Scalar types (String, Int, Float, Boolean, ID) in GraphQL - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to define a GraphQL field that returns a string.

GraphQL

type Query { greeting: [1] }

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

AInt

BBoolean

CString

DFloat

Attempts:

3 left

💡 Hint

Common Mistakes

Using Int or Float for text fields.

Confusing Boolean with String.

The String scalar type is used to represent text in GraphQL.

2fill in blank

medium

Complete the code to define a GraphQL field that returns an integer.

GraphQL

type Query { age: [1] }

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

AInt

BBoolean

CFloat

DString

Attempts:

3 left

💡 Hint

Common Mistakes

Using Float instead of Int for whole numbers.

Using String for numeric values.

The Int scalar type is used for whole numbers in GraphQL.

3fill in blank

hard

Fix the error in the code by choosing the correct scalar type for a price field that can have decimals.

GraphQL

type Product { price: [1] }

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

ABoolean

BFloat

CInt

DID

Attempts:

3 left

💡 Hint

Common Mistakes

Using Int which only supports whole numbers.

Using Boolean or ID for numeric values.

The Float scalar type is used for numbers with decimals in GraphQL, such as prices.

4fill in blank

hard

Fill both blanks to define a GraphQL type with a Boolean field and an ID field.

GraphQL

type User { isActive: [1] id: [2] }

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

ABoolean

BString

CID

DInt

Attempts:

3 left

💡 Hint

Common Mistakes

Using String instead of Boolean for true/false.

Using Int instead of ID for unique identifiers.

Boolean is used for true/false values, and ID is used for unique identifiers in GraphQL.

5fill in blank

hard

Fill all three blanks to define a GraphQL type with a String name, an Int age, and a Boolean isMember field.

GraphQL

type Member { name: [1] age: [2] isMember: [3] }

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

ABoolean

BInt

CString

DFloat

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing up Int and Float for age.

Using Boolean for name or age fields.

String is for text like names, Int for whole numbers like age, and Boolean for true/false values like membership status.