodes.

• The cluster manager allocates resources and schedules tasks.

• The driver program defines the computation and coordinates the execution.

• Worker nodes execute the tasks and store data in memory or disk.

• Spark Architecture supports various data sources a...read more

Ad work refers to the process of creating and managing advertisements for a company or product.

• Ad work involves researching target audiences and creating compelling ad copy and visuals.

• It also includes selecting the appropriate advertising channels, such as social media or print media.

• Ad work requires analyzing the effectiveness of ads and making adjustments as needed.

• Examples of ad work include creating a TV commercial, designing a billboard, or running a Facebook ad campaig...read more

Utilize Data Extensions and SQL queries to manage large amounts of data in Salesforce Marketing Cloud.

• Use Data Extensions to store and organize large amounts of data.

• Utilize SQL queries to extract, manipulate, and update data in Data Extensions.

• Consider using Automation Studio to automate data management processes.

• Implement best practices for data hygiene and segmentation to optimize performance.

Regularly conducting retrospectives, encouraging open communication, identifying improvement opportunities, and implementing action items.

• Encourage open and honest communication among team members

• Identify what went well and what could be improved

• Create action items to address improvement opportunities

• Follow up on action items in the next retrospective

• Ensure all team members actively participate in the retrospective

I am responsible for managing Tableau Server, including user access, data sources, and performance optimization.

• Manage user access and permissions on Tableau Server

• Maintain data sources and ensure they are up-to-date

• Optimize server performance for faster loading times

• Troubleshoot any server-related issues

• Monitor server usage and performance metrics

CLR stands for Common Language Runtime, it is the virtual machine component of Microsoft's .NET framework.

• CLR is responsible for managing the execution of .NET programs.

• It provides services such as memory management, exception handling, and security.

• CLR compiles the intermediate language code into native code using Just-In-Time (JIT) compilation.

• It allows different languages to be used within the .NET framework, as long as they are supported by the CLR.

• Examples of languages t...read more

Coforge is a global IT services company specializing in digital transformation and technology solutions across various industries.

• Founded in 1992, Coforge has grown to become a prominent player in the IT services sector.

• The company offers services in areas like cloud computing, data analytics, and application development.

• Coforge has a strong focus on industries such as insurance, banking, and travel, providing tailored solutions.

• They emphasize digital transformation, helping ...read more

Black box testing is a software testing technique where the tester tests the functionality of the system without knowing its internal workings.

• Tester does not have knowledge of the internal code or structure of the system being tested

• Tests are performed based on the system's inputs and expected outputs

• Used to validate the system's functionality and user interface

• Examples include GUI testing, functional testing, and regression testing

Mutual funds are investment vehicles that pool money from multiple investors to invest in a diversified portfolio of stocks, bonds, or other securities.

• Mutual funds are managed by professional fund managers

• Investors buy shares in the mutual fund and the value of their investment is based on the performance of the underlying securities

• Mutual funds offer diversification and convenience for investors

• There are different types of mutual funds, such as equity funds, bond funds, and...read more

Android lifecycle refers to the series of states an activity goes through from creation to destruction.

• Android lifecycle includes onCreate, onStart, onResume, onPause, onStop, onDestroy, etc.

• Activities can be paused, stopped, resumed, or destroyed based on user interactions or system events.

• Understanding Android lifecycle is crucial for managing resources and handling state changes effectively.

Types of testing include unit, integration, system, acceptance, regression, performance, and security testing.

• Unit testing: testing individual units or components of the application

• Integration testing: testing how different units or components work together

• System testing: testing the entire system as a whole

• Acceptance testing: testing to ensure the application meets the requirements of the stakeholders

• Regression testing: testing to ensure changes or updates to the application...read more

List is an ordered collection of elements with duplicates allowed, while set is an unordered collection of unique elements.

• List maintains the order of elements, while set does not guarantee any specific order.

• List allows duplicate elements, while set does not allow duplicates.

