Citrix 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
Ans. 
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 Java and what are the loops in Java
Ans. 
Java is a high-level programming language used for developing applications. Loops in Java are used for repetitive execution of code.
• Java is an object-oriented language

• It is platform-independent

• Java programs are compiled into bytecode

• Loops in Java include for, while, and do-while loops

• For loop example: for(int i=0; i<10; i++) { // code }

• While loop example: int i=0; while(i<10) { // code; i++; }

• Do-while loop example: int
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Q2. What is the difference between Java and other programming languages such as C++.
Ans. 
Java is an object-oriented programming language that is platform-independent and has automatic memory management.
• Java is platform-independent, while C++ is platform-dependent.

• Java has automatic memory management, while C++ requires manual memory management.

• Java is an object-oriented language, while C++ supports both procedural and object-oriented programming.

• Java has a simpler syntax than C++.

• Java has a larger standard...read more
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Q3. This can be especially relevant if they expect the person they hire to use multiple programming languages in their new role.
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