Wireless Technology Post Test

The spread spectrum technique that transmits data on multiple channels sequentially is called _____.

• frequency hopping

• access encryption

• direct sequencing

• orthogonal frequency-division multiplexing

Which is the most unreliable wireless encryption protocol?

• PEAP

• WPA

• WPA-2

• WEP

Which of the following describes the time it takes for data to be transmitted between Earth and a satellite?

• Propagation delay

• Latnecy

• Spread spectrum

• Near field communication

If a WAP is present in a wireless network, the network is arranged in _____ mode.

• local-only

• infrastructure

• ad hoc

• Internet-ready

Which organization is responsible for dividing the entire electromagnetic spectrum to prevent electronic equipment from interfering with one another?

• IEEE

• ICANN

• FCC

• TIA

A(n) _____ refers to two or more wireless access points or devices using the same SSID.

• basic service set

• service set identifier

• extended service set identifier

• independent basic service set

A(n) _____ is an electromagnetic wave of a set frequency that is used to carry data.

• carrier wave

• transmission wave

• FM wave

• AM wave

Wi-Fi refers to devices that are compatible with which IEEE standard?

• 802.13

• 802.11

• 802.6

• 802.3

When a satellite’s speed is synchronized with Earth’s rotational speed, the satellite is said to be in _____ orbit.

• low

• simulated

• geosynchronous

• fixed

Which of the following is not an antenna style?

• Yagi

• Omni

• dipole

• infrared