Search parameter in Rest API - Cheat Sheet & Quick Revision

Recall & Review

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What is a search parameter in a REST API?

A search parameter is a key-value pair sent in the URL query string to filter or find specific data from the server.

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How do you include a search parameter in a REST API request URL?

You add it after a question mark (?) in the URL, like ?key=value. Multiple parameters are separated by an ampersand (&).

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Example: What does this URL do?<br>https://api.example.com/users?age=25

It asks the server to return users who are 25 years old by using the search parameter age=25.

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Why are search parameters useful in REST APIs?

They let you get only the data you want, making responses smaller and faster, like searching for a book by title instead of getting all books.

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Can you use multiple search parameters in one REST API request?

Yes, you can combine them using &. For example, ?age=25&city=London finds users aged 25 who live in London.

What symbol starts the search parameters in a REST API URL?

A ?

B &

C #

D /

Search parameters start after a question mark (?) in the URL.

How do you separate multiple search parameters in a URL?

A &

B ?

C ;

D :

Multiple search parameters are separated by an ampersand (&).

What does this search parameter do? ?status=active

A Deletes active items

B Filters results to only active items

C Sorts items by active status

D Returns all items

It filters the results to only those with status equal to active.

Which part of the URL contains search parameters?

A Path

B Fragment

C Query string

D Protocol

Search parameters are part of the query string in the URL.

Why use search parameters in REST API calls?

A To speed up the internet connection

B To change the server's database

C To encrypt the data

D To filter data and get only what you need

Search parameters help filter data so you get only the information you want.

Explain what a search parameter is and how it is used in REST API requests.

Think about how you ask for specific data from a server.

Describe how multiple search parameters can be combined in a REST API URL and why this is helpful.

Imagine searching for users by age and city at the same time.