Go (Golang) Quick Revision Cheat Sheet Notes Questions and Answers: Free Download Notes PDF

Author - Notesly

Description

Go (Golang) with this cheat sheet featuring 50 essential questions and answers, perfect for developers at all levels. From understanding Go basics to advanced concepts, this guide covers it all in an FAQ format with concise explanations. What are Go’s key features? — Static typing, garbage collection, goroutines, simplicity, and fast compilation. What is the difference between Go and other languages like Python or Java? — Go focuses on simplicity, performance, and concurrency. How do you declare variables in Go? — Use var name type = value or shorthand name := value. What is a Goroutine? — A lightweight thread managed by the Go runtime for concurrency. How does Go handle errors? — Explicit error handling using error type, without exceptions. What are Go interfaces? — They define a set of method signatures for polymorphism. What is a Go channel? — A communication mechanism for Goroutines to share data. How do you write a simple HTTP server in Go? — Use the net/http package and http.ListenAndServe. What is the purpose of Go's defer? — To schedule a function call after the current function ends. What is the difference between slices and arrays in Go? — Arrays are fixed-size, slices are dynamic and more flexible.