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
3631
A "workgroup" in Windows is an example of a:
Answer:
Peer-to-peer network
A workgroup is a simple P2P network where computers can share files and printers without a central server.
3632
Sending an email is most like:
Answer:
Writing a letter
Email is similar to writing letters, as it involves composing and sending written messages.
3633
The World Wide Web is
Answer:
A collection of linked information residing on computers connected by the Internet
The World Wide Web is a system of interlinked hypertext documents accessed via the Internet, hosting linked information on many computers[previous answers].
3634
Which of these network types is the most expensive to set up and maintain?
Answer:
WAN
WANs are the most expensive because they cover large distances and often require leasing communication lines from service providers.
3635
How can you block web beacons?
Answer:
All of the above
There are several ways to block web beacons and protect your privacy.
3636
Which of the following is not a characteristic of a WAN?
Answer:
High speed
While WAN speeds are improving, they are generally slower than LANs due to the long distances involved.
3637
Which network type would be used to provide internet access to a whole city?
Answer:
MAN
A city-wide internet service would be provided over a Metropolitan Area Network (MAN).
3638
The "@" symbol in email addresses was introduced by:
Answer:
Ray Tomlinson
Ray Tomlinson implemented the first email program on the ARPANET system in 1971 and chose the "@" symbol to separate the user's name from the machine name.
3639
A network that connects devices within a city is known as a:
Answer:
MAN
A Metropolitan Area Network (MAN) is a computer network that interconnects users with computer resources in a geographic area or region larger than that covered by even a large local area network (LAN) but smaller than the area covered by a wide area network (WAN).
3640
An email system (e.g., Gmail) is an example of:
Answer:
Client-server model
Your email client (like a web browser or a mobile app) connects to a mail server to send and receive messages.