Redis transport in NestJS - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to import the Redis transport from NestJS microservices.

NestJS

import { [1] } from '@nestjs/microservices';

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

ATransport

BRedisOptions

CRedisTransport

DRedis

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'RedisTransport' which does not exist as an import.

Confusing RedisOptions with the transport enum.

The Transport enum includes the Redis transport option in NestJS microservices.

2fill in blank

medium

Complete the code to create a Redis client options object with host 'localhost'.

NestJS

const redisOptions = { transport: Transport.REDIS, options: { host: '[1]' } };

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A0.0.0.0

B127.0.0.1

Credis.local

Dlocalhost

Attempts:

3 left

💡 Hint

Common Mistakes

Using IP addresses instead of 'localhost'.

Using invalid hostnames.

The host for local Redis server is usually 'localhost'.

3fill in blank

hard

Fix the error in the code to correctly create a Redis microservice client.

NestJS

const client = app.connectMicroservice({ transport: Transport.[1] });

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

ATCP

BREDIS

CMQTT

DGRPC

Attempts:

3 left

💡 Hint

Common Mistakes

Using lowercase or misspelled transport names.

Using other transport types like TCP or MQTT by mistake.

The Redis transport is specified as Transport.REDIS in NestJS.

4fill in blank

hard

Fill both blanks to create a Redis microservice client with port 6379 and password 'secret'.

NestJS

const redisClient = app.connectMicroservice({ transport: Transport.REDIS, options: { port: [1], password: '[2]' } });

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

A6379

B6380

Csecret

Dpassword123

Attempts:

3 left

💡 Hint

Common Mistakes

Using wrong port numbers.

Using incorrect password strings.

Redis default port is 6379 and the password is set as 'secret' here.

5fill in blank

hard

Fill all three blanks to create a Redis microservice client with host 'redis-server', port 6380, and no password.

NestJS

const client = app.connectMicroservice({ transport: Transport.REDIS, options: { host: '[1]', port: [2], password: [3] } });

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

Alocalhost

B6380

Cnull

Dredis-server

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'localhost' instead of 'redis-server'.

Putting password as a string 'null' instead of null value.

The host is 'redis-server', port is 6380, and password is set to null to indicate no password.