Quiz: Web Frameworks and API Integrations in PHP

Question 1: What does a RESTful API use to interact with resources?

A. Command-line tools B. HTTP methods like GET, POST, PUT, and DELETE C. FTP methods D. File uploads

Question 2: Which HTTP method is used to retrieve data from a server?

A. POST B. DELETE C. PUT D. GET

Question 3: What is the purpose of the POST HTTP method in RESTful APIs?

A. To fetch data from a database B. To delete a resource C. To create a new resource D. To update an existing resource

Question 4: Which tool in PHP is commonly used for interacting with SOAP services?

A. SoapClient B. PDO C. cURL D. RESTClient

Question 5: Which format does SOAP use for message structure?

A. JSON B. XML C. CSV D. Plain text

Question 6: What is cURL primarily used for in PHP?

A. Formatting JSON data B. Establishing a database connection C. Managing environment variables D. Sending HTTP requests and interacting with APIs

Question 7: Which of the following is a secure way to store API credentials?

A. Hardcoding them in the source code B. Sending them in plain text via email C. Storing them in environment variables or .env files D. Including them in public GitHub repositories

Question 8: What is an API key?

A. A unique identifier used for authenticating API requests B. A PHP library for managing databases C. A configuration file for APIs D. A command-line tool for debugging APIs

Question 9: What does the HTTP 404 status code indicate in a RESTful API?

A. The request was successful B. The server encountered an error C. The request was unauthorized D. The requested resource was not found

Question 10: What is the primary purpose of OAuth2 in API authentication?

A. Encrypting API responses B. Granting limited access to a resource without sharing credentials C. Restricting IP addresses for API access D. Managing database connections

Question 11: Which of the following is NOT a characteristic of RESTful APIs?

A. Stateless communication B. Transport protocol agnostic C. Supports only XML format D. Uses unique URLs to represent resources

Question 12: What is a Bearer token?

A. A dynamic token issued after successful authentication B. An encryption key for securing databases C. A static identifier for accessing APIs D. A type of HTTP method

Question 13: Which PHP function is used to handle incoming JSON data in a RESTful API?

A. http_response_code() B. json_decode('php://input') C. file_get_contents('php://input') D. json_encode('php://input')

Question 14: What is the advantage of using prepared statements with PDO in RESTful APIs?

A. Reduces database size B. Prevents SQL injection C. Enhances front-end compatibility D. Increases data redundancy

Question 15: Which of the following is a key feature of SOAP but not REST?

A. Stateful communication B. JSON support C. Use of HTTP methods D. Easy integration with front-end applications