71.()is the process of converting text, sound, photos, and video to data that can be processed by computer.
A. Computerization
B. Networking
C. Digitization
D. Informatization
72.The( )is the primary device for entering information into
The computer
A. disk B. printer
C. keyboard D. memory
73.( )system let you run more than one program at a time.
A. Application B. Software C. Real time D. Multitask
74.Small business may use ( ) for word processing.
A. microcomputers
B. industrial computers
C. mainframe computers
D. supercomputers
75.Once you´ve made the Internet connection, you can send ( ) to any of computer user all around the world.
A. e-mail
B. WWW
C. browse
D. web station