Client-server architecture in Rest API - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the basic idea of client-server architecture?

It is a way to organize computers where one (the client) asks for services or data, and another (the server) provides them.

beginner

What role does the server play in client-server architecture?

The server waits for requests from clients and sends back the requested data or performs actions.

beginner

What is a client in client-server architecture?

A client is a program or device that sends requests to the server to get data or services.

intermediate

Why is client-server architecture useful for web applications?

It separates the user interface (client) from data storage and processing (server), making apps easier to manage and scale.

beginner

Give a simple real-life example of client-server architecture.

When you use a web browser (client) to visit a website, the browser asks the website's server for pages and shows them to you.

In client-server architecture, who initiates communication?

A The server

B The client

C Both at the same time

D Neither

The client always starts by sending a request to the server.

Which of the following is NOT a characteristic of a server?

A Waiting for requests

B Sending responses

C Requesting data from clients

D Providing services

Servers do not request data from clients; clients request data from servers.

What is the main benefit of separating client and server in an application?

A Improves security by hiding server details

B Makes the app slower

C Clients and servers must be the same device

D Removes the need for internet

Separating client and server helps protect server data and allows better control over access.

Which device usually acts as a client in web browsing?

A Database server

B Firewall

C Router

D Web browser

The web browser is the client that requests web pages from servers.

In client-server architecture, what happens after the server receives a request?

A It processes the request and sends a response

B It ignores the request

C It sends the request to another client

D It shuts down

The server processes the request and replies with the needed data or confirmation.

Explain how client-server architecture works using a simple everyday example.

Think about how your phone or computer talks to websites.

List the main roles of clients and servers in client-server architecture.

Who asks and who answers?