Understanding Networks and the Internet

What is the primary purpose of a network?

• To increase device size

• To share resources

• To isolate devices

• To reduce processing power

Which type of cable is commonly used for wired network connections?

• HDMI

• Unshielded twisted pair

• Coaxial

• Fiber optic

What is the main function of a network interface card (NIC)?

• To display graphics

• To power the device

• To connect a device to a network

• To store data

How does a hub differ from a switch?

• A hub sends data to all devices, while a switch sends data to specific devices

• A hub is used for internet connections, while a switch is for local networks

• A hub is smarter than a switch

• A hub is used for wireless connections, while a switch is for wired connections

What is the role of a router in a network?

• To repeat signals

• To connect devices locally

• To route data between networks

• To store network data

In a client-server model, what is the role of the client?

• To provide resources

• To store data

• To manage the server

• To request resources

What is an example of a client in a client-server relationship?

• A web server

• A network switch

• A user's computer

• A database

Which type of network is typically confined to a single building or campus?

• Personal area network (PAN)

• Metropolitan area network (MAN)

• Wide area network (WAN)

• Local area network (LAN)

What is a characteristic of a wide area network (WAN)?

• It is used only for personal devices

• It spans large distances

• It is limited to a single room

• It covers a small geographical area

Which network classification would include the internet?

• Personal area network (PAN)

• Wide area network (WAN)

• Campus area network (CAN)

• Local area network (LAN)