Cognizant Programmer Analyst Interview Questions, Process, and Tips

Q1. What is IAM and benefits
Ans. 
IAM stands for Identity and Access Management. It is a framework of policies and technologies that ensure the right individuals have the right access to resources.
• IAM helps organizations manage user identities, roles, and access permissions.

• Benefits of IAM include improved security by enforcing least privilege access, increased compliance with regulations, centralized access control, and streamlined user management.

• IAM...read more
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Q2. What is Collections in Java
Ans. 
Collections in Java are frameworks that provide an architecture to store and manipulate a group of objects.
• Collections provide interfaces (List, Set, Map) and classes (ArrayList, LinkedList, HashSet, HashMap) to work with groups of objects

• They offer methods to add, remove, and manipulate elements in the collection

• Collections framework also includes algorithms for searching, sorting, and iterating over collections
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Q1. Why are u switching the company
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Q2. Why are you joining CTS
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Intutive and immersive topic asked was about co2 emission

Algebraic questions and IQ

Frequency of strings

Q1. What is abstract class
Ans. 
Abstract class is a class that cannot be instantiated and may contain abstract methods.
• Cannot be instantiated directly

• May contain abstract methods that must be implemented by subclasses

• Can have both abstract and non-abstract methods

• Used for creating a template for other classes to inherit from
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Q2. What exception handling
Ans. 
Exception handling is a programming concept that deals with errors and unexpected events in a program.
• Exception handling allows programmers to gracefully handle errors and prevent program crashes.

• It involves using try, catch, and finally blocks to handle exceptions.

• Examples of exceptions include divide by zero, file not found, and out of memory errors.
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Q3. Difference between list and array
Ans. 
Arrays are fixed in size and store elements of the same data type, while lists can dynamically resize and store elements of different data types.
• Arrays have a fixed size, while lists can dynamically resize.

• Arrays store elements of the same data type, while lists can store elements of different data types.

• Arrays use contiguous memory allocation, while lists use linked data structures.

• Arrays are accessed by index, while
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Q1. What's your expectations
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Aptitude test 2 hours

Q1. Programming questions and their logic
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Q2. Code logic for a specific function
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Code logic for a specific function
• Identify the input parameters required for the function

• Define the steps needed to achieve the desired output

• Consider edge cases and error handling

• Test the function with different inputs to ensure correctness
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Q1. Intro about myself
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Q2. Background qns to know more about myself
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