Trigger types (HTTP, Timer, Blob, Queue) in Azure - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is an HTTP trigger in Azure Functions?

An HTTP trigger starts a function when it receives an HTTP request, like when you open a webpage or send data from a form.

beginner

How does a Timer trigger work in Azure Functions?

A Timer trigger runs a function on a schedule, like every hour or every day, similar to setting an alarm clock.

beginner

What happens when a Blob trigger is used?

A Blob trigger runs a function when a file (called a blob) is added or changed in Azure Storage, like noticing when a new photo is uploaded.

beginner

Explain the Queue trigger in Azure Functions.

A Queue trigger starts a function when a new message arrives in an Azure Storage queue, like getting a new task in a to-do list.

beginner

Which trigger type would you use to run a function every day at 8 AM?

You would use a Timer trigger because it can run functions on a set schedule, like daily at 8 AM.

Which Azure Function trigger starts a function when a new HTTP request is received?

A HTTP trigger

B Timer trigger

C Blob trigger

D Queue trigger

The HTTP trigger activates the function when it receives an HTTP request.

What does a Timer trigger do?

A Runs a function when a file is uploaded

B Runs a function on a schedule

C Runs a function when a message arrives in a queue

D Runs a function when an HTTP request is received

A Timer trigger runs functions based on a set schedule.

Which trigger would you use to react to a new file added to Azure Storage?

A Blob trigger

B Timer trigger

C Queue trigger

D HTTP trigger

Blob trigger runs when a new file (blob) is added or changed in Azure Storage.

What event causes a Queue trigger to start a function?

A A new HTTP request

B A scheduled time

C A new message in a queue

D A new file uploaded

Queue trigger activates when a new message arrives in the Azure Storage queue.

Which trigger type is best for running a function every 10 minutes?

A Queue trigger

B HTTP trigger

C Blob trigger

D Timer trigger

Timer trigger is designed to run functions on a regular schedule, like every 10 minutes.

Describe the four main Azure Function trigger types: HTTP, Timer, Blob, and Queue.

Think about what event causes each trigger to start the function.

Give a real-life example for when you would use each Azure Function trigger type.

Imagine simple daily tasks or apps you use.