Key naming conventions (colons for namespacing) in Redis - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to set a Redis key for user 123's name using colons for namespacing.

Redis

SET user[1]123[2]name "Alice"

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

A:

B-

C_

D.

Attempts:

3 left

💡 Hint

Common Mistakes

Using dashes or underscores instead of colons can make keys less clear.

Not using any separator can make keys hard to read.

Redis keys often use colons : to separate parts of the key name for clear namespacing.

2fill in blank

medium

Complete the code to get the value of the Redis key for product 456's price using proper namespacing.

Redis

GET product[1]456[2]price

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

A-

B_

C:

D.

Attempts:

3 left

💡 Hint

Common Mistakes

Using underscores or dots instead of colons.

Leaving out separators, which makes keys confusing.

Using colons : in Redis keys helps organize data by categories like product and attribute.

3fill in blank

hard

Fix the error in the Redis key naming by replacing the wrong separator with the correct one.

Redis

SET session[1]789[2]token "abc123"

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

A:

B-

C_

D.

Attempts:

3 left

💡 Hint

Common Mistakes

Using dashes or underscores instead of colons.

Mixing different separators in one key.

Colons : are the standard separator for Redis key namespaces, not dashes or underscores.

4fill in blank

hard

Fill both blanks to create a Redis key for order 321's status using proper namespacing.

Redis

GET order[1]321[2]status

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

A:

B-

C_

D.

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing different separators in one key.

Using dashes or underscores instead of colons.

Using colons : consistently separates parts of Redis keys for clarity.

5fill in blank

hard

Fill all four blanks to set a Redis key for blog post 555's comment 42's text using proper namespacing.

Redis

SET blog[1]555[2]comment[3]42[4]text "Nice post!"

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

A:

B-

C_

D.

Attempts:

3 left

💡 Hint

Common Mistakes

Using different separators in the same key.

Using dashes, underscores, or dots instead of colons.

Colons : are used consistently to separate all parts of the Redis key for clear namespacing.