FREE GoLang Syntax and Simplicity Questions and Answers

Question 1

Which of the following are valid ways to declare and initialize a variable in Go?

Accepted Answer

var x int = 10

Answer

int x = 10

Question 2

Which statement about Go's package declaration is true?

Accepted Answer

Every Go file must start with a package declaration.

Answer

A Go program can have multiple package main declarations.

Answer

The package declaration can be omitted for small programs.

Question 3

Which of the following if conditions are valid in Go?

Accepted Answer

if x := 10; x > 5 {}

Answer

if x > 5 then {}

Answer

if x := "test" {}

Question 4

Which of the following are valid Go function definitions?

Accepted Answer

func add(a int, b int) int { return a + b }

Answer

func square(x int) int return x * x

Question 5

Which of the following are valid ways to declare an array or slice in Go?

Accepted Answer

var arr [3]int = [3]int{1, 2, 3}

Answer

arr := [3]int{}