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
6041
Which devices may a company use to fulfill various communication requirements?
Answer:
All of the above
Multiplexers, concentrators, controllers, and front end processors can all be part of a company’s communication solutions.
6042
Which of the following is an example of a wired network technology?
Answer:
Ethernet
Ethernet is the most common technology for creating wired local area networks (LANs).
6043
The performance of a wireless network can be affected by:
Answer:
All of the above
All of these factors can impact the speed and reliability of a wireless connection.
6044
Which model is more complex to design and implement?
Answer:
Client-server model
The client-server model requires more planning, specialized hardware, and software, making it more complex.
6045
Which network type is more scalable (easier to add new devices)?
Answer:
Wireless network
Adding a new device to a wireless network is as simple as entering the password, whereas a wired network requires a physical port and cable.
6046
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.
6047
What is a potential issue with P2P file sharing?
Answer:
Copyright infringement and malware.
P2P networks are often used for the illegal distribution of copyrighted material, and downloading files from unknown peers can expose you to viruses and malware.
6048
What is an SSID?
Answer:
The name of a wireless network
The Service Set Identifier (SSID) is the public name of a Wi-Fi network.
6049
Which of the following is NOT a utility program?
Answer:
Spooler
A spooler is a system process that manages a queue for a device like a printer. Debuggers and editors are generally considered utility programs.
6050
Which technology is commonly used for PANs?
Answer:
Bluetooth
Bluetooth is a wireless technology standard used for exchanging data between fixed and mobile devices over short distances, making it ideal for PANs.