Computer Science - Computer Fundamentals
Exercise :: Computer Fundamentals - Section 8
| 41. |
The terminal device often used in checking charge cards that offers both a limited keyboard input and visual output is the: |
| A. |
Intelligent terminal | | B. |
POS terminal | | C. |
Video display terminal | | D. |
Audio response unit | | E. |
None of the above |
Answer: Option C
Explanation:
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| 42. |
The computer translates the condition of each switch to a number. What number is represented by the OFF state? |
Answer: Option D
Explanation:
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| 43. |
Who built the world's first electronic calculator using telephone relays, light bulbs and batteries? |
| A. |
Claude Shannon | | B. |
Konard Zuse | | C. |
George Stibits | | D. |
Howard H. Aliken | | E. |
None of the above |
Answer: Option C
Explanation:
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| 44. |
Hard disks and diskettes are: |
| A. |
Direct access storage devices | | B. |
Sequential access storage devices | | C. |
Rarely used with microcomputers | | D. |
Both (a) and (c) | | E. |
None of the above |
Answer: Option A
Explanation:
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| 45. |
In digital data transmission |
| A. |
Baud rate in equal to bit rate | | B. |
Baud rate is always smaller than the bit rate | | C. |
Baud rate is always higher than the bit rate | | D. |
All of the above | | E. |
None of the above |
Answer: Option E
Explanation:
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