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1
Describe how you would implement a thread-safe LRU cache in Go for a high-throughput service.
Expert
High
2
What is the internal structure of a slice? How does append work?
Expert
High
3
How would you efficiently remove an element from a slice while preserving order vs without preserving order?
Expert
High
4
What happens when you write to a nil map vs an empty map?
Expert
High
5
When would you use a struct with methods vs a map in Go?
Expert
High
All Topics
1
Language fundamentals
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Basics
Data Structures
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2
Advanced language features
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Concurrency
Memory Management
Error Handling
Standard Library
3
Building software
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Packages and Modules
Web and API Development
Databases and Storage
Testing
4
Operations
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DevOps and Deployment