42.A device called a(n) ________ server provides Internet connectivity for inter
ID: 3696050 • Letter: 4
Question
42.A device called a(n) ________ server provides Internet connectivity for internal LAN users.
a. proxy
b. online
c. wireless
d. application
43.A ________ area network is relatively inexpensive to install and is well-suited to workgroups and users who are not anchored to a specific desk or location.
a. wireless wide
b. wireless local
c. wired local
d. wired wide
44.The ________ wireless standard uses multiple input/multiple output technology to boost performance.
a. 802.11g
b. 802.11b
c. 802.11a
d. 802.11n
45.The latest proposed wireless standards, ________ and 802.11ad, are currently being tested, but have an estimated speed of 6 Gbps.
a. 802.11aa
b. 802.11ae
c. 802.11ac
d. 802.11ab
46.The ________ is similar to a hub in the LAN star topology, except it provides network services to wireless clients instead of wired clients.
a. portal
b. switch
c. access point
d. cloud
47.The stated goal of the ________ is to enhance the user experience through product interoperability.
a. Wi-Fi Alliance
b. Basic Service Set
c. IEEE
d. Open Systems Interconnection
48.Devices that use the ________ GHz band can pick up interference from appliances such as microwave ovens and cordless telephones that use the same band.
a. 1.0
b. 2.4
c. 2.0
d. 1.4
49.The final activities in the systems ________ phase are preparing a system design specification, obtaining user approval, and delivering a presentation to management.
a. design
b. implementation
c. planning
d. analysis
50.The document that presents the complete design for a new information system is the system ________ .
a. transition document
b. upport model
c. process document
d. design specification
Explanation / Answer
42.A
a. proxy
43.A
c. wired local
44.
d. 802.11n
45.
b. 802.11ae
46.
c. access point
47.
a. Wi-Fi Alliance
48.
a. 1.0
49.
a. design
50.
d. design specification
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