TYPE command for key type check in Redis - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to check the type of the key 'user:1'.

Redis

TYPE [1]

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

Auser

Buser1

C1

Duser:1

Attempts:

3 left

💡 Hint

Common Mistakes

Using a key name without the colon ':'

Using only part of the key name

Adding quotes around the key name

The TYPE command requires the exact key name to check its type. Here, the key is 'user:1'.

2fill in blank

medium

Complete the command to check the type of the key stored in variable 'keyName'.

Redis

TYPE [1]

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

AkeyName

B$keyName

C"keyName"

Dkeyname

Attempts:

3 left

💡 Hint

Common Mistakes

Adding quotes around the key name

Using shell variable syntax like $keyName

Changing the case of the key name

In Redis CLI, you pass the key name directly without quotes or variable symbols.

3fill in blank

hard

Fix the error in the command to check the type of key 'session123'.

Redis

TYPE [1]

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

A'session123'

B$session123

Csession123

D"session123"

Attempts:

3 left

💡 Hint

Common Mistakes

Using quotes around the key name

Using shell variable notation

Misspelling the key name

Redis TYPE command expects the key name without quotes or variable symbols.

4fill in blank

hard

Fill both blanks to check the type of key 'cache:data'.

Redis

TYPE [1][2]

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

Acache

Bcache:data

C:data

Dcache_data

Attempts:

3 left

💡 Hint

Common Mistakes

Splitting the key name into two separate arguments

Replacing ':' with '_'

Using only part of the key name

The key name 'cache:data' must be provided as a single argument without splitting it into parts.

5fill in blank

hard

Fill all three blanks to check the type of key 'user:profile:100'.

Redis

TYPE [1][2][3]

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

Auser

B:profile

C:100

Duser_profile_100

Attempts:

3 left

💡 Hint

Common Mistakes

Replacing colons with underscores

Omitting parts of the key name

Adding spaces between parts

The key 'user:profile:100' includes two colons ':' separating parts. You must provide the full key name exactly as it is.