Which of the following is a content delivery network (CDN) service? MCQ with Answer and Explanation

Which of the following is a content delivery network (CDN) service?

A. Google Drive

B. AWS S3

C. CloudFlare

D. Dropbox

Answer: Option C

Solution (By JKExamLibrary)

CloudFlare is a CDN and reverse proxy service that distributes content from geographically distributed servers to improve speed and security.

This question belongs to: Computer Internet and Web Technologies

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Which element in a modern web landscape describes an automated computer algorithm that monitors pricing, inventory, and text updates across thousands of e-commerce sites via systematic web scraping?

A. Outbound email transport file

B. Local history log pane

C. Web Scraper / Price Bot

D. FTP desktop bridge tool

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Correct Answer: Option C

Explanation:
Web scraping bots use automated scripts to parse HTML code across web targets, extracting raw price data, content metrics, and layout updates for analysis.

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What kind of network system acts as an automated internet address index matching 'Top Level Domain' entries to target primary server nodes?

A. The Domain Name System (DNS)

B. The File Transfer Protocol (FTP)

C. The Content Filter Core

D. The Mail Exchange Routing Agent

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Correct Answer: Option A

Explanation:
DNS functions as a distributed directory database system that translates alphanumeric domain identities into actionable network routing IP numbers.

This question belongs to: Computer Internet and Web Technologies

Question #3 Report Error

Which file is placed on a website's server to give instructions to search engine web crawlers about which paths and directories should not be scanned or indexed?

A. htaccess

B. robots.txt

C. sitemap.xml

D. index.html

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Correct Answer: Option B

Explanation:
The robots.txt file is a standard text file used by websites to guide web robots and crawlers regarding which parts of the site they are allowed to index.

This question belongs to: Computer Internet and Web Technologies

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