(Unit 4 of 9) Azure Functions

Question 1

Describe Azure Functions

Answer 1

Azure Functions is an event-driven, serverless compute option that doesn’t require maintaining virtual machines or containers.

Question 2

How does Azure functions work?

Answer 2

Azure Functions runs your code when it’s triggered and automatically deallocates resources when the function is finished.

Question 3

Describe a scenario in which you would use Azure Functions.

Answer 3

Using Azure Functions is ideal when you’re only concerned about the code running your service and not about the underlying platform or infrastructure.

Question 4

When would it be appropriate to use FUNCTIONS?

Answer 4

Functions are commonly used when you need to perform work in response to an event (often via a REST request), timer, or message from another Azure service,

Question 5

Functions ____ automatically based on demand, so they may be a good choice when demand is variable

Answer 5

SCALE

Question 6

Describe the benifits of Azure Functions

Answer 6

1. No infrastructure management (Serverless environment)
2. Scalability (app works under any workload)
3. Pay-As-You-Use

Question 7

Name the 2 types of Functions

Answer 7

Functions can be either stateless or stateful.

Question 8

Describe the first type of function that can be used when using AZ Functions. (1/2)

Answer 8

When they’re stateless (the default), they behave as if they’re restarted every time they respond to an event.

Question 9

Describe the second type of function.

Answer 9

When they’re stateful (called Durable Functions), a** context** is passed through the function to track prior activity.