Web Requests - HTTP

Question 1

What does HTTP stand for?

Answer 1

HyperText Transfer Protocol

Question 2

What is the primary purpose of HTTP?

Answer 2

To access World Wide Web resources

Question 3

What are the two main components of HTTP communication?

Answer 3

Client and server

Question 4

What is the default port for HTTP communication?

Answer 4

Port 80

Question 5

What does FQDN stand for?

Answer 5

Fully Qualified Domain Name

Question 6

What is a URL?

Answer 6

Uniform Resource Locator

Question 7

Fill in the blank: The main mandatory fields in a URL are the _______ and the _______.

Answer 7

[scheme], [host]

Question 8

What is the role of a DNS server in HTTP requests?

Answer 8

To resolve the domain and return its IP address

Question 9

What HTTP request is typically sent to access the root path?

Answer 9

GET request

Question 10

What status code indicates a successful HTTP request?

Answer 10

200 OK

Question 11

What tool is primarily used for sending web requests in web penetration testing?

Answer 11

cURL

Question 12

What does the cURL command ‘curl -O [url]’ do?

Answer 12

Downloads a page and saves it using the remote file name

Question 13

What does the ‘-s’ flag in cURL do?

Answer 13

Silent mode; suppresses output

Question 14

True or False: cURL renders HTML, JavaScript, and CSS like a web browser.

Answer 14

False

Question 15

What is the purpose of the ‘-i’ flag in cURL?

Answer 15

To include protocol response headers in the output

Question 16

List the components of a URL and their descriptions.

Answer 16

• Scheme: Identifies the protocol (http://, https://)
• User Info: Optional credentials (admin:password@)
• Host: Resource location (hostname or IP address)
• Port: Communication port (:80)
• Path: Resource path (/dashboard.php)
• Query String: Parameters for requests (?login=true)
• Fragments: Sections within the resource (#status)

Question 17

What command would you use to see all options available with cURL?

Answer 17

curl -h

Question 18

What happens if no port is specified in a URL?

Answer 18

HTTP defaults to port 80 and HTTPS defaults to port 443

Question 19

Fill in the blank: The query string in a URL starts with a _______ and consists of a parameter and a value.

Answer 19

[question mark]

Question 20

What is the significance of the ‘index.html’ file in an HTTP request?

Answer 20

It is returned by the server when a request for the root path is received

Question 21

What does the command ‘curl -o [filename] [url]’ do?

Answer 21

Writes the output to a specified file instead of stdout

Question 22

What is the command to view the full cURL manual page?

Answer 22

man curl