Which of the following is a type of web cache that stores content closer to the user to reduce latency? MCQ with Answer and Explanation

Question
Which of the following is a type of web cache that stores content closer to the user to reduce latency?
A. CDN
B. Browser cache
C. Both CDN and Proxy cache
D. Proxy cache
Answer: Option C
Solution (By JKSSB Mock Tests)
CDNs and proxy caches both store copies of content in distributed locations to reduce latency and bandwidth.
This question belongs to: Computer Internet and Web Technologies
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Question #1
What is the function of the 'bcc' option in electronic mailing interfaces?
A. To automatically forward incoming communications to alternative server accounts
B. To send a blind carbon copy where designated recipient identities remain private from others
C. To block junk automated messages from landing inside your clean primary folders
D. To prioritize email data packets over standard text routing paths
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Correct Answer: Option B

Explanation:
Bcc stands for Blind Carbon Copy. It allows an email to be sent to a recipient without their identity being disclosed to other primary or carbon-copied recipients.
This question belongs to: Computer Internet and Web Technologies
Question #2
What is the function of the 'ping' command in networking?
A. To display network configuration
B. To trace the route to a host
C. To resolve domain names
D. To test connectivity to a host
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Correct Answer: Option D

Explanation:
Ping uses ICMP echo requests to test reachability of a host and measure round-trip time, a basic network diagnostic tool.
This question belongs to: Computer Internet and Web Technologies
Question #3
What does the 'HttpOnly' attribute flag instruct a web browser to do when handling a specific session cookie?
A. To ensure the cookie only operates when accessing local intranet platforms
B. To prevent client-side scripts (like JavaScript) from accessing the cookie, reducing the risk of data theft via Cross-Site Scripting (XSS)
C. To delete the cookie instantly when the network switches to an alternative port path
D. To force the web page content layout into a text-only presentation mode
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Correct Answer: Option B

Explanation:
The 'HttpOnly' security flag prevents client-side scripts from reading cookie strings via properties like 'document.cookie', protecting session tokens from malicious script injection exploits.
This question belongs to: Computer Internet and Web Technologies
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