PayU Payments Associate Software Engineer Interview Questions and Answers

The questions on profit,percentage, logical questions

Q1. Basically all was on resume and OOPS
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Q1. Same as posted in advice
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Q1. Explain Concurrency
Ans. 
Concurrency is the ability of a system to execute multiple tasks simultaneously.
• Concurrency allows multiple tasks to run concurrently, improving performance and efficiency.

• Concurrency can be achieved through multithreading or multiprocessing.

• Example: A web server handling multiple requests simultaneously using multithreading.
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Q2. Explain Acid principles
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ACID principles are a set of properties that guarantee database transactions are processed reliably.
• Atomicity: Transactions are all or nothing. If one part of the transaction fails, the entire transaction is rolled back.

• Consistency: Transactions bring the database from one valid state to another. All constraints are satisfied.

• Isolation: Transactions are isolated from each other until they are completed.

• Durability: Once...read more
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Basic mathematics and analytical thinking questions

Basic programming questions

Q1. Be confident and speak casually
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Q2. Basic questions depending on how u interact
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There is some aptitude questions along with some subject question(C++,DBMS,OS). And also there is one easy/medium coding question

Q1. Interview involves subjects(OS,DBMS,CN,OOPs) , project related questions, and also easy questions from DSA.
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Q1. It was an easy round HR asked me about intoduction,will you be able to relocate,.... Overall it is an easy round.
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Q1. DS/Algo Questions about arrays and linked lists
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Q1. Technical interview with director
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