Cognizant Software Developer Interview Questions, Process, and Tips

Test was good, and nice experience. It was online.

Simple questions like BST, Sorting and DBMS very questions.

Q1. HR wanted to test communication skill.
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Q2. What is your fav sports, and what you would do if you become a PM.
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Q1. Java oops concepts
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Q2. Programming on string
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Q3. Spring boot questions
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Q1. What is sap pi
Ans. 
SAP PI (Process Integration) is an integration platform that enables communication between different systems and applications.
• SAP PI is part of the SAP NetWeaver platform.

• It allows for seamless integration of various systems, both SAP and non-SAP.

• SAP PI provides tools for designing, configuring, and monitoring integration scenarios.

• It supports different communication protocols and data formats.

• Example: SAP PI can be us...read more
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Q2. What is difference between sap pi and po
Ans. 
SAP PI and PO are both integration platforms, but PI focuses on process integration while PO focuses on process orchestration.
• SAP PI (Process Integration) is an integration platform that enables communication between different systems and applications.

• SAP PO (Process Orchestration) is an integration platform that not only enables communication but also provides tools for process modeling, monitoring, and automation.

• PI ...read more
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Profit and loss, permutations and combinations,time and speed and some other aptitude questions.

Related to getting the output of the program
And sometimes we need to fill out the program to get the desired output

Q1. About C programming language based on your resume
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Q2. Globalvariable and local variable difference
Ans. 
Global variables are accessible throughout the program, while local variables are only accessible within a specific scope.
• Global variables are declared outside of any function and can be accessed by any function in the program.

• Local variables are declared within a function and can only be accessed within that function.

• Global variables have a global scope, while local variables have a local scope.

• Global variables can le...read more
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Q3. Write a program to reverse a string
Ans. 
Program to reverse a string using array of characters
• Create an array of characters from the input string

• Iterate through the array in reverse order and append each character to a new string

• Return the reversed string
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Q4. Difference between c and python
Ans. 
C is a statically typed language with manual memory management, while Python is dynamically typed with automatic memory management.
• C is a compiled language, while Python is an interpreted language.

• C requires explicit memory allocation and deallocation, while Python has automatic memory management.

• C is more low-level and closer to the hardware, while Python is more high-level and abstract.

• C is faster in terms of executi...read more
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Q5. Get the desired output for the given program
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