14. ( ), the protocol for transferring HTML files on the Web. A. HTML B. ISP C. Client D. Server ...

9. ( ) programs are used to recover deleted or damaged(corrupted) files. A. Data recovery B. System call C. System crash D. System software ...

4. ( ), short for modulator/demodulator, device that converts digital signals into a representation of analog form(modulation) to send over phone lines;a receiving modem then converts the analog signal back to a digital signal(demodula...

9. Upload, to send files from a user's microcomputer to another computer. Compare with download.( ) A. 错误 B. 正确 ...

4. Application software consists of programs that perform specific tasks for users.( ) A. 错误 B. 正确 ...

19. ( ) is the electronic device that interprets and carries out the basic instructions that operate the computer. A. Processor B. hardware C. memory D. CPU ...

14. ( ) refers to the physical equipment that can perform the basic functions contained within the data processing cycle. A. Software B. Hardware C. Memory D. CPU ...

9. The first computers used ( ) for circuitry and magnetic drums for memory, and were often enormous, taking up entire rooms. A. vacuum tubes B. transistors C. integrated circuits D. microprocessors ...

4. ( ) are output devices that print characters, symbols, and graphics on a physical medium such as paper and a transparency file. A. Flat panel monitors B. Printers C. Keyboards D. Pointing device ...

9. Input devices are hardware components that can convey information to a user in a form that they can use.( ) A. 错误 B. 正确 ...