Neudesic Technologies Qa Automation Testing Engineer Interview Questions and Answers

Medium level Aptitude questions,and basic coding knowledge required to clear the First round

Communication skill Assessment

Q1. Core Java Questions,few may ask to write basic program in Java/C/python
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Q2. Write a program to print Fibonacci series
Ans. 
Program to print Fibonacci series
• Declare two variables to store the first two numbers of the series

• Use a loop to generate the next numbers in the series

• Print each number as it is generated
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Q3. Program to Print palindrome
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Program to print palindrome
• A palindrome is a word, phrase, number, or other sequence of characters that reads the same forward and backward

• To check if a string is a palindrome, we can compare the first and last characters, then the second and second-to-last characters, and so on

• If all pairs match, the string is a palindrome

• We can use a loop to iterate through the string and compare the characters
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Q4. Program to print average of number series
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Program to print average of number series
• Create a variable to store the sum of the numbers in the series

• Create a variable to store the count of numbers in the series

• Loop through the series and add each number to the sum variable

• Increment the count variable for each number in the series

• Calculate the average by dividing the sum by the count

• Print the average
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Q5. Program to print sum of 2 numbers
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Program to print sum of 2 numbers
• Declare 2 variables to store the numbers

• Add the variables and store the result in another variable

• Print the result
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Q1. Self Intro,Fav movie and why is it favourite,Hobbies
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Q1. Self introductions and java coding round
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Q1. Question of test automation framework
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Q2. Coding problems on Arrays, Strings
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Q3. Basic questions on selenium
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Q4. Git commands. What is git stash used for?
Ans. 
Git stash is used to temporarily store changes that are not ready to be committed.
• Git stash is used to save changes that are not ready to be committed, allowing you to switch branches or work on something else.

• It is useful when you want to temporarily store changes without committing them.

• You can later apply the stashed changes back to your working directory.

• Example: git stash save 'work in progress'

• Example: git stash
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Q5. How to handle conflicts in git
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Conflicts in git can be handled by resolving them through merging, rebasing, or using tools like git mergetool.
• Communicate with team members to understand changes causing conflicts

• Resolve conflicts by manually editing files or using git mergetool

• Use git rebase to reapply changes on top of another branch

• Merge conflicting branches after resolving conflicts
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Q6. Questions on Data Provider, TestNG annotations
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Q1. Difference between hash map and hash table
Ans. 
HashMap is non-synchronized and allows null values and keys, while HashTable is synchronized and does not allow null values or keys.
• HashMap is non-synchronized and not thread-safe, while HashTable is synchronized and thread-safe.

• HashMap allows null values and keys, while HashTable does not allow null values or keys.

• HashMap is generally preferred over HashTable for non-thread-safe operations due to better performance.
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Q2. What is final finally finalize
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final, finally, and finalize are keywords in Java used for different purposes.
• final is a keyword used to declare constants, prevent method overriding, and prevent inheritance.

• finally is a block of code that is always executed, whether an exception is thrown or not.

• finalize is a method used for cleanup operations before an object is garbage collected.
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Q3. What is idempotent in API
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Idempotent in API means that making the same request multiple times has the same effect as making it once.
• Idempotent operations produce the same result regardless of how many times they are called.

• GET and PUT requests are typically idempotent, while POST requests are not.

• For example, sending a PUT request to update a resource should have the same result whether it is sent once or multiple times.
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Q4. Pillars of JAVA and explain with example
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The pillars of JAVA are Inheritance, Encapsulation, Polymorphism, and Abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class. Example: class Dog extends Animal.

• 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 of a method to do different things based on the ob...read more
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Q1. Describe Singleton design pattern.
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Singleton design pattern restricts the instantiation of a class to a single instance and provides a global point of access to it.
• Ensures only one instance of a class exists

• Provides a global point of access to the instance

• Uses a private constructor to prevent external instantiation

• Commonly used in logging, database connections, and configuration settings
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Q2. Explain the framework
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A framework is a set of guidelines, rules, and best practices used to develop software applications.
• A framework provides a structure for organizing code and helps to ensure consistency across the application.

• It can include libraries, tools, and templates to simplify development.

• Examples of popular frameworks include React, Angular, and Django.

• Frameworks can be used for both manual and automated testing.

• They can also be...read more
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Q1. Automation frameworks
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Q1. Prject architecture and your role
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Q2. Automation Frameworks related questions
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Q1. Python concept related prpgrams
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Q2. Multithreaded related questions
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