Top 50+ Backend Interview Questions|Master backend interview questions! Prepare with 50+ objective questions covering databases, APIs, architecture, and more. Land your dream job!
Q1: Which of the following is NOT a common database type?
Q2: What does REST stand for?
Q3: Which HTTP method is typically used to update an existing resource?
Q4: What is the purpose of a cache in backend systems?
Q5: Which of the following is a common message queue system?
Q6: What is the CAP theorem?
Q7: Which design pattern promotes loose coupling between objects?
Q8: What is the purpose of JWT (JSON Web Token)?
Q9: Which of the following is a common type of NoSQL database?
Q10: What is the purpose of load balancing?
Q11: Which of the following is NOT a cloud computing service model?
Q12: What is the purpose of a microservice architecture?
Q13: Which of the following is used for version control?
Q14: What is the purpose of continuous integration (CI)?
Q15: Which of the following is a common caching strategy?
Q16: What is the purpose of OAuth?
Q17: Which of the following is a common database indexing technique?
Q18: What is the purpose of API gateways?
Q19: Which of the following is a common monitoring tool?
Q20: What is the purpose of database normalization?
Q21: What is the purpose of a reverse proxy?
Q22: Which of the following is an example of a message broker?
Q23: What is the difference between authentication and authorization?
Q24: Which is a popular tool for container orchestration?
Q25: Which data structure is suitable for implementing a LRU cache?
Q26: What is the eventual consistency model?
Q27: What's the purpose of gRPC?
Q28: What does ACID stand for in the context of database transactions?
Q29: What is a deadlock in the context of concurrency?
Q30: Which sorting algorithm has the best average-case time complexity?
Q31: What is the primary advantage of using a CDN (Content Delivery Network)?
Q32: What is the purpose of CORS (Cross-Origin Resource Sharing)?
Q33: Which of the following is a common approach to handle API versioning?
Q34: Which of the following is NOT a benefit of using serverless computing?
Q35: What is the purpose of a bloom filter?
Q36: What is sharding in databases?
Q37: What does the term 'idempotent' mean in the context of APIs?
Q38: What is OAuth 2.0 primarily used for?
Q39: In the context of distributed systems, what does 'Byzantine Fault Tolerance' mean?
Q40: What is the role of a service mesh?
Q41: What is rate limiting used for?
Q42: What is circuit breaker pattern used for?
Q43: What is the primary goal of database indexing?
Q44: What is the concept of 'horizontal scaling'?
Q45: What is a distributed transaction?
Q46: What is the main advantage of using GraphQL over REST?
Q47: What is Infrastructure as Code (IaC)?
Q48: Which of the following is a benefit of using a message queue?
Q49: What is the purpose of a Dockerfile?
Q50: What is the purpose of the SOLID principles in object-oriented design?
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Top 50+ Backend Interview Questions
Top 50+ Backend Interview Questions|Master backend interview questions! Prepare with 50+ objective questions covering databases, APIs, architecture, and more. Land your dream job!
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Top 50+ Backend Interview Questions | Page Engineer
