Advanced CyberCamp 4.2 The Physical Layer

How are devices on a wireless network are connected to the Internet?

• Wireless AP

• Wireless DP

• Computer

• Power Adapter

When sending a document from your computer to a printer, what form does the data take when transmitted over the Physical Layer?

• bits

• bots

• frames

• packets

The physical layer is only concerned with wired network connections.

• True

• False

Which media uses patterns of microwaves to represent bits?

• Copper

• Wireless

• Fiber-optic

• .mp3

The name for the capacity of medium to carry data

• Bandwidth

• Throughput

• Latency

• Wideband

The measure of the transfer of bits across media

• Bandwidth

• Throughput

• Yards

• Meters

Attaches antennas to wireless devices and can be bundled with fiber-optic cabling for two-way data transmission.

• UTP

• STP

• Coaxial

• Fiber-optic

Uses shielding techniques and special connectors to reduce EMI

• UTP

• STP

• Coaxial

• Fiber-optic

Most common network media

• UTP

• STP

• Coaxial

• Fiber-optic

Which type of fiber-optic cable allows data to travel approximately 500 meters?

• Single-mode

• Multimode

• Distance-mode

• User-mode