A(75) is a device that enables data from one computer to travel to another computer by using telephone lines.(75) A. modem

B． disk

C． printer

D． CPU

[单选题] A （74） is a device that enables the computer to handle sounds.（74）A． network cardB． video cardC． sound cardD． monitor

[单选题]A．(71) is a device that enables the computer to handle sounds.A．video cardB．network cardC．sound cardD．card games

[单选题]A． (74) is a device that enables the computer to handle sounds．A．network cardB．video cardC．sound cardD．monitor

[单选题]is a device which enables digital microcomputers to communicate across analog telephone lines.A．The switchB．The modemC．The hubD．The repeater

[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]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] Most （75） measures involve data encryption and password.（75）A． securityB． hardwareC． displayD． program

[单选题]D．ata can be(75) to another part of the spreadsheet. The original data remains.A．copied and pastedB．cut and pastedC．copied and cutD．cut and moved

[单选题]Most(75)measures involve data encryption and password.A．securityB．hardwareC．displayD．program

[单选题]A word processor enables you to create a (70) ，store it electronically on a disk，display it on a screen，modify it by entering commands and characters from the keyboard，and print it on a printer.(70) A．fileB．documentC．textD．paper