The firewall device is a（75）system for connecting a computer network to other computer network.

（75）

A．hardware

B．software

C．security

D．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]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] A(75) is a device that enables data from one computer to travel to another computer by using telephone lines.(75) A. modemB． diskC． printerD． CPU

[单选题]试题（71）～（75）A． Bluetooth device can be either a master or a slave and any of the devices within a （71）can be the master. There is only one master and there can be up to （72） active slave devices at a time within a single network. In addition, a device

[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

[单选题] A (75) system placed between the company network and the outside world may limit outside access to the internal network.(75)A． firewallB． modemC． gatewayD． key