• List is implemented using ArrayList, LinkedList, etc., while set is implemented using HashSet, TreeSet, etc.

Collection frameworks in Java provide a set of classes and interfaces to store and manipulate groups of objects.

• Collection frameworks provide reusable data structures like lists, sets, and maps.

• They offer algorithms to manipulate and access the elements in these data structures.

• Examples include ArrayList, HashSet, and HashMap in Java.

A computer mind refers to the ability of a computer system to process information, make decisions, and learn from data.

• A computer mind involves the use of algorithms and artificial intelligence to simulate human cognitive functions.

• It enables computers to perform tasks such as speech recognition, image processing, and autonomous driving.

• Examples include virtual assistants like Siri and Alexa, self-driving cars, and recommendation systems.

• Machine learning and deep learning are...read more

A desktop for a computer is the primary screen where users interact with the operating system and applications.

• The desktop typically displays icons representing files, folders, and shortcuts to applications.

• Users can customize the desktop by changing the wallpaper, arranging icons, and adding widgets or gadgets.

• The desktop serves as a workspace where users can open and organize windows for multitasking.

• In Windows operating systems, the desktop is represented by a background i...read more

Cost accounting is a branch of accounting that focuses on analyzing and controlling costs within a business.

• It involves tracking and recording all costs associated with producing a product or providing a service.

• Cost accountants analyze cost behavior, cost-volume-profit relationships, and cost variances.

• It helps management make informed decisions about pricing, budgeting, and resource allocation.

• Examples include determining the cost of goods sold, calculating the break-even p...read more

Investment banking involves providing financial services to corporations, governments, and other institutions, including raising capital, mergers and acquisitions, and advisory services.

• Investment banking helps companies raise capital through issuing stocks and bonds

• It also involves advising companies on mergers and acquisitions

• Investment bankers provide financial advisory services to clients

OOP concepts include inheritance, encapsulation, polymorphism, and abstraction.

• Inheritance: Allows a class to inherit properties and behavior from another class. Example: class Dog extends Animal.

• Encapsulation: Bundles data and methods that operate on the data into a single unit. Example: private variables with public methods.

• Polymorphism: Allows objects of different classes to be treated as objects of a common superclass. Example: Animal class with different subclasses like ...read more

There is no one-size-fits-all answer as the best methodology depends on the specific project and goals.

• The best methodology depends on the nature of the project, team dynamics, and organizational culture.

• Agile methodology is popular for its flexibility and ability to adapt to changing requirements.

• Waterfall methodology is suitable for projects with well-defined requirements and a clear timeline.

• Lean methodology focuses on eliminating waste and maximizing value for the custome...read more

DNS resolves domain names to IP addresses, while DHCP assigns IP addresses to devices on a network.

• DNS stands for Domain Name System and is responsible for translating domain names into IP addresses.

• DHCP stands for Dynamic Host Configuration Protocol and is responsible for assigning IP addresses to devices on a network.

• DNS is used to locate resources on a network, while DHCP is used to manage IP addresses and network configuration.

• DNS operates on port 53, while DHCP operates ...read more

Micro services are used for breaking down large applications into smaller, independent services that can be developed, deployed, and scaled independently.

• Scalability: Micro services allow for easier scaling of individual components without affecting the entire system.

• Flexibility: Each micro service can be developed using different technologies, languages, and frameworks.

• Resilience: Failure in one micro service does not bring down the entire system.

• Ease of deployment: Micro se...read more

Yes, I am okay with rotational shifts.

• I am flexible and adaptable to working different shifts.

• I understand the importance of providing round-the-clock service to clients.

• I have previous experience working in rotational shifts.

• I am willing to adjust my schedule to accommodate rotational shifts.

Yes, I have console access.

• I have console access and can troubleshoot any issues remotely.

• I can access the console through SSH or remote desktop.

• Having console access allows me to perform maintenance tasks and updates.

