Which algorithm was the first to be found suitable for both digital signing and encryption？（）

单项选择题Whichexampleisofafunctionintendedforcryptographichashing？（）

A.MD65
B.SHA-135
C.XR12
D.MD5

单项选择题WhichoneofthefollowingitemsmaybeaddedtoapasswordstoredinMD5tomakeitmoresecure？（）

A.Ciphertext
B.Salt
C.Cryptotext
D.Rainbow table

单项选择题Whichitemisthegreatmajorityofsoftwarevulnerabilitiesthathavebeendiscovered？（）

A.Stack vulnerabilities
B.Heap overflows
C.Software overflows
D.Buffer overflows

单项选择题Whichstatementistrueaboutvishing？（）

A.Influencing users to forward a call to a toll number （for example， a long distance or international number）
B.Influencing users to provide personal information over a web page
C.Using an inside facilitator to intentionally forward a call to a toll number （for example， a long distance orinternational number）
D.Influencing users to provide personal information over the phone

单项选择题RefertoCiscoIOSZone-BasedPolicyFirewall，wherewilltheinspectionpolicybeapplied？（）

A.to the zone-pair
B.to the zone
C.to the interface
D.to the global service policy