A． firewall is a security system designed to(62) an organization's network against(63)．

A．prevent

B．protect

C．develop

D．exploit

[单选题]A firewall is a (71) system designed to (72) an organization′s network against threats.(71) A．operatingB．programmingC．securityD．data(72) A．preventB．protectC．examineD．exploit

[单选题]A firewall is a (68) system designed to (69) all organization,s network aga-inst threats.(68) A．operatingB．programmingC．securityD．service(69) A．preventB．protectC．developD．exploit

[单选题]A． firewall is a(1)system designed to(2)an organization's network against threats.A．operatingB．programmingC．securityD．service

[单选题]A． firewall is a(68)system designed to(69)all organization, s network against threats.A．operatingB．programmingC．securityD．service

[单选题]Virus Security Software is designed to detect, eliminate or quarantine computer viruses before they are able to harm a computer or server networked system.A．AntiB．InvadeC．InroadD．Aggression

[单选题]Virus Security Software is designed to detect, eliminate or quarantine computer viruses before they are able to harm a computer or server networked system.A．AntiB．InvadeC．InroadD．Aggression

[单选题]The firewall device is a（75）system for connecting a computer network to other computer network.（75）A．hardwareB．softwareC．securityD．I/O

[单选题]The firewall device is a( )system for connecting a computer network to other computer network．A．hardwareB．softwareC．securityD．I／O

[单选题]Turbocharging system may be designed to operate on either the （） or the constant pressure exhaust system.A . pulseB . exhaustC . fluctuatingD . hunting

[单选题] A well-designed system should be（73）.①easily understood②reliable③straightforward to implement④straightforward to maintain（73）A．①②B．①③④C．②③④D．①②③④