IDC Technologies Qa Automation Testing Engineer Interview Questions and Answers

Q1. Prject architecture and your role
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Q2. Automation Frameworks related questions
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Math, logical reasoning, verbal communication

Q1. Java basic programming
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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. Self introductions and java coding round
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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
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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. 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?
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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
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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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Normal aptitude test

Q1. Explain about Oops concept
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Oops concept stands for Object-Oriented Programming System. It is a programming paradigm based on the concept of objects.
• Oops concept focuses on creating objects that contain data in the form of fields (attributes) and code in the form of procedures (methods).

• Encapsulation, inheritance, polymorphism, and abstraction are the four main principles of Oops concept.

• Encapsulation refers to the bundling of data and methods th...read more
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Q2. Situation based hr questions
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