AuserreportsthattheironboardRJ-45jackisdamagedandwillnolongerfunction.Whichofthefollowingwillprovidethisjackasanalternativetoreplacingthemotherboard?()
A. InstallaUSBserialadapter
B. ConnecttoaUSBhub
C. Useanexternalmodem
D. UseanEthernetcard
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死刑只适用罪行()的犯罪分子。
A. 严重
B. 比较严重
C. 非常严重
D. 极其严重
衡量同一个行业下样本数据的方差,称为()。
A. 组内方差
B. 组间方差
C. 总体方差
D. 样本方差
民事诉讼的举证责任原则是()。
A. 谁主张谁举证
B. 原告举证
C. 被告举证
D. 控方举证
WhichstatementdescribesthePFE?()
A. ThePFEcontrolstheREbyprovidingLayer2andLayer3forwardingtables
B. ThePFEimplementsadvancedservicessuchaspolicing,statelessfirewallfiltering,andclassofservice
C. ThePFEsendstraffictotheREforsystematicpacketforwarding
D. ThePFEreceiveshardwareandenvironmentalstatusmessagesfromtheRE