【题目】 The two most common types of scanners are＿＿＿＿＿＿＿and＿＿＿＿＿

1、[多选题]A processor is composed of：.

• A、logic unit
• B、a control unit
• C、an arithmetic
• D、Registers

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2、[多选题]Windows 2000 is

• A、an inventive technology
• B、used for building a scalable network
• C、new lease of Windows
• D、the same as Windows NT

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3、[多选题]Middleware has mechanisms to support controlled interaction throug h

• A、coordination
• B、persistent storage
• C、communication
• D、naming

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4、[多选题]There are AB＿between the DTEs.

• A、the modem
• B、digital-to-analog converter
• C、communications equipment
• D、will be replaced by an upd＿ated standard

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5、[多选题]Computer programs fall into two major classes:()and().

• A、application suite
• B、application programs
• C、database application
• D、operating systems

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