多项选择题
Which two statements best describe the wireless security standard that is defined by WPA？ （Choose two.）（）
A.It specifies use of a static encryption key that must be changed frequently to enhance security.
B.It requires use of an open authentication method.
C.It specifies the use of dynamic encryption keys that change each time a client establishes a connection.
D.It requires that all access points and wireless devices use the same encryption key.
E.It includes authentication by PSK
相关考题
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单项选择题
HowshouldarouterthatisbeingusedinaFrameRelaynetworkbeconfiguredtoavoidsplithorizonissuesfrompreventingroutingupdates?（）
A.Configure a separate sub-interface for each PVC with a unique DLCI and subnet assigned to the sub-interface.
B.Configure each Frame Relay circuit as a point-to-point line to support multicast and broadcast traffic.
C.Configure many sub-interfaces on the same subnet.
D.Configure a single sub-interface to establish multiple PVC connections to multiple remote router interfaces. -
单项选择题
Whatshouldbepartofacomprehensivenetworksecurityplan?（）
A.Allow users to develop their own approach to network security.
B.Physically secure network equipment from potential access by unauthorized individuals.
C.Encourage users to use personal information in their passwords to minimize the likelihood of passwords beingforgotten.
D.Delay deployment of software patches and updates until their effect on end-user equipment is well known and widely reported.
E.Minimize network overhead by deactivating automatic antivirus client updates. -
多项选择题
WhichthreestatementsarecorrectaboutRIPversion2?(Choosethree.)（）
A.It has the same maximum hop count as version 1.
B.It uses broadcasts for its routing updates.
C.It is a classless routing protocol.
D.It has a lower default administrative distance than RIP version 1.
E.It supports authentication.
F.It does not send the subnet mask in updates.
