Flashcards
SCIA 472 Chapter 7
Cards in this deck (20)
- 1Wi-Fi is a trademark, introduced in 1999 and owned by the Wi-Fi Alliance, that is used to brand wireless technologies that conform to the: a. Bluetooth standard. b. LANs standard. c. 802.11 standard. d. radio frequency (RF) standard.c. 802.11 standard.
- 2The Institute of Electrical and Electronics Engineers (IEEE) 802.11 family of standards, which range from 802.11a to 802.11n, are known collectively in standard jargon as: a. Wii. b. WiMAX. c. Bluetooth. d. Wi-Fi.d. Wi-Fi.
- 3Which of the following was the first wireless standard that saw any major usage outside of proprietary or custom deployments? a. Bluetooth standard b. 802.11 standard c. 805.22 standard d. Blu-ray standardb. 802.11 standard
- 4The first widely adopted wireless technology was: a. 802.11a. b. 802.11b. c. 802.11c. d. 802.11d.b. 802.11b.
- 5Which of the following was NOT a benefit of the 802.11a over 802.11b? a. Much greater bandwidth b. Higher frequency range, resulting in less interference c. Lower cost of equipment d. Easier to contain because the signal cannot penetrate wallsc. Lower cost of equipment
- 6Which of the following standards combines the best of both 802.11a and 802.11b? a. 802.11c b. 802.11d c. 802.11f d. 802.11gd. 802.11g
- 7The 802.11n standard uses a new method of transmitting signals, which can transmit multiple signalsacross multiple antennas. This new method of transmitting signals is called: a. multiple input and multiple output (MIMO). b. multiple signal and multiple antennas (MSMA). c. Bluetooth. d. Blu-ray.a. multiple input and multiple output (MIMO).
- 8Which of the following technologies emerged for the first time in 1998 and was designed to be a short-range networking technology that could connect different devices together? a. Wi-Fi b. WiMAX c. Bluetooth d. Rainbowc. Bluetooth
- 9Which of the following technologies is specifically designed to deliver Internet access over the so-called last mile to homes or businesses that may not otherwise be able to get access? a. Wi-Fi b. WiMAX c. Bluetooth d. Rainbowb. WiMAX
- 10Which of the following allows someone authorized or unauthorized to send messages to a cell phone? a. Bluejacking b. Bluesnarfing c. Bluebugging d. Bluebombinga. Bluejacking
- 11Which of the following is used to steal data from a phone? a. Bluejacking b. Bluesnarfing c. Bluebugging d. Bluebombingb. Bluesnarfing
- 12Which of the following is used to make calls or send text messages from the targeted device? a. Bluejacking b. Bluesnarfing c. Bluebugging d. Bluebombingc. Bluebugging
- 13In wireless networks based on the 802.11 standard, stations transmit their messages using the: a. Carrier Sense Multiple Access with Collision Detection (CSMA/CD). b. Carrier Sense Multiple Access with Collision Avoidance (CSMA/CA). c. Carrier Sense Multiple Access without Collision (CSMA/WC). d. Carrier Sense Multiple Access with Collision Overdrive (CSMA/CO).b. Carrier Sense Multiple Access with Collision Avoidance (CSMA/CA).
- 14A setup created by wireless networking technologies that are designed to extend or replace wired networks is called: a. wireless local area network (WLAN). b. service set identifier (SSID). c. wireless universal network (WUN). d. service local area network (SLAN).a. wireless local area network (WLAN).
- 15Which of the following is used to uniquely identify a network, thereby ensuring that clients can locate the correct wireless local area network (WLAN) that they should be attaching to? a. Local area network identifier (LANID) b. Wireless network identifier (WNID) c. Station identifier (SID) d. Service set identifier (SSID)d. Service set identifier (SSID)
- 16Which of the following is entered ahead of time for both the access point (AP) and client so they can authenticate and associate securely? a. Exclusive keys b. Mutual keys c. Preshared keys d. Open keysc. Preshared keys
- 17Which of the following is NOT a threat to wireless LANs? a. Misconfigured security settings b. Secured connections c. Rogue access points d. Promiscuous clientsb. Secured connections
- 18Which of the following is NOT a countermeasure to threats against wireless LANs? a. Promiscuous clients b. Firewalls c. Antivirus programs d. Traininga. Promiscuous clients
- 19Which of the following is a capability implemented through Bluetooth technology, designed to reach a maximum range on average of 10 meters or 30 feet? a. Local area network (LAN) b. Personal area network (PAN) c. Limited range network (LRN) d. Contained network (CN)b. Personal area network (PAN)
- 20Which one of the following is the strongest authentication technology for protecting wireless networks? a. Wired Equivalent Privacy (WEP) b. Wired Equivalent Privacy version 2 (WEP2) c. Wi-Fi Protected Access (WPA) d. Wi-Fi Protected Access version 2 (WPA2)d. Wi-Fi Protected Access version 2 (WPA2)
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- SCIA 472 Flashcards on SCIA 472 Chapter 7, created by Tyler Rock on 06/04/2020.
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