MongoDB Senior Software Engineer Interview Questions and Answers

Q1. Advantage and disadvantage of framework.
Ans. 
Frameworks provide structure and pre-built components for software development, but can also limit flexibility and require learning curve.
• Advantage: Provides structure and pre-built components for faster development

• Advantage: Can improve code quality and maintainability

• Disadvantage: Can limit flexibility and customization

• Disadvantage: Requires learning curve and potential dependency issues

• Example: ReactJS provides a fr...read more
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Q1. What is Oops? Advantage and disadvantage
Ans. 
Oops stands for Object-Oriented Programming. It is a programming paradigm that uses objects to represent real-world entities.
• Advantages: code reusability, modularity, encapsulation, inheritance, polymorphism

• Disadvantages: complexity, steep learning curve, performance overhead

• Example: creating a class 'Car' with properties like 'make', 'model', and 'year', and methods like 'start_engine' and 'stop_engine'
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Data Structure related questions

Q1. Java related interview questions
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Q1. Design a notification system
Ans. 
A notification system to alert users of important events or updates.
• Identify the types of notifications needed

• Determine the target audience for each notification

• Choose the appropriate delivery method (email, push notification, SMS, etc.)

• Design a user-friendly interface for managing notifications

• Implement a system for tracking and analyzing notification engagement
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Codility test. LCA of two nodes in binary tree and the distance between 2 nodes

Q1. Design a write ahead logger
Ans. 
Design a write ahead logger
• Choose a storage medium (file, database, etc.)

• Implement a buffer to store log entries before writing to storage

• Ensure atomicity of write operations to prevent data corruption

• Include timestamp and transaction ID in log entries

• Implement a mechanism to recover from crashes or failures
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Q1. They asked questions related your project and technical questions
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You have to do programming test. This is based on logical question.

It is simple MCQ machine test and test result is generated then forwarded for First round which is telephonic round.

This round is on Zoom and will try to check your coding knowledge. Like your role in existing project in current company etc. Totally project related

Q1. This is for your joining dates a
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