REPLICAOF command in Redis - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to make the current Redis server a replica of another server at IP 192.168.1.10 and port 6379.

Redis

REPLICAOF [1] 6379

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

Alocalhost

B192.168.1.10

C127.0.0.1

D0.0.0.0

Attempts:

3 left

💡 Hint

Common Mistakes

Using localhost instead of the actual IP address.

Using the wrong port number.

The REPLICAOF command requires the IP address of the master server. Here, 192.168.1.10 is the correct IP.

2fill in blank

medium

Complete the command to stop replication and make the Redis server a master again.

Redis

REPLICAOF [1] [2]

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

ANO

BONE

CNONE

D0 0

Attempts:

3 left

💡 Hint

Common Mistakes

Using REPLICAOF NONE 0 0 which is invalid.

Using only one argument after REPLICAOF.

To stop replication, use REPLICAOF NO ONE.

3fill in blank

hard

Fix the error in the command to replicate from master at IP 10.0.0.5 and port 6380.

Redis

REPLICAOF [1] 6380

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

A10.0.0.5

B10.0.0.5:6380

Clocalhost

D6380

Attempts:

3 left

💡 Hint

Common Mistakes

Combining IP and port with a colon.

Using the port number as the IP argument.

The REPLICAOF command requires the IP address and port as separate arguments. Using '10.0.0.5:6380' is invalid syntax.

4fill in blank

hard

Fill both blanks to replicate from master at IP 172.16.0.2 and port 7000.

Redis

REPLICAOF [1] [2]

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

A172.16.0.2

B7000

C6379

Dlocalhost

Attempts:

3 left

💡 Hint

Common Mistakes

Swapping IP and port arguments.

Using default port 6379 instead of 7000.

The first blank is the master's IP address, the second blank is the master's port number.

5fill in blank

hard

Fill all four blanks to replicate from master at IP 192.168.100.50, port 6381, and then stop replication.

Redis

REPLICAOF [1] [2]
REPLICAOF [3] [4]

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

A192.168.100.50

B6381

CNO

DONE

Attempts:

3 left

💡 Hint

Common Mistakes

Using wrong IP or port in first command.

Incorrect syntax to stop replication.

First command sets replication to the master IP and port. Second command stops replication by using NO ONE.