Job offersCompaniesTestsBlogI'm an employerSign upLog in
fr
fr
Home>IT Tests>Questions>Go

20 interview questions on Gofor developers (2026)

Test your technical skills before an interview of Go with 20 corrected questions. Beginner, Intermediate or Expert level.

or
Technology
Profession
Test
Sort by
Newest
Most popular
Last review
Filter by
Published
3889
To review
9
20 questions
Easy
5 votes429 runs0 comment

Write a Go program that prints 1 if test is true, and 0 otherwise.

Back-end developer
if else
variables
Communauté W3Dat Nov 29, 2021
Easy
1 vote416 runs0 comment

Iterate over a slice in Go

Back-end developer
range
slice
Communauté W3Dat Nov 29, 2021
Easy
1 vote406 runs0 comment

What is the equivalent of undefined in Go?

Back-end developer
nil
Communauté W3Dat Nov 29, 2021
Medium
1 vote19 runs
1 comment

Type assertion in Go: what happens when asserting an incorrect type?

Back-end developer
type assertion
interface
Anonymous authorat Feb 24, 2026
Easy
0 vote438 runs0 comment

Write a Go program that prints the string "Hello World" to the console.

Back-end developer
strings
Communauté W3Dat Jan 30, 2023
Easy
0 vote434 runs0 comment

What is the default value of a variable in Go?

Back-end developer
interfaces
Communauté W3Dat Nov 29, 2021
Easy
0 vote424 runs0 comment

What are the two files that are created when you run go mod init?

Back-end developer
go.mod
go.sum
Communauté W3Dat Nov 29, 2021
Easy
0 vote423 runs0 comment

Accessing a private field in Go

Back-end developer
structs
private
public
Communauté W3Dat Nov 29, 2021
Easy
0 vote421 runs0 comment

Write a Go program that prints the numbers from 1 to 10

Back-end developer
loops
control flow
Communauté W3Dat Nov 29, 2021
Easy
0 vote415 runs0 comment

How to use goroutines in Go

Back-end developer
goroutines
Communauté W3Dat Nov 29, 2021
Easy
0 vote414 runs0 comment

How to add an element to a slice in Go

Back-end developer
slice
append
Communauté W3Dat Nov 29, 2021
Medium
0 vote408 runs0 comment

Write a Go program that prints the following lines to the console: line 1, line 2, line 3, line 4

Back-end developer
error
pointers
Communauté W3Dat Nov 29, 2021
Medium
0 vote407 runs0 comment

Go is a statically typed, compiled language designed at Google that makes it easy to build simple, reliable, and efficient software.

Back-end developer
garbage collector
architecture
Communauté W3Dat Nov 29, 2021
Easy
0 vote407 runs0 comment

What is the type of the first character of a string in Go?

Back-end developer
types
errors
Communauté W3Dat Nov 29, 2021
Easy
0 vote406 runs0 comment

Create a struct in Go

Back-end developer
struct
method
Communauté W3Dat Nov 29, 2021
Medium
0 vote298 runs0 comment

Which data type can store any value in Go?

Back-end developer
data types
interface
Nick LAM YEE MANat Dec 22, 2022
Easy
0 vote114 runs0 comment

Return a string with the word 'Hello' and the name of the person passed as an argument.

Back-end developer
strings
fmt
Emmanuel Jametat Dec 26, 2024
Easy
0 vote69 runs
1 comment

How to handle errors in Go

Back-end developer
error
panic
Cédricat Jul 7, 2025
Medium
0 vote36 runs0 comment

How to define a function in Go

Back-end developer
functions
declaration
Anonymous authorat Jan 6, 2026
Easy
0 vote19 runs0 comment

Declare a variable of type int64 and containing the value 42 in Go

Back-end developer
variables
types
Marc Malhaat Feb 24, 2026