NETW 563 Midterm Exam Wireless Network

NETW 563 Midterm Exam Wireless Network

(TCO A) A wireless client network interface card performs each of the following tasks except (Points : 5)
Transmitting the packet over radio waves.
Determining when to send the packet.
Dividing data into packets.
Sending packets to a wired network through a root remote wireless bridge.
(TCO A) A _____ is a million hertz. (Points : 5)
Kilohertz
Megahertz
Gigahertz
Kilohertz
(TCO C) The bit pattern used in a WLAN direct sequence spread spectrum transmission is called the (Points : 5)
Barker code.
Oscillation modulation.
Chip set.
XOR Inverse (XORI).
(TCO C) _____ is a group of wireless devices that is served by a single access point (AP). (Points : 5)
Basic Service Set
Ad hoc mode
Extended Service Set
Independent Service Set
(TCO D) Each of the following is a design goal of a site survey except (Points : 5)
Implement a wired network infrastructure.
Achieve the best possible performance from a WLAN.
Determine the best location for access points.
Develop wired networks optimized for a variety of applications.
(TCO D) A device that converts direct current from a battery to alternating current is a(n) (Points : 5)
DC-to-AC converter.
AC-to-DC converter.
Universal Power Adapter (UPA).
Power Converter (PC).
(TCO E) After the security flaws in WEP were publicized, the IEEE TGi task group released a new proposed implementation known as what? (Points : 5)
WPA
WEP2
TKIP
Dynamic TKIP
(TCO E) WPA and WPA2 were created by which organization? (Points : 5)
IEEE
CompTIA
Wi-Fi Alliance
Wireless Research Resource Group (WRRG)
(TCO A) Give a brief summary of the characteristics of IEEE 802.11b, 802.11a, and 802.11g wireless networks. (Points : 10)
IEEE 802.11b maximizes the throughput and makes it as high as eleven megabits per second but it…
(TCO A) What are some limitations to infrared.