FCI CCM Senior Java Developer Interview Questions and Answers

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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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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Please inquire about the fundamentals of computer science, including object-oriented programming, data structures and algorithms, database management systems, and computer networks.

Medium to hard questions based on arrays, dp

Q1. Quick sort algorithm
Ans. 
Quick sort is a popular sorting algorithm that uses divide and conquer strategy.
• Divides array into smaller sub-arrays based on a pivot element

• Recursively sorts sub-arrays

• Combines sorted sub-arrays to get final sorted array

• Time complexity: O(n log n) on average, O(n^2) worst case

• Example: [3, 6, 8, 10, 1, 2, 1] -> [1, 1, 2, 3, 6, 8, 10]
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Q2. Modified rotate a matrix
Ans. 
Rotate a matrix by 90 degrees in place
• Transpose the matrix

• Reverse each row of the transposed matrix
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Q1. Java SB, Kafka, MySQL
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It was the ask mostly about DSA

Online technical aptitude test

Q1. Related oops and old company projects
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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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