What is the purpose of a web application firewall (WAF)? MCQ with Answer and Explanation

Question
What is the purpose of a web application firewall (WAF)?
A. To encrypt web traffic
B. To manage domain names
C. To monitor and filter HTTP traffic to protect web applications
D. To cache web content
Answer: Option C
Solution (By JKSSB Mock Tests)
A WAF monitors, filters, and blocks HTTP traffic to and from a web application to protect against common attacks such as SQL injection and XSS.
This question belongs to: Computer Internet and Web Technologies
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Question #1
What is the main purpose of a website's sitemap?
A. To display a list of all pages to users
B. To track user behavior
C. To store site backups
D. To help search engines navigate and index the site
Discuss
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Correct Answer: Option D

Explanation:
A sitemap is an XML file that lists a website's important pages, helping search engines to discover and crawl them more efficiently.
This question belongs to: Computer Internet and Web Technologies
Question #2
Which specific protocol is responsible for managing file distribution and uploads between local machines and storage web directories over unencrypted internet routes?
A. HTTP
B. SMTP
C. FTP
D. IMAP
Discuss
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Correct Answer: Option C

Explanation:
FTP (File Transfer Protocol) is an application layer protocol built to upload and download files between clients and remote file servers.
This question belongs to: Computer Internet and Web Technologies
Question #3
What mechanism does an online payment web application implement over HTTPS routes to substitute sensitive credit card numbers with secure, randomized reference tokens during financial transactions?
A. Altering localized device hardware MAC address registries
B. Static FTP file catalog adjustments
C. Running outbound SMTP mail server delivery routines
D. Tokenization
Discuss
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Correct Answer: Option D

Explanation:
Tokenization swaps sensitive primary account numbers with algorithmic token strings, protecting original financial data from interception during online payment processing.
This question belongs to: Computer Internet and Web Technologies
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