Optimize your PC's performance by managing resources, cleaning up files, and adjusting settings for speed.

• Uninstall unnecessary programs to free up resources.

• Disable startup programs that slow down boot time, like Adobe Reader.

• Regularly run disk cleanup to remove temporary files and system junk.

• Upgrade hardware components, such as adding more RAM or switching to an SSD.

• Keep your operating system and drivers updated for optimal performance.

Indexing in SQL is a technique used to improve the performance of queries by creating indexes on columns in a database table.

• Indexes are created on columns in a table to speed up the retrieval of data.

• They work similar to the index in a book, allowing the database to quickly locate the rows that match a certain criteria.

• Indexes can be created using the CREATE INDEX statement in SQL.

• Examples: CREATE INDEX idx_lastname ON employees(last_name);

A linked list is a data structure where each element points to the next element, allowing for dynamic size and efficient insertion/deletion.

• Linked list is made up of nodes, each containing data and a reference to the next node.

• Insertion and deletion operations are efficient in linked lists compared to arrays.

• Examples of linked list applications include implementing stacks, queues, and adjacency lists in graphs.

Managed code is code that is executed by the Common Language Runtime (CLR) while unmanaged code is executed directly by the operating system.

• Managed code is written in high-level languages like C#, VB.NET, and runs in a managed environment like .NET framework.

• Unmanaged code is written in languages like C, C++, and directly interacts with the operating system.

• Managed code provides automatic memory management, security, and exception handling, while unmanaged code requires manu...read more

Use drop_duplicates() method to remove duplicates in a dataframe

• Use drop_duplicates() method on the dataframe to remove duplicates based on all columns

• Specify subset parameter to remove duplicates based on specific columns

• Use keep parameter to control which duplicate to keep (first, last, or False)

• Example: df.drop_duplicates()

• Example: df.drop_duplicates(subset=['column1', 'column2'])

Implementing Slowly Changing Dimension Type 2 in PySpark

• Use PySpark DataFrame operations to handle SCD Type 2 implementation

• Maintain historical records by adding new rows with updated information and end dates for previous records

• Utilize window functions and joins to identify changes and update records accordingly

Data migration involves transferring data from one system to another while ensuring data integrity and consistency.

• Plan the migration process carefully to minimize downtime and data loss.

• Backup all data before starting the migration process.

• Verify data integrity after migration to ensure all data has been successfully transferred.

• Consider using tools or scripts to automate the migration process.

• Communicate with stakeholders to keep them informed about the migration process an...read more

The Elastic Stack is a collection of open-source tools for data ingestion, storage, search, and visualization.

• Elasticsearch is used for storing and searching data

• Logstash is used for data collection and processing

• Kibana is used for data visualization and analysis

• Beats are lightweight data shippers that send data from edge machines to Elasticsearch or Logstash

Design patterns in microservices help in structuring and organizing code for scalability and maintainability.

• Use patterns like Service Registry, Circuit Breaker, and Gateway for communication between microservices.

• Implement patterns like Saga, CQRS, and Event Sourcing for managing data consistency and scalability.

• Apply patterns like API Gateway, Decomposition, and Database per Service for better separation of concerns and scalability.

Workload model is a representation of the workload that a system or application is expected to handle.

• It includes information on the types of tasks, frequency of tasks, and the resources required to complete the tasks.

• Workload models help in performance testing by simulating real-world scenarios and predicting system behavior under different workloads.

• Examples of workload models include steady state, ramp-up, and spike scenarios.

White box testing is a testing technique that involves testing the internal structure of the software.

• It is also known as clear box testing or structural testing.

• It requires knowledge of the internal workings of the software.

• It involves testing individual functions, code paths, and branches.

• It is often used in conjunction with black box testing.

• Examples include unit testing and integration testing.

A mortgage is a loan used to purchase a property, where the property serves as collateral for the loan.

• Mortgages are typically long-term loans, with repayment periods ranging from 15 to 30 years.

