20秋大工《专业英语（计算机英语）》在线作业2答案

[主观题] Use the spell checker to correct spelling errors on the worksheet.()

[主观题] Click the Print button to print the workbook.()

[主观题] A VPN offers the security and full data access of a private WAN, but because it runs over the Internet, it is more affordable and complex.()

[单选题] TCP/IP refers to a suite of _____.

[主观题] Most networks-even those with just two computers also contain a hub or switch to act as a connection point between the computers.()

[主观题] A network interface on each computer, usually called a network interface card(NIC) or adapter.()

[主观题] The short for MIS is management information system.()

[单选题] _____ is an operating system similar to Unix.

[单选题] A backup program _____.

[主观题] FTP performs basic interactive file transfers between hosts.()

[主观题] Telnet enables users to cute terminal sessions with local hosts.()

[单选题] TCP/IP application layer protocols include the following except _____.

[单选题] _____ layer just above the internet layer.

[单选题] ERP is _____.

[主观题] Click the backward Undo arrow to cancel the first action you performed.()

[单选题] Microsoft Office 2000 includes Word, _____, Outlook and FrontPage.

[单选题] _____ are collections of two or more connected computers.

[单选题] We abbreviate Virtual Private Networks to _____.

[单选题] _____ provides reliable, full-duplex connections and reliable service by ensuring that data is resubmitted when transmission results in an error.

[主观题] Click the open folder button to open an existing workbook.()