Capgemini Software Developer Interview Questions, Process, and Tips

Easy and entry level no practice required for now

Easy entry level little practice required

Q1. Short the array
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Pivot question and structure schema.

Good Interview questions based on normal DSA

Q1. Internal structure of Hashmap
Ans. 
Hashmap is a data structure that stores key-value pairs and uses hashing to map keys to values.
• Hashmap is implemented using an array of linked lists.

• Each element in the array is a bucket that can store multiple key-value pairs.

• When inserting a key-value pair, the key is hashed to determine the index in the array where it will be stored.

• If multiple keys hash to the same index, a collision occurs and the key-value pairs ...read more
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Q2. Types of exceptions
Ans. 
Types of exceptions include checked exceptions, unchecked exceptions, and errors.
• Checked exceptions are checked at compile time and must be handled by the programmer.

• Unchecked exceptions are not checked at compile time and can be handled or left unhandled.

• Errors are serious issues that are not expected to be caught or handled by the programmer.

• Examples: NullPointerException, ArrayIndexOutOfBoundsException, IOException
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Q1. Write a program for circular link list. How toggle a bit reverse a string
Ans. 
Program for circular linked list, toggling a bit, and reversing a string.
• Create a struct for node with data and next pointer for circular linked list

• Implement functions to insert, delete, and display nodes in circular linked list

• To toggle a bit, use XOR operator with 1

• To reverse a string, use two pointers approach swapping characters from start and end
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Q1. Spring annotations , ioc , beans
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