Mphasis Qa Automation Testing Engineer Interview Questions and Answers

Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.

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

• Promotes code reusability and reduces redundancy

• Creates a parent-child relationship between classes

• Derived class can access public and protected members of the base class

• Example: Class Car can inherit from class Vehicle to reuse com...read more

Object-oriented programming concepts that focus on data abstraction, encapsulation, inheritance, and polymorphism.

• Abstraction: Hiding the complex implementation details and showing only the necessary features to the outside world.

• Encapsulation: Binding data and methods that operate on the data into a single unit.

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

• Polymorphism: Ability ...read more

My name is John Smith.

• Full name is John Smith

• Common name in English-speaking countries

• No middle name or initial

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 ...read more

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

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

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