Networking Devices Quiz

What is the maximum distance between devices in a wireless personal area network (WPAN)?

There is no maximum distance for a WPAN

Which of the following statements is true regarding Bluetooth?

It was originally designed to replace wires with radio-based technology

What are the typical transmission speeds for WLANs?

108 Mbps

Which of the following is an example of a WMAN technology?

LTE Signup and view all the answers

What is a cellular wireless data network technology that allows users to access the Internet?

4G Signup and view all the answers

Which wireless network has a maximum speed of 350 Mbps and a coverage area of 350 feet?

WMAN Signup and view all the answers

What type of network interface allows connection by cable to a standard wired network?

Switch access point Signup and view all the answers

Which type of access point does not need individual cable connections but instead communicates wirelessly with the next closest device?

Mesh access point Signup and view all the answers

What is the purpose of a wireless workgroup bridge?

Connect a wired network segment with a wireless network segment Signup and view all the answers

What term is used to describe an up-and-down wave illustrating cycles?

Oscillating signal Signup and view all the answers

What is the distance between peaks of an electromagnetic wave called?

Wavelength Signup and view all the answers

What is a million cycles per second referred to as?

MHz Signup and view all the answers

What organization certifies that wireless products adhere to the IEEE standards to ensure product interoperability?

Wireless Ethernet Compatibility Alliance (WECA) Signup and view all the answers

Which of the following is not an advantage of standards?

Increased costs Signup and view all the answers

What type of standards are those set by an official body called?

De jure Signup and view all the answers

In the current IEEE WLAN standard, what is the IEEE standard number?

IEEE 802.11-2009 Signup and view all the answers

According to IEEE 802.11, what can be used in a WLAN for transmission?

Infrared light Signup and view all the answers

What type of data rate is not associated with IEEE 802.11b?

54 Mbps Signup and view all the answers

What is the purpose of RSSI according to the text?

To not be used as it was intended Signup and view all the answers

What can cause an RF signal to be 'soaked up'?

Absorption Signup and view all the answers

What is the difference between refraction and diffraction?

With refraction, the medium causes the signal to bend; diffraction is caused by an object in the path Signup and view all the answers

What is Free Space Path Loss (FSPL) caused by?

Loss of signal strength as it travels Signup and view all the answers

What is a picosecond?

One billionth of a second Signup and view all the answers

What occurs when a multipath signal arrives 180 degrees out of phase?

Downfade Signup and view all the answers

What kind of unit of data has been passed down from a higher OSI layer to a lower layer but has not yet been encapsulated by that lower layer?

Service Data Unit (SDU) Signup and view all the answers

What is a restriction that applies to A-MPDUs?

All of the A-MPDUs within the single A-MPDU must be addressed to the same receiver Signup and view all the answers

What is NOT an option for addressing differences in frame size?

maximum transmission unit splicing (MTUS) Signup and view all the answers

In which mode will an IEEE 802.11a/b/g device NOT be able to access the AP?

HT Nonmember Protection Signup and view all the answers

What type of frames are used to set up the initial communications between a device and the access point?

Management Signup and view all the answers

What happens if a probe request frame contains a null value?

Only APs with a null SSID will respond Signup and view all the answers