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Knorex Interview Questions and Answers
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Interview questions from similar companies
Qa Automation Testing Engineer Interview Questions & Answers
Dassault Systemes
Anonymous
posted on 28 Nov 2024
(9 Questions)
- Q1. Introduction, roles and responsibilities
- Q2. Deep copy shallow copy
- Q3. Method Overloading overriding
- Q4. Constuctor and its types
- Ans.
Constructors are special methods in a class used to initialize objects. There are default, parameterized, copy, and static constructors.
Constructors have the same name as the class and do not have a return type.
Default constructors are automatically created by the compiler if no constructor is defined.
Parameterized constructors accept parameters to initialize object properties.
Copy constructors create a new object as a...
- Q5. Varags (variable length arguments)
- Q6. Find element find elements return types of it if no elements found
- Ans.
findElements method in Selenium returns a list of WebElements or an empty list if no elements are found.
findElements method returns a list of WebElements
If no elements are found, it returns an empty list
Return type is List
- Q7. Webdriver what is it
- Ans.
Webdriver is a tool used for automating web application testing.
Webdriver is a popular automation tool used for testing web applications.
It allows testers to automate interactions with a web browser.
Webdriver supports multiple programming languages such as Java, Python, and C#.
It can simulate user interactions like clicking buttons, entering text, and navigating through pages.
Webdriver is commonly used in QA automation...
- Q8. Find duplicate numbers and its count from given list explain logic
- Ans.
Logic to find duplicate numbers and their count in a given list.
Iterate through the list and store each number in a hashmap with its count
If a number is already in the hashmap, increment its count
After iterating, check the hashmap for numbers with count greater than 1 to find duplicates
- Q9. Factorial using recursion
- Ans.
Factorial using recursion is a mathematical function that calculates the product of all positive integers up to a given number.
Define a function that takes an integer parameter n
Base case: if n is 0, return 1
Recursive case: return n multiplied by the factorial of n-1
Example: factorial(5) = 5 * factorial(4) = 5 * 4 * factorial(3) = 5 * 4 * 3 * factorial(2) = 5 * 4 * 3 * 2 * factorial(1) = 5 * 4 * 3 * 2 * 1 = 120
Interview Preparation Tips
Introduction, roles responsibilities.
Deep copy shallow copy
Method Overloading overriding
Constuctor
Varags
Find element & find elements difference and return types(if elements present and if not)
2 coding questions
1 repeatetive numbers/duplicates and its count from the given list eg output 4,2(4 is number and found 2 times)
2 factorial of a number using recursion.
I don't want to fil this form all that's why including all questions asked in the feedback.
This was my first round and no response till now.
Interview taken on 10 Oct.
Skills evaluated in this interview
I applied via Company Website and was interviewed in Oct 2024. There were 4 interview rounds.
Basic Python, SQL, and Bash questions
(4 Questions)
- Q1. SQL questions with operations that include changing from string to array. Tip: stick to RDBMS-specific dialects only (like Postgres), I used Spark SQL
- Q2. Simple Python questions with a follow-up to optimise it
- Q3. Bash script-based questions, are pretty basic.
- Q4. Data pipeline design and best practices.
- Ans.
Data pipeline design involves creating a system to efficiently collect, process, and analyze data.
Understand the data sources and requirements before designing the pipeline.
Use tools like Apache Kafka, Apache NiFi, or AWS Glue for data ingestion and processing.
Implement data validation and error handling mechanisms to ensure data quality.
Consider scalability and performance optimization while designing the pipeline.
Doc...
(3 Questions)
- Q1. Easy to medium Leetcode-based question. With moderate difficulty.
- Q2. Simple Python-based question with optimisation.
- Q3. Design specific questions based on Data pipelines.
(3 Questions)
- Q1. SQL-based question with moderate difficulty.
- Q2. Python-based questions, follow questions with some optimisations.
- Q3. Bash-script based round.
Skills evaluated in this interview
I applied via LinkedIn and was interviewed in Nov 2024. There were 2 interview rounds.
Mainly data leakage related problems
(5 Questions)
- Q1. Basic Swift and Objective C related questions
- Q2. SOLID principle
- Q3. Details of SOLID principle with its basic
- Q4. How to handle memory leakage
- Ans.
