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
6101
In the highway analogy for networking, bandwidth is the:
Answer:
Number of lanes on the highway
More lanes (higher bandwidth) allow more cars (data) to travel at the same time.
6102
What is the primary purpose of a WAN?
Answer:
To connect multiple LANs over a large geographical area
A primary function of a WAN is to interconnect geographically dispersed LANs, allowing for communication between them.
6103
A university or corporate LAN with servers and clients is called what?
Answer:
Client/server network
In a client/server network, dedicated servers provide resources and services to client computers.
6104
Two or more computers linked together are called what?
Answer:
Computer network
A computer network consists of two or more computers connected to share resources, exchange files, or allow electronic communications.
6105
What is packet loss?
Answer:
When a packet fails to reach its destination
Packet loss occurs when network congestion, hardware errors, or other problems cause a packet to be dropped and not delivered.
6106
Which of these denotes a small, single-location network?
Answer:
LAN
A LAN (local area network) connects devices within a limited area like a home or an office.
6107
Which network type is more energy-efficient?
Answer:
Wired network
Transmitting data over a wire generally consumes less power than broadcasting a wireless signal.
6108
Which of these is not a standard network classification?
Answer:
County area network
Standard network classifications are based on geographical scope and include LAN, MAN, and WAN, but not a County Area Network.
6109
A university campus network is an example of a:
Answer:
LAN
While a campus network can be large, it is still considered a LAN because it is a privately owned network within a limited geographical area.
6110
In the client-server model, the server provides a:
Answer:
Centralized service
The services and resources are managed and provided from a central location.