• Interest rates on mortgages can be fixed or adjustable.

• Mortgages are secured loans, meaning that if the borrower defaults on the loan, the lender can foreclose on the property.

• Mortgages are commonly used to purchase homes, but can also be used to purchase commercial properties or inve...read more

Entity Framework simplifies database access and management in .NET applications.

• Provides an object-relational mapping (ORM) framework

• Reduces the amount of boilerplate code needed for database operations

• Supports LINQ queries for easy data retrieval and manipulation

• Enables easy database schema migrations

• Integrates with other .NET technologies like ASP.NET and WPF

• Example: Entity Framework can be used to map C# classes to database tables, allowing developers to work with objects ...read more

Optimizing SQL queries involves using indexes, reducing data retrieval, and optimizing joins.

• Use indexes to speed up data retrieval

• Reduce the amount of data retrieved by using WHERE clauses

• Optimize joins by using INNER JOIN instead of OUTER JOIN

• Avoid using SELECT * and instead specify the columns needed

• Use subqueries instead of joins when appropriate

I once had to meet a tight deadline for a large data entry project with complex requirements.

• Had to input and organize a large volume of data accurately and efficiently

• Encountered unexpected errors or missing information that needed to be resolved

• Worked long hours and under pressure to complete the project on time

Print highest element in array of strings

• Convert array elements to integers

• Use built-in max() function

• Print the result

I have extensive experience in automation testing projects, including designing test cases, developing automation scripts, and executing tests.

• Designed test cases based on requirements and user stories

• Developed automation scripts using tools like Selenium and Appium

• Executed tests on different platforms and browsers to ensure compatibility

• Integrated automation tests into CI/CD pipelines for continuous testing

• Performed regression testing to validate software updates and changes

The sed command is used for text manipulation in Unix.

• sed stands for stream editor

• It can perform operations like search, replace, insert, and delete on text files

• It uses regular expressions for pattern matching

• Commonly used flags include -e (execute script), -i (in-place editing), and -n (suppress automatic printing)

• Examples: sed 's/foo/bar/g' file.txt (replace all occurrences of 'foo' with 'bar' in file.txt)

• sed '/pattern/d' file.txt (delete all lines containing 'pattern' in ...read more

OSPF (Open Shortest Path First) is a routing protocol that uses link-state routing algorithm to determine the best path for data packets.

• OSPF routers exchange link-state advertisements (LSAs) to build a topology map of the network.

• Each router calculates the shortest path to each network based on the information in the LSAs.

• OSPF uses cost as a metric to determine the best path, with lower cost paths being preferred.

• OSPF supports multiple areas to scale large networks and reduc...read more

Our current project framework is based on Selenium WebDriver and TestNG for automated testing of web applications.

• Utilizing Selenium WebDriver for browser automation

• Implementing TestNG for test case management and execution

• Integrating with Jenkins for continuous integration

• Using Page Object Model design pattern for better test maintenance

WMI filter is a feature in Windows that allows you to apply different Group Policy settings based on specific criteria.

• WMI filters can be used to target Group Policy Objects (GPOs) to specific computers or users based on attributes like operating system version, hardware model, etc.

• They are written in WMI Query Language (WQL) and evaluate to true or false.

• For example, you can create a WMI filter to apply a GPO only to computers running Windows 10.

Pseudo code for sorting an array of strings

• Initialize an empty array to store the sorted strings

• Iterate through the input array and compare each string with the others to determine the correct order

• Use a sorting algorithm like bubble sort, selection sort, or merge sort to rearrange the strings

NAV stands for Net Asset Value, which is the value of a fund's assets minus its liabilities, divided by the number of shares outstanding.

• NAV is used to determine the price of a single share in a mutual fund or ETF.

• It is calculated by subtracting the fund's liabilities from its assets and dividing by the number of shares outstanding.

• NAV is typically calculated at the end of each trading day.

