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
381
What was the inaugural web browser?
Answer:
world wide web
The first web browser was named WorldWideWeb (later renamed Nexus to avoid confusion with the information space). It was created in 1990 by Tim Berners-Lee, the inventor of the World Wide Web, and was also a web editor.
382
What does the "site:" operator do in a search query?
Answer:
It restricts the search results to a specific website
For example, "site:example.com search query" will only return results from example.com.
383
What is a broadcast domain?
Answer:
A network segment where a broadcast frame is forwarded
A broadcast domain is a logical division of a computer network, in which all nodes can reach each other by broadcast at the data link layer.
384
What is a benefit of the P2P model's redundancy?
Answer:
It is more reliable if one peer fails.
The decentralized nature of a P2P network means there is no single point of failure.
385
Which model is considered "decentralized"?
Answer:
Peer-to-peer model
P2P is a decentralized architecture where there is no single point of control.
386
What is a "generic top-level domain" (gTLD)?
Answer:
All of the above
Examples of gTLDs include ".com", ".net", ".org", and ".info".
387
What are "paid search results"?
Answer:
The search results that are advertisements
Paid search results are usually displayed at the top or bottom of the SERP and are labeled as "Ad" or "Sponsored".
388
The IEEE 802.11 standard refers to:
Answer:
Wireless networks (Wi-Fi)
The IEEE 802.11 family of standards defines the protocols for wireless local area networks.
389
What is a packet?
Answer:
A small unit of data that is routed through a network
In packet switching, messages are broken down into these small, manageable units called packets.
390
What is the name of the browser developed by the Vivaldi Technologies company?
Answer:
Vivaldi
Vivaldi is a freeware, cross-platform web browser developed by Vivaldi Technologies, a company founded by the co-founder and former CEO of Opera, Jon Stephenson von Tetzchner.