The firewall device is a( )system for connecting a computer network to other computer network．

A．hardware

B．software

C．security

D．I／O

[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]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 security system designed to(62) an organization's network against(63)．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]电脑开机后，屏幕上先后出现了“Device error”和“Non—System disk or disk error，Replace and strike any key when ready”等提示信息，无法正常启动，可能的故障原因是(14)。A．硬盘数据线连接错误B．CMOS中的硬盘类型设置参数丢失C．硬盘被烧坏D．硬盘中的系统引导文件被破坏

[试题] Personal firewall is a technology that helps __(66)__ intruders from accessing data on your PC via the Internet or another network, by keeping __(67)__ data from entering or exiting your system.H．ackers do not just target national security organizati

[单选题]There is free firewall software available that can run on minimal hardware and provide a good level of (74) to your network.(74) A．protectiveB．profectingC．protectionD．profection

[单选题] Firewall is a ___(74)___ mechanism used by organizations to protect their LANs fromInternet.(74)A. reliable B. stable C. peaceful D. security