单项选择题 InWindowsserverpermissions，animplicitdeny：（）

单项选择题 可执行程序的文件后缀名是（）。

单项选择题 TheprimarypurposeofanSLAbetweentheserviceproviderandcustomeristoagreeonwhichof thefollowing？（）

单项选择题 VCenter服务器的默认IP地址是哪个?()

单项选择题 Youaretheadministratorofyourcompany’snetwork.Thedial-upserveronyournetworkisconfiguredtosupportcertificateauthentication.AusernamedTomwantstousesmartcardauthenticationonhisWindows2000Professionalportablecomputer.YouthatTom’scomputerhasaPCCardsmartcardreaderandtheappropriatedriversinstalled.YougiveTomasmartcardtouse.WhatelseshouldyoudotoenablesmartcardauthenticationonTom’scomputer?（）A.Configureadial-upconnectiontouseEAP.Selectthesmartcarddeviceforauthentication.B.Configureadial-upconnectiontouseSPAP.Selectthesmartcarddeviceforauthentication.C.Configureadial-upconnectiontousecertificateauthentication.Enabletheusercredentialsforauthentication.D.Configureadial-upconnectiontoconnecttoaprivatenetworkthroughtheInternet.EnableL2TPbecreateavirtualprivatenetwork（VPN）tunnel.