Capgemini Backend Developer Interview Questions and Answers for Experienced

Two questions from hacker rank, one is from SQL and another one is DSA. SQL is pretty easy but DSA questions is from hard section, able to pass 3 test cases out of 15.

Q1. Bit manipulation
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Q2. Experience questions
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Q1. How do u find a loop
Ans. 
A loop can be found by iterating over a collection of elements repeatedly until a certain condition is met.
• Iterate over a collection of elements using for loop, while loop, or foreach loop

• Check for a condition to determine when to exit the loop

• Examples: for(int i=0; i
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Q2. How do u know know merge LL
Ans. 
Merge LL refers to merging two linked lists into a single sorted linked list.
• Use a dummy node to start the merged list

• Compare the values of the nodes from both lists and add the smaller one to the merged list

• Move the pointer of the merged list and the list from which the node was added
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Q1. Experience discussion
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Q2. Project discussion
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Q1. Lifestyle of software development
Ans. 
Software development lifestyle involves continuous learning, problem-solving, collaboration, and adapting to new technologies.
• Continuous learning is essential to stay updated with new technologies and best practices.

• Problem-solving skills are crucial for debugging and finding efficient solutions to complex problems.

• Collaboration with team members helps in sharing knowledge, brainstorming ideas, and improving code quali...read more
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Q2. Real time example of class inheritance
Ans. 
Class inheritance allows a subclass to inherit properties and methods from a superclass.
• Subclass can access all public and protected members of superclass.

• Subclass can override methods of superclass.

• Example: Animal class can be superclass, with Dog and Cat classes as subclasses inheriting properties and methods.
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Q3. Agile methodologies and waterfall methodology
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