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Golang Interview Questions and Answers

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Golang vs JavaNodeJS vs Golang

Ques 1. What is Golang?

Golang, also known as Go, is a statically typed, compiled programming language designed for simplicity and efficiency.

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Ques 2. Explain Goroutines in Go.

Goroutines are lightweight threads managed by the Go runtime. They are used for concurrent programming and are more efficient than traditional threads.

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Ques 3. What is the difference between defer and panic in Go?

Defer is used to schedule a function call to be run after the function completes. Panic is used to terminate a function if it encounters an unrecoverable error.

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Ques 4. Explain Channels in Go and how they facilitate communication between goroutines.

Channels are a way for goroutines to communicate with each other and synchronize their execution. They provide a means to send and receive data between goroutines.

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Ques 5. What is the purpose of the 'init' function in Go?

The 'init' function is used to perform one-time initialization tasks, and it is executed automatically before the 'main' function.

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