使用Windows 2000操作系统中，要查看已知文件类型的开展名，需要在磁盘目录下执行命令(4)设置：用键盘上的Delete删除软盘中的文件时，该文件(5)；在硬盘上要直接删除文件而不让文件进入回收站，可以用键盘(6)操作。
- A．“工具”→“文件夹选项”→“查看”
- B．“查看”→“列表”
- C．“工具”→“文件夹选项”→“文件类型”
- D．“查看”→“详细资料”
-
(63)
- A．The repeater
- B．The modem
- C．The hub
- D．The printer
-
(61)
- A．The repeater
- B．The hub
- C．The bridge
- D．The router
-
(62)
- A．Token Ring
- B．Token Bus
- C．Ethernet
- D．FEEI
-
(66)is a channel' s capacity which directly reflects the data transfer rate of the channel.(67)functions in a NetWare network which is used to define addressing schemes.(68)is a network layer device that suports multiple LAN interfaces and segments LANs into smaller collision and broadcast domains.(69)．is the popular LAN develped under the direction of the IEEE 802.3.(70)is a device which enables digital microcomputers to communicate across analog telephone lines.
- A．The volume
- B．The bandwidth
- C．The noise
- D．The delay
-
(60)
- A．NetBEUI
- B．IP
- C．IPX
- D．NCP
-
Functional testing tests whether the output is the expected(75)with the valid input.
- A．reason
- B．result
- C．outcome
- D．record
-
The Programming languages are designed to(74)the communication between human and computers.
- A．make
- B．facilitate
- C．enable
- D．let
-
Without systems software, application software in a computer is(73)
- A．nouse
- B．useful
- C．useness
- D．useless
-
Windows XP is Microsoft's most advanced desktop(72)system.
- A．operating
- B．programming
- C．security
- D．service
-
A computer virus is a computer program that is created to make and spread(71)of itself.
- A．programs
- B．virus
- C．copies
- D．files
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