MULTIPLE CHOICE QUESTIONS (MCQs):
- Which of the following is an example of a Personal Area Network (PAN)?
a) Mobile phone connected to Bluetooth headphones
b) School computer lab connected with cables
c) Multiple branches of a bank connected together
d) Cable TV network in a city
- Which device is used to connect multiple computers in a LAN?
a) Modem
b) Hub or Switch
c) Router
d) Repeater
- Which of the following networks can cover an entire city?
a) PAN
b) LAN
c) MAN
d) WAN
- The first long-distance computer communication network was:
a) NSFNET
b) ARPANET
c) WAN
d) Ethernet
- Which of these is NOT an advantage of networking?
a) Resource sharing
b) Centralized data management
c) Easier communication
d) Slower speed of information transfer
DESCRIPTIVE QUESTIONS:
- List three advantages of using LAN in an office environment.
- Explain with an example how WAN is useful for multinational companies.
- Compare wired communication and wireless communication in terms of cost, speed, and mobility.
- Write a short note on “Cloud Computing” and give two real-life examples.
- Arrange the following in order of smallest to largest coverage: WAN, LAN, PAN, MAN.
Answer Key
MULTIPLE CHOICE QUESTIONS (MCQs):
- Answer: a) Mobile phone connected to Bluetooth headphones
- Answer: b) Hub or Switch
- Answer: c) MAN
- Answer: b) ARPANET
- Answer: d) Slower speed of information transfer
DESCRIPTIVE QUESTIONS:
- Answer:
- Employees can share printers, scanners, and files.
- Internal communication is faster and more secure.
- Centralized backup of data reduces data loss risk.
- Answer:
- WAN connects offices across different countries.
- Example: A multinational bank uses WAN to connect branches in the USA, India, and Europe, so that employees can access the same database in real time.
- Answer:
- Wired: Lower mobility, usually faster and more stable, initial setup may be costly due to cables.
- Wireless: High mobility, easier to expand, but may face interference and security issues.
- Answer:
- Cloud computing allows users to store and access data/applications over the Internet instead of local storage.
- Examples:
- Google Drive for storing documents online.
- Microsoft Teams for online collaboration.
5.Answer:
Order: PAN → LAN → MAN → WAN
