Defining structs in Go - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to define a struct named Person.

Go

type [1] struct {
    Name string
    Age  int
}

Drag options to blanks, or click blank then click option'

AData

Bperson

CStruct

DPerson

Attempts:

3 left

💡 Hint

Common Mistakes

Using lowercase struct names which are unexported.

Using reserved words like Struct.

The struct name should start with a capital letter to be exported. Here, Person is the correct struct name.

2fill in blank

medium

Complete the code to create a variable of type Person.

Go

var p [1]

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Astruct

Bint

CPerson

Dstring

Attempts:

3 left

💡 Hint

Common Mistakes

Using basic types like int or string instead of the struct name.

Using the keyword struct directly.

To create a variable of the struct type, use the struct's name Person.

3fill in blank

hard

Fix the error in the struct field definition.

Go

type Car struct {
    Brand [1]
    Year  int
}

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Astring

Bint

Cstr

DString

Attempts:

3 left

💡 Hint

Common Mistakes

Using capitalized types like String.

Using non-existent types like str.

In Go, the correct type for text is string (all lowercase).

4fill in blank

hard

Fill both blanks to define a struct with two fields.

Go

type Book struct {
    Title  [1]
    Pages  [2]
}

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Astring

Bint

Cfloat64

Dbool

Attempts:

3 left

💡 Hint

Common Mistakes

Using float64 for Pages which should be an integer.

Using bool for text fields.

The Title should be a string and Pages should be an int because pages are whole numbers.

5fill in blank

hard

Fill all three blanks to define a struct and create a variable of that struct.

Go

type [1] struct {
    Name  string
    Age   [2]
}

var p [3]

Drag options to blanks, or click blank then click option'

APerson

Bint

Dstring

Attempts:

3 left

💡 Hint

Common Mistakes

Mismatch between struct name and variable type.

Using string for Age instead of int.

The struct is named Person, Age is an int, and the variable p is of type Person.