Which of these can not be used in defining policies？（）

单项选择题WhatdoestheappearanceoftheACLtagBLOCK_WBRSintheaccesslogmean？（）

A. the proxy blocked an outbound request because the client is infected with malware
B. the proxy blocked access to a site with a low reputation score
C. the proxy blocked access to a site because of a suspicious server response
D. your appliance or the WBRS key is out of support

单项选择题WhichstatementaboutHTTPSdecryptionontheWSAistrue？（）

A.if enabled， all HTTPS traffic must be decrypted
B.if WBRS is enabled， it can be used to determine whether the HTTPS traffic is to be decrypted
C.decrypted HTTPS traffic is sent unencrypted across the enterprise intranet
D.object size can be used to determine whether the HTTPS traffic is to be decrypted

单项选择题WhichstatementabouttheDVSengineistrue？（）

A.the DVS engine can useWebroot and McAfee scanning in parallel
B.the DVS engine generates the WBRS
C.the DVS engine never inspects the client HTTP request
D.the DVS engine is only used for Layer 4 traffic monitoring

单项选择题WhichstatementaboutusingMcAfeeandWebroottogetheristrue？（）

A.it is not recommended： the system will not detect more malware
B.it is notpossible ： the WSA will accept only one anti-malware license
C.the system will stop all web-based threats
D.it is recommended： the system will detect more malware

单项选择题WhichstatementabouttheS-SeriesnativeFTPproxyisnottrue？（）

A. both active and passive modes FTP are supported
B. by default the FTP proxy uses port 8021
C. access polices may apply to native FTP traffic
D. data loss prevention policies may apply to native FTP traffic
E. authentication is supported in transparent mode