Google Engineering Manager Interview Questions and Answers

Q1. Details about experience and some OOPs questions
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OOPs, polymorphism, SOLID principle, threads, concurrency, unit tests, coverage, testing

Q1. Turn a matrix by 90 degrees.
Ans. 
To turn a matrix by 90 degrees, transpose the matrix and then reverse each row.
• Transpose the matrix by swapping elements across the diagonal

• Reverse each row of the transposed matrix
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Q1. Design document store server
Ans. 
Design a document store server for efficient storage and retrieval of documents.
• Consider using a NoSQL database like MongoDB for flexible schema and scalability.

• Implement a RESTful API for interacting with the document store.

• Include features like search functionality, version control, and access control.

• Optimize storage and retrieval performance by using indexing and caching.

• Ensure data security and backup mechanisms a
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Q2. Design library system
Ans. 
Design a library system for efficient management of books and resources.
• Consider user-friendly interface for searching and borrowing books

• Implement a database to store information about books, users, and transactions

• Include features like book reservation, due date reminders, and late fee calculation

• Integrate a system for tracking book availability and location within the library
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Q1. Managerial standard questions
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Q1. System design and architecture
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Q2. Propose architecture for an application
Ans. 
Propose architecture for an application
• Identify the requirements and constraints of the application

• Choose appropriate technologies and frameworks based on requirements

• Design a scalable and modular architecture

• Consider security, performance, and maintainability

• Implement microservices architecture for flexibility and scalability
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Thirty questions of arthimatic to solve like simple intrest compound intrest

Three coding questions which you have to complete

Q1. Design a web crawler
Ans. 
Design a web crawler to fetch and index web pages
• Start by identifying the target websites and their structure

• Develop a system to fetch web pages using HTTP requests

• Implement a parser to extract relevant information from the HTML content

• Store the extracted data in a database for indexing and retrieval
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Q1. .NET memory management
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Q2. How do you handle a non performing employee?
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Q1. What are you strengths?
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Q1. Technical discussion around micro service advantages and disadvantages in real project use cases. Integration challenges
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Q1. System design related questions from load balancer to database design
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Q1. Project management and people management
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