6. Which of the following is a machine for reading documents that are encoded in a way that is readable by person and machine.
A. Document reader
B. Distributed system
C. Artificial intelligence
D. Document sorter
E. None of the above
7. Which of the following does not affect the resolution of a video display image?
A. bandwidth
B. raster scan rate
C. vertical and horizontal lines of resolution
D. screen size
E. All of the above
8. Which was the first commercial computer built by M.V. Wilkies.
A. Super computer
B. LEO
C. Mainframe
D. Micro computer
E. None of the above
9. Disketts and hard disks are
A. Direct access devices
B. Sequential access devices
C. Slower than magnetic tape
D. Used only in mainframe computers
E. None of the above
10. If you see a diskette with a piece of foil covering its notch, it is said to be
A. write-protected
B. copy-protected
C. write-enabled
D. foil-covered
E. None of the above