Question - 1
- REmote Data Internal Server.
- REmote DIctionary Server.
- Rewriteable DIctionary Server.
- None of the above
Solutions
Answer- B
Question - 2
Which command is used to delete the key.
- DEL
- DELETE
- DLT
- All the above
Solutions
Answer- A
Question - 3
What is time complexity for sets in redis?
- O(N)
- O(N*N)
- O(NLOGN)
- O(1)
Solutions
Answer- D
Question - 4
Which is not correct option for Redis?
- It is multi threaded
- It has got limited client support for consistent hashing
- It has significant overhead for persistence
- It is not deployed widely
Solutions
Answer- A
Question - 5
What does CLIENT SETNAME Command Do?
- Returns the name of the current connection
- Assigns a name to the current connection
- Returns the list of clients connected to Redis server
- None of these
Solutions
Answer- B
Question - 6
There are ___ types of partitioning in redis
Answer- B
Question - 7
- This command is used for replication.
- This command is used to get information and statistics about the server.
- This command is used to make the server crash.
- None of these
Solutions
Answer- A
Question - 8
Which command to create a backup of the current database
- SAVE
- FLUSHDB
- LASTSAVE
- BGREWRITEAOF
Solutions
Answer- A
Question - 9
In which language Redis is written?
Answer- A
Question - 10
Redis is very fast and can perform about ___________ SETs per second?
- 100000
- 110000
- 1110000
- 1110000
Solutions
Answer- B
Question - 11
Removes all the data from the database which the user is currently using
- FLUSHDB
- FLUSHALL
- Both
- None Of the Above
Solutions
Answer- A
Question - 12
Which of the following basic syntax of Redis client?
- $redis-client
- $redis-cli
- $redis cli
- $redis client
Solutions
Answer- B
Question - 13
- Relational database
- End-user database
- NoSQL database
- None of the above
Solutions
Answer- C
Question - 14
Which below data type is not used in Redis?
- Strings
- Hashes
- Dictionary
- Lists
Solutions
Answer- C
Question - 15
How many types of data types redis supports?
Answer- C
Question - 16
Which below option is not correct about redis?
- Supports data replication
- Single threaded Architecture
- Document type of store
- Many data types can be used
Solutions
Answer- C
Question - 17
Redis supports which below partitioning ?
- Range Partitioning
- Hash Partitioning
- Binary Partitioning
- Both A & B
Solutions
Answer- D
Question - 18
- /etc/init.d/redis-server stop
- /etc/init.d/redis-server exit
- /etc/init.d/redis-server halt
- None of the above
Solutions
Answer- A
Question - 19
What is (AOF) stands for?
- Append-only files
- Add-only files
- Ancient Order Files
- None of the above
Solutions
Answer- A
Question - 20
How to set multiple values (array) in redis?
- lpush
- rpush
- lpop
- Both A & B
Solutions
Answer- D
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