思科认证考试

Which IEEE standard is used to define Wi-Fi?()A、IEEE 802.3B、IEEE 802.5C、IEEE 802.11hD、IEEE 802.11cE、IEEE 802.11

题目

Which IEEE standard is used to define Wi-Fi?()

  • A、IEEE 802.3
  • B、IEEE 802.5
  • C、IEEE 802.11h
  • D、IEEE 802.11c
  • E、IEEE 802.11
参考答案和解析
正确答案:E
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相似问题和答案

第1题:

Which of the following represents a wiring standard for twisted pair cables?()

A.Fiber

B.T568A

C.IEEE1394

D.CAT5


参考答案:B

第2题:

Which IEEE standard protocol is initiated as a result of successful DTP completion in a switch over FastEthernet?()

A. 802.3ad

B. 802.1w

C. 802.1Q

D. 802.1d


参考答案:C

第3题:

11n is a WLAN standard approved by the (), which can be used ti support data rate uo to 600Mbps

A.IEIF

B.IEEE

C.ITU

D.ISO


正确答案:B

第4题:

Which two are natively included by the IEEE 802.1w standard?()

  • A、instances can control a selection of VLANs
  • B、load balancing
  • C、fast transition to forwarding state
  • D、backbone,uplink,and portfast (or equivalent)
  • E、root,loop,and BPDU guard (or equivalent)

正确答案:C,D

第5题:

Which protocol is an open standard protocol framework that is commonly used in VPNs,to provid secure end-to-end communication?()

A. L2TP

B. IPsec

C. PPTP

D.RSA


参考答案:B

第6题:

Which IEEE standard is used to define Wi-Fi?()

A. IEEE 802.3

B. IEEE 802.5

C. IEEE 802.11h

D. IEEE 802.11c

E. IEEE 802.11


参考答案:E

第7题:

Switch ports operating in which two roles will forward traffic according to the IEEE 802.1w standard?()

A.alternate

B.backup

C.designated

D.disabled

E.root


参考答案:C, E

第8题:

● Ethernet is the commonly used local area network communication protocol. The standard of Ethernet is __(72)__.

(72)A.IEEE 802.1 B.IEEE 802.2 C.IEEE 802.3 D.IEEE 802.11


正确答案:C

第9题:

Ethernet is the commonly used local area network communication protocol. The standard of Ethernet is ( ) .

A.IEEE 802.1
B.IEEE 802.2
C.IEEE 802.3
D.IEEE 802.11

答案:C
解析:

第10题:

Which of the following cables can be used to directly connect a laptop to a PC for ICS?()

  • A、IEEE 1394 cable
  • B、CAT5 crossover cable
  • C、CAT5e patch cable
  • D、Parallel cable

正确答案:B

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