CommVault Web Developer Interview Questions and Answers

Interview for backend developer with experience in django

Q1. Writing ORM queries in django
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Q2. Database design with foregin and many to many fields
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Q3. Explain django's request response flow
Ans. 
Django's request response flow involves the request being handled by URL dispatcher, views, middleware, and templates before generating a response.
• Request is received by URL dispatcher which maps the URL to a view function

• View function processes the request, interacts with models if needed, and returns a response

• Middleware can intercept the request and response for additional processing

• Templates are used to generate HT
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Q1. Basic to intermediate.net, EF, SQL, C#, OOP
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Q2. Basics of .Net Core
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Q1. Deep into.net and sql
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Please inquire about the fundamentals of computer science, including object-oriented programming, data structures and algorithms, database management systems, and computer networks.

Java internals, coding questions 2sum

Q1. Hld of your previous project
Ans. 
Developed a web-based project management tool for tracking tasks and deadlines.
• Used React.js for front-end development

• Implemented RESTful APIs for backend using Node.js and Express

• Utilized MongoDB for database storage

• Incorporated authentication and authorization features for user security
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Q2. Question related to self build projects
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Q1. Salary negotiation
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Q2. Location constrain if any
Ans. 
Open to relocation for the right opportunity
• Willing to relocate for the right job opportunity

• Flexible with location for the right role

• Open to considering different locations for the right position
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Q1. Tell me about yourself, availability, visa-related questions
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Dynamic programming questions, longg time to complete the 2 questions

Problem solving : a clock with 3 hands, no numbers written, guess what it is

1 hour 3 questions easy to medium leetcode.

Platform - Mettl
3 Questions of medium level difficulty to do in 2 hours, typically contain concepts like DSA, DP etc.

Q1. What is structure padding?
Ans. 
Structure padding is the insertion of unused bytes between structure members to align them on memory boundaries.
• Padding is added to ensure that each member of a structure starts at a memory address that is a multiple of its size.

• Padding is compiler-dependent and can vary between different platforms and architectures.

• Padding can affect the size of a structure and the performance of the program.

• Example: struct example { ...read more
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Q2. College Project discussion
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Q3. Form a dictionary from name.
Ans. 
Forming a dictionary from name
• Create an empty dictionary

• Iterate through each character in the name

• Add the character as a key and its frequency as value in the dictionary
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