Building URLs programmatically in Node.js - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to create a new URL object with the base 'https://example.com'.

Node.js

const url = new URL([1]);

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

A'http://localhost'

B'https://example.com'

C'ftp://fileserver.com'

D'example.com'

Attempts:

3 left

💡 Hint

Common Mistakes

Forgetting the protocol in the URL string.

Using a relative URL without a base.

The URL constructor needs a full URL string including the protocol. 'https://example.com' is correct.

2fill in blank

medium

Complete the code to add a query parameter 'search' with value 'books' to the URL.

Node.js

url.searchParams.append([1], 'books');

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

A'type'

B'query'

C'filter'

D'search'

Attempts:

3 left

💡 Hint

Common Mistakes

Using the wrong parameter key like 'query' or 'filter'.

Forgetting quotes around the key string.

The query parameter key to add is 'search' as specified.

3fill in blank

hard

Fix the error in the code to correctly set the pathname to '/products'.

Node.js

url.[1] = '/products';

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

Apath

Burl

Cpathname

Dlocation

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'path' instead of 'pathname'.

Trying to set 'url' or 'location' properties.

The correct property to set the path part of the URL is 'pathname'.

4fill in blank

hard

Fill both blanks to create a URL with base 'https://api.example.com' and add a query parameter 'page' with value '2'.

Node.js

const url = new URL([1]);
url.searchParams.append([2], '2');

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

A'https://api.example.com'

B'page'

C'limit'

D'offset'

Attempts:

3 left

💡 Hint

Common Mistakes

Using wrong base URL or missing protocol.

Using incorrect query parameter keys like 'limit' or 'offset'.

The base URL is 'https://api.example.com' and the query parameter key is 'page'.

5fill in blank

hard

Fill all three blanks to create a URL with base 'https://shop.com', set pathname to '/items', and add query parameter 'category' with value 'books'.

Node.js

const url = new URL([1]);
url.[2] = '/items';
url.searchParams.append([3], 'books');

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

A'https://shop.com'

Bpathname

C'category'

Dpath

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'path' instead of 'pathname'.

Forgetting quotes around strings.

Using wrong query parameter keys.

The base URL is 'https://shop.com', the pathname property is 'pathname', and the query parameter key is 'category'.