• Investors use NAV to track the performance of their investments and to buy or sell shar...read more

Hedging is a risk management strategy used to offset potential losses in investments by taking an opposite position in a related asset.

• Hedging involves taking a position in a financial instrument to reduce or offset the risk of price movements in another asset.

• Common hedging techniques include using options, futures contracts, and derivatives.

• For example, a company may hedge against currency fluctuations by entering into a forward contract to lock in an exchange rate.

• Hedging ...read more

The best solution provided to troubleshoot was to restart the server.

• Restarting the server resolved the issue quickly and effectively.

• Checking the server logs for any errors or warnings.

• Performing a system scan to identify any malware or viruses.

• Updating the software or drivers to the latest version.

• Resetting the network settings to default.

• Clearing the cache and cookies of the web browser.

• Reinstalling the problematic application or software.

Data skewness handling in Spark involves redistributing data to balance workload and optimize performance.

• Use repartition() or coalesce() to redistribute data evenly across partitions

• Consider using broadcast joins for small tables to avoid data shuffling

• Implement custom partitioning strategies for specific use cases

• Monitor job performance and adjust partitioning as needed

Optimisation techniques in Spark improve performance by efficiently utilizing resources.

• Use partitioning to distribute data evenly across nodes

• Cache intermediate results to avoid recomputation

• Use broadcast variables for small lookup tables

• Optimize shuffle operations to reduce data movement

SQL DMVs are dynamic management views that provide information about the current state of a SQL Server instance for performance tuning.

• DMVs can be used to identify performance bottlenecks, monitor resource usage, and troubleshoot issues.

• Examples of commonly used DMVs include sys.dm_exec_query_stats, sys.dm_os_wait_stats, and sys.dm_io_virtual_file_stats.

The default size of a PST file varies depending on the version of Outlook.

• In Outlook 2003 and earlier, the default size limit is 2GB.

• In Outlook 2007 and 2010, the default size limit is 20GB.

• In Outlook 2013 and later, the default size limit is 50GB.

• The size limit can be changed by modifying the registry or using third-party tools.

Object-oriented programming paradigm focusing on objects and classes for code organization and reusability.

• Encapsulation: Bundling data and methods that operate on the data into a single unit (object)

• Inheritance: Ability for a class to inherit properties and behavior from another class

• Polymorphism: Ability for objects of different classes to respond to the same method call in different ways

OOPS concepts refer to Object-Oriented Programming concepts, which include principles like inheritance, encapsulation, polymorphism, and abstraction.

• Inheritance: Allows a class to inherit properties and behavior from another class. Example: class B extends class A.

• Encapsulation: Bundling data and methods that operate on the data into a single unit. Example: private variables with public getter and setter methods.

• Polymorphism: Ability to present the same interface for differen...read more

Create a counter using JavaScript

• Declare a variable to store the count

• Create a function to increment the count

• Display the count on the webpage

GAP analysis is a process of comparing the current state of a business to its desired state to identify areas of improvement.

• Identifies gaps between current and desired state

• Helps in setting goals and objectives

• Provides insights for improvement

• Can be used in various fields like business, education, and healthcare

• Example: A company wants to increase its sales by 20%. GAP analysis can help identify the areas where improvements are needed to achieve this goal.

HashSet is a collection that does not allow duplicate elements, while hashCode is a method used to generate a unique integer value for an object.

• HashSet is a collection class in Java that does not allow duplicate elements.

• HashCode is a method in Java that returns a unique integer value for an object.

• HashSet uses hashCode method to determine uniqueness of elements.

• Example: HashSet<String> set = new HashSet<>(); set.add("apple"); set.add("banana");

• Example: int hashCode = object...read more

Bank fraud is the illegal act of using deception to obtain money or assets from a financial institution.

• Bank fraud can involve various methods such as identity theft, check fraud, credit card fraud, and loan fraud.

• Perpetrators of bank fraud often use sophisticated techniques to deceive banks and customers.

• Examples of bank fraud include phishing scams, account takeover fraud, and insider fraud.

