Topics and subscriptions in GCP - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to create a Pub/Sub topic named 'my-topic'.

GCP

gcloud pubsub topics create [1]

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

Amy-subscription

Bmy-topic

Csubscription-1

Dtopic-1

Attempts:

3 left

💡 Hint

Common Mistakes

Using a subscription name instead of a topic name

Using a different topic name

The command gcloud pubsub topics create my-topic creates a new Pub/Sub topic named 'my-topic'.

2fill in blank

medium

Complete the code to create a subscription named 'my-subscription' for the topic 'my-topic'.

GCP

gcloud pubsub subscriptions create [1] --topic=my-topic

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

Amy-subscription

Bmy-topic

Ctopic-1

Dsubscription-1

Attempts:

3 left

💡 Hint

Common Mistakes

Using the topic name instead of subscription name

Using a different subscription name

The command gcloud pubsub subscriptions create my-subscription --topic=my-topic creates a subscription named 'my-subscription' for the topic 'my-topic'.

3fill in blank

hard

Fix the error in the command to publish a message 'Hello' to the topic 'my-topic'.

GCP

gcloud pubsub topics publish my-topic --message=[1]

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

A'Hello'

B"Hello"

CHello

Dhello

Attempts:

3 left

💡 Hint

Common Mistakes

Including quotes around the message

Using lowercase message when case matters

The message should be passed without quotes in the command line. So --message=Hello is correct.

4fill in blank

hard

Fill both blanks to pull messages from subscription 'my-subscription' and acknowledge them.

GCP

gcloud pubsub subscriptions pull [1] --auto-ack --limit=[2]

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

Amy-subscription

B5

Cmy-topic

D10

Attempts:

3 left

💡 Hint

Common Mistakes

Using topic name instead of subscription

Using a non-numeric value for limit

The command pulls 5 messages from the subscription 'my-subscription' and automatically acknowledges them.

5fill in blank

hard

Fill all three blanks to create a push subscription named 'push-sub' for topic 'my-topic' with endpoint 'https://example.com/push'.

GCP

gcloud pubsub subscriptions create [1] --topic=[2] --push-endpoint=[3]

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

Apush-sub

Bmy-topic

Chttps://example.com/push

Dmy-subscription

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing subscription and topic names

Using incorrect URL format

This command creates a push subscription named 'push-sub' for the topic 'my-topic' with the specified push endpoint URL.