Creating collections in Postman - Quick Revision & Summary

Recall & Review

beginner

What is a collection in Postman?

A collection in Postman is a group of saved API requests organized together. It helps you manage and run related API tests easily.

beginner

How do you create a new collection in Postman?

Click the 'New' button, then select 'Collection'. Give it a name and description, then save it. You can now add requests to this collection.

beginner

Why should you use collections in API testing?

Collections help organize tests, share them with teammates, run multiple requests in order, and automate testing with scripts.

intermediate

What can you add inside a Postman collection?

You can add API requests, folders to group requests, variables, pre-request scripts, and tests to automate checks.

intermediate

How do folders inside collections help?

Folders group related requests inside a collection, making it easier to organize and run specific sets of tests.

What is the first step to create a collection in Postman?

A Run an API request

B Open the console

C Export a collection

D Click the 'New' button

You start creating a collection by clicking the 'New' button in Postman.

Which of these can you NOT add directly inside a Postman collection?

A Database schemas

B Folders

C Test scripts

D API requests

Database schemas are not added inside Postman collections; collections hold requests, folders, and scripts.

Why use folders inside a collection?

A To change API endpoints

B To run requests faster

C To organize related requests

D To export requests

Folders help organize related API requests inside a collection.

What is a benefit of using collections in Postman?

A They speed up internet connection

B They allow sharing and collaboration

C They create databases

D They replace API servers

Collections allow teams to share and collaborate on API tests easily.

How can you add a test to a request in a collection?

A By writing test scripts in the Tests tab

B By renaming the collection

C By exporting the collection

D By creating a new folder

Tests are added by writing scripts in the Tests tab of a request.

Explain how to create and organize a collection in Postman.

Think about the steps from starting a new collection to organizing requests inside it.

Describe the benefits of using collections for API testing.

Consider how collections help teamwork and automation.

Practice

1. What is the main purpose of creating a collection in Postman?

easy

A. To group API requests for better organization

B. To write code in Postman

C. To change the API server settings

D. To create user accounts

Solution

1. Step 1: Understand what collections do

   Collections in Postman are used to group API requests together.

2. Step 2: Identify the main benefit

   This grouping helps organize requests and makes testing easier.

3. Final Answer:

   To group API requests for better organization -> Option A

4. Quick Check:

   Collections = Group API requests [OK]

Hint: Collections group requests to keep tests organized [OK]

Common Mistakes:

• Thinking collections are for coding
• Confusing collections with server settings
• Assuming collections create user accounts

2. Which of the following is the correct way to create a new collection in Postman?

easy

A. Go to settings and change the environment

B. Right-click on a request and select 'Delete'

C. Click the 'New' button and select 'Collection'

D. Open the console and type 'create collection'

Solution

1. Step 1: Locate how to create collections

   In Postman, you create collections by clicking the 'New' button.

2. Step 2: Select the correct option

   After clicking 'New', you choose 'Collection' to create one.

3. Final Answer:

   Click the 'New' button and select 'Collection' -> Option C

4. Quick Check:

   Create collection = New button > Collection [OK]

Hint: Use 'New' button to start creating collections [OK]

Common Mistakes:

• Trying to delete requests to create collections
• Changing environment instead of creating collections
• Typing commands in console to create collections

3. Consider this scenario: You create a collection named 'User APIs' and add three requests to it. What will you see in the Postman sidebar?

medium

A. A folder named 'User APIs' containing the three requests

B. Three separate collections named after each request

C. Only one request visible without any collection

D. An error message about duplicate requests

Solution

1. Step 1: Understand collection structure

   A collection acts like a folder holding multiple requests.

2. Step 2: Visualize sidebar display

   The sidebar shows the collection name with its requests nested inside.

3. Final Answer:

   A folder named 'User APIs' containing the three requests -> Option A

4. Quick Check:

   Collection = Folder with requests inside [OK]

Hint: Collections appear as folders with requests inside [OK]

Common Mistakes:

• Thinking each request becomes its own collection
• Expecting requests to appear without collections
• Assuming errors occur when adding multiple requests

4. You tried to add a request to a collection but it did not appear inside. What is the most likely mistake?

medium

A. You created a new collection instead of adding to existing one

B. You forgot to save the request after adding it to the collection

C. You closed Postman before adding the request

D. You changed the environment instead of adding the request

Solution

1. Step 1: Check the process of adding requests

   After adding a request to a collection, you must save it to confirm.

2. Step 2: Identify common user error

   Forgetting to save means the request won't appear in the collection.

3. Final Answer:

   You forgot to save the request after adding it to the collection -> Option B

4. Quick Check:

   Save request after adding = request appears [OK]

Hint: Always save requests after adding to collections [OK]

Common Mistakes:

• Assuming creating new collection adds request automatically
• Closing app before saving changes
• Mixing environment changes with request additions

5. You want to share a set of API tests with your team using Postman collections. Which steps should you follow to create and share the collection properly?

hard

A. Export environment variables only without collections

B. Create individual requests without collections and email each request

C. Change the workspace settings to public without creating collections

D. Create a collection, add requests, save it, then use the 'Share' option to send a link

Solution

1. Step 1: Create and organize requests in a collection

   First, create a collection and add all relevant API requests to it.

2. Step 2: Save the collection and use sharing features

   Save the collection and then use Postman's 'Share' option to generate a link or invite team members.

3. Final Answer:

   Create a collection, add requests, save it, then use the 'Share' option to send a link -> Option D

4. Quick Check:

   Share collections by saving and using Share link [OK]

Hint: Save collections and use Share link to share with team [OK]

Common Mistakes:

• Sharing requests individually instead of collections
• Only exporting environment variables
• Changing workspace without creating collections