Which one of the following items may be added to a password stored in MD5 to make it more secure？（）

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

单项选择题WhichlocationwillberecommendedforextendedorextendednamedACLs？（）

A.when using the established keyword，a location close to the destination point to ensure that return trafficis allowed
B.an intermediate location to filter as much traffic as possible ActualTests.com
C.a location as close to the source traffic as possible
D.a location as close to the destination traffic as possible

单项选择题Informationaboutamanageddevicesresourcesandactivityisdefinedbyaseriesofobjects.What definesthestructureofthesemanagementobjects？（）

A.MIB
B.FIB
C.LDAP
D.CEF