Redis, RabbitMQ & More

Preview — 3 of 10 questions

How do you run an HTTP server and a microservice listener in the same NestJS process?

ACall NestFactory.createMicroservice() twice

BCreate the HTTP app with NestFactory.create(), call app.connectMicroservice(options), then app.startAllMicroservices() and app.listen(port)

CIt is impossible — they must be separate processes

DSet transport: 'hybrid' in forRoot()

Which options correctly configure the Redis transport?

A{ servers: ['redis://localhost'] }

B{ brokers: ['localhost:6379'] }

C{ queue: 'redis_queue' }

D{ host: 'localhost', port: 6379, retryAttempts: 5, retryDelay: 1000 }

In the RabbitMQ transport, what does setting noAck: false (with queue) require you to do?

ANothing changes — messages auto-acknowledge

BYou must manually acknowledge each message via the RmqContext channel, otherwise unacked messages are redelivered

CIt disables the queue entirely

DIt switches to fire-and-forget only

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