Entrata Interview Questions and Answers for Freshers

It was consisted of cloud, docker related questions and some logical questions. There were 5 coding questions 3 were easy level coding questions and 2 were on sql schema realated quetions.

GD was good HR was too supportive everyone got chance to keep and express their points.

Q1. Oops related questions
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Q2. Sql and some php related questions
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Q1. Oops , Encapsulation
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Logical aptitude test

Q1. What is the Postgres Architecture, explain it in depth.
Ans. 
Postgres Architecture is a client-server model with a multi-process approach.
• Postgres uses a multi-process approach with a master process and worker processes.

• The master process manages shared memory and worker processes handle client connections.

• Postgres also has a background process for maintenance tasks and a WAL writer for data durability.

• Postgres supports ACID transactions and has a query planner for optimizing qu...read more
Answered by AI
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Q2. How will you troubleshoot if database performance is very slow and other performance related questions.
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