31. Which of the following is not true of a magnetic disk?
A. It is expensive relative to magnetic tape
B. It provides only sequential access to stored data
C. Users can easily update records by writing over the old data
D. It does not provide an automatic audit trail
E. All of the above are true
32. A regular TV set can be hooked up to a computer so as to received computer signal instead of a television program. This hooking up is achieved with the help of a
A. modem
B. adapter
C. cable
D. aerial
E. None of the above
33. An output device that uses words or messages recorded on a magnetic medium to produce audio response is
A. Magnetic tape
B. Voice response unit
C. Voice recognition unit.
D. Voice band
E. None of the above
34. A factor which would strongly influence a business person to adopt a computer is its:
A. Accuracy
B. Reliability
C. Speed
D. All of the above
E. None of the above
35. The most common input device used today is
A. Motherboard
B. Trackball
C. Scanner
D. Mouse
E. Keyboard