Pre-Test Network Device

Front

What does Wi-Fi stand for?

Back

Wireless Fidelity

Front

Can a computer or smartphone connect directly to the internet?

Back

Yes

Front

Can a computer or smartphone connect to the internet without a network device?

Back

No

Front

What is a network?

Back

A collection of independent computers and devices connected together to allow for the sharing of data and resources.

Front

What is the function of a router in a network?

Back

To connect different and independent IP networks, forwarding data packets between them based on destination IP addresses to ensure efficient inter-network communication.

Front

What is the difference between a hub and a switch?

Back

A hub broadcasts every incoming data frame to all connected ports without distinguishing recipients, whereas a switch intelligently forwards frames only to the intended destination port.

Front

What is a modem?

Back

To convert digital signals from a computer into analog signals suitable for transmission over various physical lines (like cable or fiber) and vice versa, enabling communication with an Internet Service Provider.

Front

What is an access point?

Back

To bridge wireless devices to a wired network, acting as a central transmitter and receiver of wireless signals.

Front

What is the difference between an access point and a repeater?

Back

An Access Point connects wireless clients directly to a wired network backbone, while a Repeater wirelessly re-broadcasts an *existing* Wi-Fi signal to amplify its coverage.

Front

What is the correct name of the hardware component that allows a computer or device to connect to a network? Options: The Central Processing Unit (CPU), The Digital Modulator-Demodulator (modem), The Network Interface Card (NIC).

Back

The Network Interface Card (NIC), which translates data between the computer's internal components and the external network communication medium.