重载“ A: ostream &operato B: istream &operato C: ostream &operato D: istream &operato

DAO指的是：（） A: Data Access Objects B: Delete Access Objects C: Date Access Operato D: Date Access Objects

Excuse me, sir. Could you please tell me what number I should dial to get the _______. A: throat B: verse C: conducto D: operato

下列( )组的成员具有对服务器的完全控制权限,并且可以为其他用户分配用户权利和访问控制权限。 A: administrators B: guests C: users D: ackup operato