Lecture 4

What is the primary function of a router in a network?

• Connect devices within a single network

• Connect two or more individual networks

• Serve as a central server for file storage

• Boost the signal strength in a network

Which of the following is a computer network that typically covers a city-wide area?

• Personal Area Network (PAN)

• Local Area Network (LAN)

• Metropolitan Area Network (MAN)

• Global Network

Which of the following is a characteristic of a ring network topology?

• Data is transmitted in one direction around the ring.

• All computers are connected to a central hub.

• Each computer is connected directly to every other computer.

• Data transmission can occur in both directions simultaneously.

What is a key disadvantage of a peer-to-peer network?

• High initial costs

• Requires a dedicated server

• Limited scalability and security

• Requires a network operating system

What is the main advantage of using fiber optic cables for data transmission?

• Low cost of installation

• High resistance to electromagnetic interference (EMI)

• Low transmission speed

• High attenuation over long distances

Which technology is used in Personal Area Networks (PAN) for wireless communication?

• Wi-Fi

• Ethernet

• Bluetooth

• DSL

Which type of network is suitable for connecting computers across different countries?

• Local Area Network (LAN)

• Wide Area Network (WAN)

• Metropolitan Area Network (MAN)

• Personal Area Network (PAN)

Which protocol is responsible for defining the rules of communication in a network?

• LAN

• Modem

• Protocols

• Bandwidth

Which type of network configuration would be most appropriate for a small office or home?

• Client-server network

• Peer-to-peer network

• Mainframe network

• Distributed network

Which of the following best defines bandwidth in networking?

• The physical distance covered by the network

• The number of devices that can connect to a network

• The transmission capacity of the network media

• The number of users on the network