Enum types in GraphQL - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to define an enum type for colors.

GraphQL

enum Color {
  RED
  GREEN
  [1]
}

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AORANGE

BYELLOW

CBLUE

DPURPLE

Attempts:

3 left

💡 Hint

Common Mistakes

Using lowercase enum values.

Adding values not related to colors.

The enum type Color includes RED, GREEN, and BLUE as valid values.

2fill in blank

medium

Complete the code to use the enum type Status in a GraphQL schema.

GraphQL

type Task {
  id: ID!
  title: String!
  status: [1]
}

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AString

BInt

CBoolean

DStatus

Attempts:

3 left

💡 Hint

Common Mistakes

Using a scalar type like String instead of the enum type.

Forgetting to capitalize the enum type name.

The status field uses the Status enum type to restrict its values.

3fill in blank

hard

Fix the error in the enum definition by completing the missing value.

GraphQL

enum Direction {
  NORTH
  EAST
  SOUTH
  [1]
}

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AWEST

BUP

CDOWN

DLEFT

Attempts:

3 left

💡 Hint

Common Mistakes

Using directions like UP or DOWN which are not part of compass points.

Using lowercase or misspelled values.

The enum Direction should include the four main compass points: NORTH, EAST, SOUTH, and WEST.

4fill in blank

hard

Fill both blanks to define an enum and use it in a type.

GraphQL

enum Priority {
  [1]
  LOW
  MEDIUM
}

type Issue {
  id: ID!
  priority: [2]
}

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AHIGH

BPriority

CString

DURGENT

Attempts:

3 left

💡 Hint

Common Mistakes

Using a scalar type like String instead of the enum type for the field.

Adding invalid enum values.

The enum Priority includes HIGH, LOW, and MEDIUM. The priority field in Issue uses the Priority enum type.

5fill in blank

hard

Fill all three blanks to define an enum, use it in a type, and set a default value.

GraphQL

enum Role {
  [1]
  USER
  ADMIN
}

input User {
  id: ID!
  role: [2] = [3]
}

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AGUEST

BRole

DString

Attempts:

3 left

💡 Hint

Common Mistakes

Using a scalar type like String instead of the enum type for the field.

Not setting a default value or using an invalid default.

Using lowercase enum values.

The enum Role includes GUEST, USER, and ADMIN. The role field in User uses the Role enum type with a default value of GUEST.