Best practices for handling memory leaks in iOS development
Use Instruments to identify memory leaks
Avoid strong reference cycles with weak or unowned references
Use autorelease pools for temporary objects
Implement proper memory management with ARC (Automatic Reference Counting)
- Q5. Memory management
Interview Preparation Tips
Skills evaluated in this interview
Senior Technical Staff Member 1 Interview Questions & Answers
Oracle Cerner
Anonymous
posted on 28 Nov 2024
(2 Questions)
- Q1. Internal working of hashmap
- Ans.
HashMap is a data structure that stores key-value pairs and uses hashing to efficiently retrieve values based on keys.
HashMap internally uses an array of linked lists to store key-value pairs.
When a key-value pair is added, the key is hashed to determine the index in the array where it will be stored.
If multiple keys hash to the same index, a linked list is used to handle collisions.
To retrieve a value, the key is hash...
- Q2. Find Anagram from string array
- Ans.
Find anagrams from a string array
Iterate through each string in the array
Sort the characters of each string to create a key for comparison
Use a hashmap to group anagrams together
Return the grouped anagrams as arrays
(2 Questions)
- Q1. Top view of binary Tree
- Ans.
A top view of a binary tree shows the nodes visible when looking at the tree from the top.
The top view of a binary tree is the set of nodes visible when looking at the tree from the top.
Nodes at the same horizontal distance from the root are considered at the same level.
Use a map to store the horizontal distance of each node and only keep the first node encountered at each horizontal distance.
- Q2. Java based questions
(2 Questions)
- Q1. Hight of binary tree
- Ans.
Height of a binary tree is the maximum number of edges on the longest path from the root node to a leaf node.
Height of an empty tree is -1
Height of a tree with only one node is 0
Height of a binary tree can be calculated recursively by finding the height of left and right subtrees and adding 1 to the maximum of the two heights
- Q2. Garbage Collector
(1 Question)
- Q1. Library Management System
Skills evaluated in this interview
Saurabh Rai
I applied via Campus Placement
(2 Questions)
- Q1. Resume related question
- Q2. Outlook PST backup
(2 Questions)
- Q1. Resume related question
- Q2. Last job role and responsibilities
(2 Questions)
- Q1. Desktop related
- Q2. Vlan configure and rules
(2 Questions)
- Q1. Network setup devices
- Q2. Vpn how to configure
(2 Questions)
- Q1. Why we hire you
- Q2. Previous job left
Interview Preparation Tips
Skills evaluated in this interview
I applied via Approached by Company and was interviewed in Oct 2024. There were 2 interview rounds.
(5 Questions)
- Q1. What is the social networking
- Ans.
Social networking refers to the use of internet-based platforms to connect with others, share information, and build relationships.
Social networking sites allow users to create profiles, connect with friends, and share updates and photos.
Popular social networking platforms include Facebook, Twitter, Instagram, and LinkedIn.
Social networking can be used for personal connections, professional networking, and marketing pu...
- Q2. How many people added in google
- Ans.
The number of people added in Google is constantly changing due to hiring, acquisitions, and other factors.
Google adds thousands of employees each year through hiring and acquisitions.
As of 2021, Google has over 140,000 employees worldwide.
The exact number of people added in Google can vary depending on the time frame and specific context of the question.
- Q3. What is the charts accountant
- Ans.
A charts accountant is a professional who specializes in creating and analyzing financial charts and graphs to help businesses make informed decisions.
Charts accountants use data visualization techniques to present financial information in a clear and concise manner.
They often work with software programs like Microsoft Excel or Tableau to create charts and graphs.
Charts accountants help businesses track key performance...
- Q4. What is a gaming review
- Ans.
A gaming review is an evaluation of a video game, assessing its gameplay, graphics, sound, and overall quality.
Gaming reviews provide insights into the strengths and weaknesses of a game.
They often include ratings or scores to summarize the reviewer's opinion.
Reviews may also discuss the game's story, mechanics, replay value, and technical performance.
