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

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What is the role of a web-based application firewall (WAF)?

A. To manage DNS

B. To filter and monitor HTTP traffic to protect web applications

C. To provide load balancing

D. To accelerate content delivery

Answer: Option B

Solution (By JKSSB Mock Tests)

A WAF specifically monitors and filters HTTP traffic, blocking malicious requests, and protecting against common web vulnerabilities.

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Question #1

What is the purpose of the 'User-Agent' header in HTTP requests?

A. To identify the client software making the request

B. To authenticate the user

C. To specify the preferred language

D. To provide the user's IP address

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Correct Answer: Option A

Explanation:
The User-Agent header allows the server to identify the type of browser, operating system, and version, enabling content adaptation.

This question belongs to: Computer Internet and Web Technologies

Question #2

What is the primary function of an 'Authoritative Name Server' operating within the broader Domain Name System framework?

A. To provide the definitive, official mapping of a domain name to its corresponding IP address for a DNS query

B. To block junk automated messages from entering incoming email server queues

C. To render visual HTML page documents cleanly inside browsers

D. To monitor local physical computer operating temperatures

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Correct Answer: Option A

Explanation:
An authoritative name server holds the actual, verified DNS record configurations for a domain, providing final, definitive IP answers to inquiring DNS resolvers.

This question belongs to: Computer Internet and Web Technologies

Question #3

Which of the following is a popular search engine that emphasizes privacy and does not track users?

A. Google

B. Yahoo

C. Bing

D. DuckDuckGo

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Correct Answer: Option D

Explanation:
DuckDuckGo is a search engine that focuses on user privacy, not storing personal information or tracking search history.

This question belongs to: Computer Internet and Web Technologies

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