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
3711
Why might a gamer prefer a wired connection?
Answer:
For lower latency (ping)
In online gaming, low latency is crucial for a smooth experience, and wired connections provide the lowest and most stable latency.
3712
What is a "dedicated server"?
Answer:
A server that performs only one specific function (e.g., a web server)
A dedicated server is optimized for a single purpose, which improves its performance and reliability for that task.
3713
Which of the following is NOT considered a genuine security or privacy threat?
Answer:
Spam
Spam refers to unsolicited messages that are generally a nuisance but are not a direct security or privacy threat, unlike hackers, identity theft, or viruses which pose real risks.
3714
A network connecting all the computers in a company's main office would be a:
Answer:
LAN
A network within a single office building is a classic example of a Local Area Network (LAN).
3715
What is a "supercookie"?
Answer:
All of the above
Supercookies are a privacy concern because they are more difficult to control than regular cookies.
3716
When you print a document in a large office, your computer is the:
Answer:
Client
Your computer (the client) sends the print job to a central print server.
3717
XML uses
Answer:
Both predefined and user defined tags
XML supports custom user-defined tags as well as some predefined ones.
3718
What is latency?
Answer:
The delay in data transmission from source to destination
Latency, also known as ping, is the time it takes for a single bit of data to get from one point to another. It's like the travel time on a highway.
3719
Which network type is most susceptible to interference?
Answer:
PAN
PANs, often being wireless and short-range, can be susceptible to interference from other wireless devices.
3720
Which of the following is a search engine?
Answer:
Google
Google is the world's most popular search engine, a service that indexes websites on the internet to help users find information. Microsoft is the company that makes the Bing search engine, and Internet Explorer is a web browser. MIME is an internet standard.