The number of packets （or flows） dropped because they do not conform to the ASA/PIX security policy can be viewed using what command？ （）

单项选择题ASA PIXversion7.0introducedModularPolicyFramework（MPF）asanextensiblewaytoclassifytraffic，andthenapplypolicies（oractions）tothattraffic.MPFataminimum requireswhichthreecommands？（）

A. http-map， tcp-map， class-map
B. class-map， tcp-map， policy-map
C. class-map， policy-map， service-map
D. class-map， service-policy， policy-map

单项选择题InPIXversionspriorto7.x，multi-channelprotocolswerefixedupusingthe’fixupprotocol’command.Inversion7.0andhigherthe’fixupprotocol’commandswerereplacedbywhatcommands？（）

多项选择题WhichtwoarecorrectfunctionsoftheCiscoAnomalyGuardandDetectorforpreventingDDOSattacks？（）

A. uses Netflow data for anomaly detections
B. builds baseline profilesof normal operating conditions， enablingrapid identification of unusual activity that indicates an attack
C. accept events inputs from different network devicesvia syslog， SDEE and SNMP
D. dynamic diversion redirects and cleans only traffic destined for targeted devices， allowing unaffectedtraffic toflow freely and ensuring business continuity
E. pushes ACLs to network devices to only block the malicious traffic
F. using topology and configuration awareness， events from different devices are correlatedand attacks mitgitations are performed at the optimal location

单项选择题Birthdayattacksareusedagainstwhichofthefollowing？（）

A. digital signatures
B. symmetric ciphering
C. hashalgoritms
D. asymmetric ciphering
E. digital certificates

单项选择题Whichofthefollowingstatementsiscorrectregardingahybridcryptosystem？（）

A. uses symmetric crypto for keys distribution
B. uses symmetric crypto for proof of origin
C. uses symmetric crypto for fast encrypted/decryption
D. uses asymmetric crypto for message confidentiality
E. uses symmetric crypto to transmit the asymmetric keys that is thenused to encrypt a session