Creating collections in Postman - Interactive Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to create a new Postman collection with a name.

Postman

const collection = new Collection({ name: [1] });

Drag options to blanks, or click blank then click option'

A"My Collection"

BMy Collection

CcollectionName

Dnew Collection

Attempts:

3 left

💡 Hint

Common Mistakes

Forgetting to put quotes around the collection name.

Using a variable name without defining it.

The collection name must be a string, so it needs to be in quotes.

2fill in blank

medium

Complete the code to add a request to the Postman collection.

Postman

collection.items.add(new Request({ url: [1], method: 'GET' }));

Drag options to blanks, or click blank then click option'

Ahttps://api.example.com/data

Burl

C"https://api.example.com/data"

DGET

Attempts:

3 left

💡 Hint

Common Mistakes

Not using quotes around the URL string.

Using the HTTP method as the URL.

The url must be a string, so it needs to be in quotes.

3fill in blank

hard

Fix the error in the code to correctly create a collection with an empty array of items.

Postman

const collection = new Collection({ name: "Test", items: [1] });

Drag options to blanks, or click blank then click option'

A{}

Bnull

C0

D[]

Attempts:

3 left

💡 Hint

Common Mistakes

Using an object {} instead of an array.

Using null or zero which are invalid for items.

The items property expects an array, so an empty array [] is correct.

4fill in blank

hard

Fill both blanks to create a collection and add a request with a POST method.

Postman

const collection = new Collection({ name: [1], items: [] });
collection.items.add(new Request({ url: "https://api.test.com", method: [2] }));

Drag options to blanks, or click blank then click option'

A"API Collection"

B"POST"

C"GET"

D"Test Collection"

Attempts:

3 left

💡 Hint

Common Mistakes

Using GET instead of POST for the method.

Not using quotes around strings.

The collection name must be a string, and the method must be 'POST' as a string.

5fill in blank

hard

Fill all three blanks to create a collection with a request that has a URL, method, and description.

Postman

const collection = new Collection({ name: [1], items: [] });
const request = new Request({ url: [2], method: [3] });
request.description = "Sample request";
collection.items.add(request);

Drag options to blanks, or click blank then click option'

A"Sample Collection"

B"https://api.sample.com"

C"GET"

D"POST"

Attempts:

3 left

💡 Hint

Common Mistakes

Using POST instead of GET for the method.

Forgetting quotes around strings.

The collection name and URL must be strings, and the method is 'GET' as a string.

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