Which data type would you use to implement a leaderboard where scores are constantly updated?
Sorted Set
Set
List
Hash
Which persistence option in Redis creates point-in-time snapshots of your data?
AOF
Replication
Redis Protocol
RDB
After installing Redis, what command is commonly used to start the Redis server?
execute redis
redis-server
run redis
start redis
What type of data structures does Redis support?
Strings, lists, sets, and hashes
Only key-value pairs
Only strings
Exclusively JSON documents
What Redis data type is best suited for storing a user profile with attributes like name, email, and age?
String
You need to store a leaderboard with scores for players. Which Redis data type is most appropriate?
Which command would you use to retrieve the value associated with the key 'username' in Redis?
LPUSH username
HGET username
GET username
SET username
What is the primary effect of renaming a key in Redis?
Changes how the key is referenced.
Changes the data type of the key.
Changes the expiration time of the key.
Changes the value associated with the key.
What is the default port on which the Redis server listens for connections?
6379
27017
3306
80
What is the result of executing 'INCR counter' if the 'counter' key does not exist in Redis?
Null
Error: Key not found
0
1