Lesson 9 Client-Server Architecture [API]

Question 1

What is BrowserStack?

Answer 1

It is a cloud web and mobile testing platform used to test websites and mobile apps on browsers and devices. This is web based so the user doesn’t have to install anything.

Question 2

What is a client-server architecture (API)?

Answer 2

It is a set of defined methods of communication among various components.

When developers create apps, they usually always use client-server.
- The client side will always be sending requests to the server
- The server will always be responding to the client side

Question 3

What is request method “Post”?

Answer 3

• When someone is storing information to the server
• Like making a payment or registering for an account

Question 4

What is a request method “Get”?

Answer 4

• When you are requesting from the server
• Ex. Opening up youtube playlist

Question 5

What are backend API status codes?

Answer 5

They are three-digit codes used to describe the result of the REST request.

Question 6

What does it mean if the status code starts with 200?

Answer 6

It means the request was successful.

Question 7

What does it mean if the status code starts with 400 or 500?

Answer 7

It means that the request was not successful.