NTT Data Software Testing Engineer Interview Questions and Answers

Q1. What is sanity testing
Ans. 
Sanity testing is a subset of regression testing that quickly checks if the major functionalities of the software are working as expected.
• Sanity testing is performed after a software build to ensure its basic functionality is intact.

• It focuses on testing the critical features and functionalities of the software.

• It is a quick and shallow form of testing to determine if further testing is required.

• Sanity testing is not e...read more
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Q2. What is automation testing
Ans. 
Automation testing is the use of software tools to execute test cases and compare actual outcomes with expected outcomes.
• Automation testing involves writing scripts or using tools to automate repetitive tasks.

• It helps in reducing human errors and increases efficiency.

• It is used to test software applications, websites, and systems.

• Examples of automation testing tools include Selenium, Appium, and JUnit.
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Q3. What is oops concepts
Ans. 
OOPs concepts are the fundamental principles of Object-Oriented Programming that help in designing and implementing software systems.
• Encapsulation: Wrapping data and methods into a single unit

• Inheritance: Acquiring properties and behavior of a parent class

• Polymorphism: Ability of objects to take on multiple forms

• Abstraction: Hiding implementation details and showing only functionality

• Examples: Java, C++, Python, Ruby
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Q4. What is regression testing
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Regression testing is the process of testing changes made to a software application to ensure that existing functionality still works.
• It is performed after making changes to the software application

• It ensures that existing functionality is not affected by the changes

• It helps to identify any new defects introduced by the changes

• It can be automated to save time and effort

• Examples include testing after bug fixes, new feat
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Q5. What is access specifier
Ans. 
Access specifier defines the scope of a class member.
• Access specifiers are public, private, and protected.

• Public members can be accessed from anywhere.

• Private members can only be accessed within the class.

• Protected members can be accessed within the class and its subclasses.

• Access specifiers help in encapsulation and data hiding.
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Q6. What is agile methodology
Ans. 
Agile methodology is an iterative approach to software development that emphasizes flexibility and customer satisfaction.
• Agile methodology values individuals and interactions over processes and tools

• It emphasizes working software over comprehensive documentation

• It involves frequent collaboration with customers and stakeholders

• It allows for changes and adjustments to be made throughout the development process

• Examples of...read more
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Q7. What is manual testing
Ans. 
Manual testing is a process of verifying software manually without the use of automation tools.
• It involves executing test cases manually to identify defects

• It requires human intervention to simulate real-world scenarios

• It is time-consuming and requires a lot of effort

• It is useful for testing user interface, usability, and exploratory testing

• Examples include ad-hoc testing, exploratory testing, and regression testing
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Q1. What is your family background?
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Q2. What are your salary expectations?
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Q3. What are your strengths and weaknesses?
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Q4. Tell me about yourself.
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Basic aptitude questions like any other aptitude tests just to check how you do

Q1. What is ment by sql
Ans. 
SQL stands for Structured Query Language, used to manage and manipulate relational databases.
• SQL is a programming language used to communicate with databases

• It is used to create, modify, and delete databases, tables, and data

• SQL is used in various applications such as web development, data analysis, and business intelligence

• Examples of SQL-based databases include MySQL, Oracle, and Microsoft SQL Server
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Q2. Which is easier python or c++
Ans. 
Both Python and C++ have their own complexities and ease of use depending on the task at hand.
• Python is easier to learn and write code quickly, but C++ offers more control and performance.

• Python is better for scripting and prototyping, while C++ is better for system-level programming and large-scale projects.

• Python has a simpler syntax and dynamic typing, while C++ has a more complex syntax and static typing.

• Ultimately...read more
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Java program,Manual and automation Questions.

Aptitude questions related to test cases,test plan.