Capgemini Senior Software Engineer Testing Interview Questions and Answers

Q1. Explain your framework, API fundamentals
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Q2. Exception handling in selenium, error codes in api testing etc
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Q3. Synchronization handling in code
Ans. 
Synchronization in code ensures safe access to shared resources in concurrent programming.
• Use mutexes to lock shared resources: e.g., `pthread_mutex_lock(&mutex);` in C.

• Implement semaphores to control access: e.g., `sem_wait(&sem);` in POSIX.

• Utilize atomic operations for simple data types: e.g., `std::atomic<int> count;` in C++.

• Leverage higher-level constructs like `synchronized` in Java: `synchronized(th...read more
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Q4. Oops concepts used in project
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Utilized OOP concepts like inheritance, encapsulation, and polymorphism to enhance code reusability and maintainability in testing frameworks.
• Inheritance: Created a base test class for common setup methods, allowing derived classes to inherit and extend functionality.

• Encapsulation: Used private variables in test classes to protect data integrity and expose only necessary methods for interaction.

• Polymorphism: Implemente...read more
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Q5. Agile process and terminologies
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Q1. 1. Explain about yourself? 2. What are your Roles and Responsibility? 3. Have you got a chance to build a framework from scratch ? 4. Which type of framework are you currently working? 5. What is the ...read more
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How to access data from excel

Q1. How to scroll down in selenium
Ans. 
To scroll down in Selenium, you can use the Actions class or JavaScriptExecutor.
• Use Actions class to perform keyboard and mouse actions

• Scroll down using Keys class and sendKeys(Keys.PAGE_DOWN)

• Alternatively, use JavaScriptExecutor to scroll down by executing JavaScript code
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Q2. Difference between string and stringbuffer
Ans. 
String is immutable, StringBuffer is mutable.
• String is immutable, meaning once created, its value cannot be changed.

• StringBuffer is mutable, meaning its value can be changed after creation.

• String is thread-safe, while StringBuffer is not.

• StringBuffer is faster for concatenation operations compared to String.
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Q3. Types of constructor
Ans. 
Constructors are special methods used to initialize objects in a class.
• Constructors have the same name as the class.

• They do not have a return type.

• They are called automatically when an object is created.

• There can be multiple constructors in a class (overloading).
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Replacing char(Vowels) in a string with *