Examples of popular gaming review websites include IGN, GameSpot, an
- Q5. How many salary in google
Very hardworking studying in coding
Interview Preparation Tips
- Accounting
- Game Testing
Technical Support Engineer Interview Questions & Answers
ServiceNow
Stanely Jones
posted on 18 Oct 2024
I applied via Job Fair and was interviewed in Sep 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Basics of JS questions like data types. array methods, closures, Hoisting
- Q2. Asked coding questions like Anagram, add and delete elements in an array, Fizz Buzz, merging of two arrays with using JS methods.
(2 Questions)
- Q1. The managerial round completely depends on your luck, if he/she interested in you, then it is fine. Otherwise you can't able to clear this round.
- Q2. You have to know the role in detail of what they are asking.
Interview Preparation Tips
Selected
I applied via Naukri.com and was interviewed in Oct 2024. There were 2 interview rounds.
(5 Questions)
- Q1. I am fine or not
- Q2. I want this job
- Q3. I want information for selected in job and interview
- Q4. And I want the company your details and related studies details
- Q5. And it will be a good job for me so please select in this company for my family situation
Group discussion related in company
Interview Preparation Tips
Senior Process Associate Interview Questions & Answers
Automatic Data Processing (ADP)
Anonymous
posted on 29 Jul 2024
(5 Questions)
- Q1. Self intro , what is payroll, tax
- Q2. What is excel Ai, chat GPT
- Ans.
Excel AI and Chat GPT are tools that use artificial intelligence to enhance Excel functionality and enable chatbot interactions.
Excel AI integrates AI capabilities into Excel to automate tasks and provide insights.
Chat GPT is a chatbot platform powered by OpenAI's GPT-3 model for natural language processing.
Both tools leverage AI to improve productivity and user experience in different ways.
- Q3. Previous experience has to share
- Q4. Excel questions
- Q5. What do know about current affairs
- Ans.
I stay updated on current affairs by regularly reading news articles, watching news channels, and following reputable sources on social media.
I make it a habit to read news articles from reputable sources such as BBC, CNN, and The New York Times.
I watch news channels like BBC News, CNN, and Al Jazeera to stay informed about global events.
I follow reputable news sources on social media platforms like Twitter and Faceboo
Interview Preparation Tips
Dislikes
Abhishek rai from TCS he came to ADP as asst manager he every time asks about YEAR-END YEAR-END he did not give training only to me and assigned one superior he is muslim guy Syed Mudassar he gave training only 4 days and my tasks consists of 10 in that he gave one task training only there is no training room in meeting cabins if any cabin is empty there only on small moniter they will show task once or twice and he will handover live cases and tasks are one but live cases are plenty types I did not commit mistake also Abhishek rai was telling do you have any idea of SECURITY INCIDENT happened yesterday I said what he is telling you missed one case and that case was missed by that senior sitting beside me and he blamed on me if they don't like you they will ask us to voluntarily resign and leave if we don't they corner us and does harrassment untill you resign
And they collect money for birthday celebration in team and colleagues getting married for that 500 every month birthday and marriage gift seperate
Work Details
Work policy: In this company if at all you miss coming to office one day among three day then your ID will turn into red and you have to compensate one extra day in next week
Work days: Monday to Friday (Strict Timings)
Work related travel: This job involves travel within city.
Skills evaluated in this interview
Data Science Intern Interview Questions & Answers
Bosch Global Software Technologies
Anonymous
posted on 26 Nov 2024
Selected
I applied via Campus Placement
It was related to Aptitude MCQ and 2-coding test
(3 Questions)
- Q1. Palindrome of a number
- Ans.
A palindrome of a number is a number that remains the same when its digits are reversed.
To check if a number is a palindrome, reverse the number and compare it with the original number.
Examples: 121 is a palindrome, 123 is not a palindrome.
- Q2. Merge 2linked list
- Ans.
Merging two linked lists involves combining the elements of both lists into a single list.
Create a new linked list to store the merged elements
Traverse through both linked lists and add elements to the new list
Handle cases where one list is longer than the other
- Q3. About projects you have done
(2 Questions)
- Q1. Explain your resume fully
- Q2. General questions on the behaviour
Skills evaluated in this interview
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