• Bank fraud can result in significant financial losses for individuals and institutio...read more

OOPs (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.

• OOPs focuses on creating objects that interact with each other to solve a problem.

• It involves concepts like classes, objects, inheritance, polymorphism, and encapsulation.

• For example, a class 'Car' can have objects like 'BMW', 'Toyota', etc. with properties and methods specific to each object.

To manage a disk full situation, you can identify large files, delete unnecessary files, clear cache, and resize partitions.

• Identify large files taking up space using tools like du or ncdu.

• Delete unnecessary files or move them to another storage device.

• Clear cache to free up space, such as package cache or browser cache.

• Resize partitions to allocate more space to the full disk.

Salary and process requirements are important factors to consider when hiring a Senior Team Member.

• Salary requirement refers to the expected compensation the candidate is seeking for the position.

• Process requirement refers to the specific procedures or steps the candidate is experienced in or expects to follow in their work.

• Salary and process requirements are usually discussed during the interview to ensure alignment between the candidate's expectations and the company's offe...read more

To capture a screenshot in WebdriverIO, you can use the browser.saveScreenshot() method.

• Use browser.saveScreenshot() method to capture a screenshot in WebdriverIO.

• Specify the path where you want to save the screenshot as a parameter to the saveScreenshot() method.

• Example: browser.saveScreenshot('./screenshot.png') will save the screenshot as 'screenshot.png' in the current directory.

Start process is a feature in Appian that initiates a new process instance.

• Start process is used to kick off a new process instance in Appian.

• It allows users to define the initial parameters and inputs for the process.

• Once started, the process will follow the defined workflow until completion.

The .NET framework is a software framework developed by Microsoft that provides a large library of pre-coded solutions to common programming problems.

• Developed by Microsoft

• Provides a large library of pre-coded solutions

• Supports multiple programming languages like C#, VB.NET, F#

• Used for building various types of applications including web, desktop, mobile

• Consists of Common Language Runtime (CLR) and Base Class Library (BCL)

A computer is an electronic device that processes data to perform various tasks.

• An electronic device that can store, retrieve, and process data

• Consists of hardware components such as CPU, memory, and storage

• Runs software programs to execute specific tasks

• Examples include desktops, laptops, tablets, and smartphones

Hardware refers to the physical components of a computer system that can be seen and touched.

• Includes components like CPU, motherboard, RAM, hard drive, graphics card, etc.

• Responsible for processing data and executing instructions.

• Examples: keyboard, mouse, monitor, printer.

Our framework is a hybrid framework that combines data-driven and keyword-driven approaches.

• Our framework uses Excel sheets to store test data and test cases.

• We have created custom keywords for frequently used actions.

• We use Selenium WebDriver for web automation and Appium for mobile automation.

• Our framework supports parallel execution of test cases.

• We have implemented logging and reporting features for better test management.

BFSI stands for Banking, Financial Services, and Insurance domain which includes institutions and companies providing financial services.

• BFSI domain encompasses banking, financial services, and insurance sectors

• It includes institutions like banks, credit unions, insurance companies, investment funds, and stock brokerages

• Professionals in BFSI domain deal with financial products, services, regulations, and risk management

• Examples include JPMorgan Chase, Goldman Sachs, State Far...read more

Closure is a function that has access to its own scope, as well as the scope in which it was defined.

• Closure allows a function to access variables from its outer function even after the outer function has finished executing.

• It helps in maintaining state in asynchronous operations.

• Example: function outerFunction() { let outerVar = 'I am outer'; return function innerFunction() { console.log(outerVar); }; }

IP range refers to a set of IP addresses that fall within a specific numerical range.

• IP range is defined by a starting IP address and an ending IP address

• It is used to identify a group of devices on a network

• CIDR notation is commonly used to represent IP ranges, such as 192.168.0.0/24

• IP ranges can be used for security purposes, such as firewall rules or access control lists