Olete.in – MCQs, Mock Tests & Government Job Prep | Redis Redis MCQ Questions And Answers

Redis is a?

1. NoSQL database
2. Relational database
3. End-user database
4. Commercial database

✅ Correct Answer: 1

Redis Developer?

1. C. Redis
2. P. Redis
3. Redis Labs
4. Z. Redis

✅ Correct Answer: 3

Redis is very fast and can perform about ___________ SETs per second?

1. 10000
2. 110000
3. 1000000
4. 111000

✅ Correct Answer: 2

To update configuration, you can edit redis.conf file directly or you can update configurations via?

1. CONFIG update command
2. CONFIG put command
3. CONFIG alter command
4. CONFIG set command

✅ Correct Answer: 4

ow many types of data types redis supports?

1. 3
2. 4
3. 5
4. 6

✅ Correct Answer: 3

Which of the following is a key in string? SET name "letsfindcourse"

1. name
2. get
3. set
4. None of the above

✅ Correct Answer: 1

What is time complexity for sets in redis?

1. O(N)
2. O(N*N)
3. O(NLOGN)
4. O(1)

✅ Correct Answer: 4

Which of the following basic syntax of Redis client?

1. $redis-client
2. $redis cli
3. $redis-cli
4. $redis client

✅ Correct Answer: 3

The below command is used to? DEL letsfindcourse

1. The command used to delete the command.
2. The command is used to delete the key.
3. The command is used to set the keys.
4. None of the above

✅ Correct Answer: 2

Which of the following command is used to Changes the key name?

1. RENAME key newkey
2. RANDOMKEY
3. RENAMENX key newkey
4. TYPE key

✅ Correct Answer: 1

Redis Initial release in?

1. 2008
2. 2009
3. 2010
4. 2011

✅ Correct Answer: 2

Which of the following is true about Redis?

1. Redis is an open source
2. Redis advanced key-value store
3. Redis scalable web applications
4. All of the above

✅ Correct Answer: 4

Which of the following is correct syntax of Redis CONFIG command?

1. CONFIG SET CONFIG_SETTING_NAME
2. CONFIG PUT CONFIG_SETTING_NAME
3. CONFIG GET CONFIG_SETTING_NAME
4. All of the above

✅ Correct Answer: 3

Which of the following file available at the root directory of Redis?

1. redis.conf
2. redis.txt
3. redis.set
4. redis.config

✅ Correct Answer: 1

A string value can be at max ________ megabytes in length.

1. 128
2. 256
3. 512
4. 1024

✅ Correct Answer: 3

You can add elements to a Redis List on the?

1. Head
2. leaf
3. Both A and B
4. None of these

✅ Correct Answer: 3

Which of the following is an unordered collection of strings?

1. Sorted Sets
2. Sets
3. Lists
4. Strings

✅ Correct Answer: 2

we connect to Redis server running on the local machine and execute a command ?

1. help
2. redis-server
3. ping
4. redis-connect

✅ Correct Answer: 3

Which of the following command used to Sets the expiry of the key after the specified time?

1. EXISTS key
2. EXPIRE key seconds
3. EXPIREAT key timestamp
4. PEXPIRE key milliseconds

✅ Correct Answer: 2

Redis Sorted Sets are similar to Redis Sets, non-repeating collections of Strings

1. TRUE
2. FALSE
3. Can be true or false
4. Can not say

✅ Correct Answer: 1