2. An ISP is a company that provides access to the Internet.( ) A. 错误 B. 正确 ...

17. ( ), technological and managerial procedures applied to computer systems to ensure the availability, integrity and confidentiality of information managed by the computer system. A. Computer Security B. Digital signatures C. Compute...

12. ( ) is a protocol that lets a user log in to a remote computer and use programs and data that the remote owner has made available, just as if it were their own computer. A. FTP B. WWW C. Telnet D. NSFNET ...

7. ( ) is a way of transferring files over the Internet from one computer to another. A. Internet B. FTP C. E-mail D. ISP ...

2. Which one is a word processing and text editing tool?( ) A. Photoshop B. Word C. Extreme 3D D. Premiere ...

7. Operating system is a set of programs that perform specific tasks for users.( ) A. 错误 B. 正确 ...

2. LAN, communications network that covers a wide geographical area, such as a state or a country.( ) A. 错误 B. 正确 ...

17. ( ) is indicated by the height of a wave within a given period of time. A. Amplitude B. Frequency C. Analog signals D. Digital signals ...

12. The ( ) is automatically loaded into RAM soon after you turn on, or "boot" the computer. A. application software B. operating software C. shell D. compiler ...

7. ( ) is a device that functions as both a router and a bridge. A. Repeater B. Switch C. Gateway D. Brouter ...