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Chapter 2 – Computer Components Multiple Questions and Answers.
| 41. | Data bus is. | ||
| A. | Bi-directional | ||
| B. | Uni directional | ||
| C. | Multidirectional | ||
| D. | All | ||
| 42. | The control bus can only. | ||
| A. | Can receives signal from any unit | ||
| B. | Receive signals from memory | ||
| C. | Receives signals from CU only | ||
| D. | Receive signals from data bus | ||
| 43. | The address bus communicates between. | ||
| A. | CPU and system software | ||
| B. | ALU and ROM | ||
| C. | CPU and memory | ||
| D. | SeQ.uential and direct memory | ||
| 44. | The link between I/O devices and system board is provided by. | ||
| A. | Main Memory | ||
| B. | Secondary Memory | ||
| C. | Port | ||
| D. | Communication Software | ||
| 45. | The address bus is. | ||
| A. | Unidirectional | ||
| B. | Multidirectional | ||
| C. | Bi-directional | ||
| D. | Not directional specific | ||
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