Computer Science/IT MCQs
Topic Notes: Computer Science/IT
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
441
For streaming a high-definition video, which is more important?
Answer:
High bandwidth
Streaming video requires a high, sustained data rate to deliver the large amount of data needed for high-quality video, so high bandwidth is essential.
442
Internet packet data structures include:
Answer:
Source address, destination address, packet number, message bytes, error control bits, path ID
Packets carry several data fields for routing and error handling.
443
Who is the father of Internet ?
Answer:
Vint Cerf
Vinton "Vint" Cerf is recognized as one of the "fathers of the Internet," along with Bob Kahn. In the 1970s, they co-designed the TCP/IP protocols, which are the fundamental communication protocols that enable data exchange across the diverse networks that form the Internet.
444
Which of the following exemplifies connectivity?
Answer:
Internet
The Internet represents a global network enabling connection and communication.
445
\_\_ is the protocol that supports linking from one webpage to another.
Answer:
HTTP
HTTP (HyperText Transfer Protocol) is the foundation of data communication on the web, enabling links between webpages.
446
What is the primary function of a search engine?
Answer:
To index and retrieve information from the World Wide Web
Search engines use automated programs called web crawlers to systematically browse the web, index the content they find, and then allow users to search that index.
447
The code written in a text editor to create web pages is called:
Answer:
Source code
Source code refers to the raw HTML text that defines web pages.
448
A World Wide Web contains web pages that are
Answer:
Containing links to other web pages
Web pages contain hyperlinks that connect them to other web pages, enabling the Web's vast interconnected structure[previous answers].
449
What is an email attachment?
Answer:
A separate document sent along with an email
Attachments are files sent along with the body of an email message from different programs.
450
The original purpose of the Internet was to:
Answer:
Facilitate communication in case of a nuclear attack
The ARPANET was designed to be a decentralized network that could continue to function even if parts of it were destroyed.