Which of the following is NOT a type of network device listed in the material?

• Network adapter (NIC)

• Modem

• Printer

• Switches

Select the correct list of network devices from the options below.

• Network adapter, Modem, Switches, Routers, Wireless access point, Repeaters, Hub

• Keyboard, Mouse, Monitor, Printer, Scanner

• CPU, RAM, Hard disk, SSD, GPU

• Smartphone, Tablet, Laptop, Desktop, Smartwatch

Why are network devices considered essential in a computer network?

• They enable communication and interaction between hardware components.

• They store large amounts of data.

• They provide power to computers.

• They display images and videos.

A business wants to connect all its computers to a local network. Which device would be essential for each computer to achieve this?

• Network adapter (NIC)

• Printer

• Scanner

• Monitor

The term "modem" is derived from which two words?

• Modulate and demodulate

• Modern and module

• Mode and memory

• Monitor and demote

Explain why the term "modem" can refer to devices other than those that connect computers to networks over telephone lines.

• Because it can refer to any device that connects a computer to a broadband Internet connection

• Because it is a type of printer

• Because it is used for data storage

• Because it is a type of monitor

Why is a network hub considered inefficient?

• Because it shares the bandwidth among all devices and sends data to all connected devices regardless of the destination

• Because it only allows one device to connect at a time

• Because it encrypts data, causing delays

• Because it requires manual configuration for each device

How does a switch improve network efficiency compared to a hub?

• By sending data only to the intended device rather than all connected devices.

• By increasing the number of devices that can connect to the network.

• By reducing the speed of data transmission.

• By converting analog signals to digital signals.

A switch uses which of the following methods to facilitate communication between devices on a network?

• Packet switching

• Circuit switching

• Frequency modulation

• Time division multiplexing

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

• To store data permanently

• To forward data packets between computer networks

• To display web pages

• To print documents