[Solved] Find the bug in this Node.js fetch example using an API key: fetch('https://api.example.com/data', { method: 'GET', headers: { 'Authorization': 'ApiKey' } }) .then(response => response.json()) .... | Rest API

Rest API - Authentication and Authorization

Find the bug in this Node.js fetch example using an API key:

fetch('https://api.example.com/data', {
  method: 'GET',
  headers: { 'Authorization': 'ApiKey' }
})
.then(response => response.json())
.then(data => console.log(data))

Aresponse.json() is not a valid method

BAPI key value is missing after 'ApiKey' in the Authorization header

Cfetch method should be lowercase 'get'

DHeaders object keys must be lowercase

Step-by-Step Solution

Solution:

Step 1: Check Authorization header content
The header must include the actual API key after 'ApiKey', but it is missing here.
Step 2: Verify fetch usage
Method 'GET' is valid uppercase, response.json() is correct, header keys are case-insensitive.
Final Answer:
API key value is missing after 'ApiKey' in the Authorization header -> Option B
Quick Check:
Authorization header needs full API key string [OK]

Quick Trick: Include full API key string after 'ApiKey' in headers [OK]

Common Mistakes:

Leaving API key value empty
Incorrect fetch method casing
Misunderstanding response.json() usage

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More Rest API Quizzes

Find the bug in this Node.js fetch example using an API key:

Step 1: Check Authorization header content

Step 2: Verify fetch usage

Final Answer:

Quick Check:

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