A.代理監(jiān)視用戶活動以便有效的約束用戶活動 B.代理監(jiān)視關鍵網(wǎng)絡組件的網(wǎng)絡交通量和行為 C.代理監(jiān)視打進來和打出去的電話 D.代理監(jiān)視數(shù)據(jù)庫訪問活動
A.8 B.10 C.13 D.15
A.75% B.80% C.90% D.100%