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Digital Computer Electronics - Section 5 Multiple Questions and Answers.
| 11. | What logic function is produced by adding an inverter to each input and the output of an AND gate? | ||
| A. | NAND | ||
| B. | NOR | ||
| C. | OR | ||
| D. | XOR | ||
| 12. | When a transistor is cut off or saturated, transistor _____ have almost no effect | ||
| A. | wave | ||
| B. | variations | ||
| C. | stage | ||
| D. | circuits | ||
| 13. | Express -7 as 16-bit signed binary numbers. | ||
| A. | 0000 0000 0000 0111 | ||
| B. | 1000 0000 0000 0111 | ||
| C. | 0111 0000 0000 0001 | ||
| D. | 0111 0000 0000 0000 | ||
| 14. | With an RS latch a high S and low R sets the output to _____ ; a low S and a high R _____ the output to low. | ||
| A. | No change, set | ||
| B. | Race, high | ||
| C. | high, reset | ||
| D. | set, reset | ||
| 15. | Flip-flop outputs are always | ||
| A. | complimentary | ||
| B. | the same | ||
| C. | independent of each other | ||
| D. | same as inputs | ||
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