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Digital Computer Electronics - Section 5 Multiple Questions and Answers.
| 16. | The output 0 and 1 levels for TTL logic family is approximately | ||
| A. | 0.1 and 5 V | ||
| B. | 0.6 and 3.5 V | ||
| C. | 0.9 and 1.75V | ||
| D. | -1.75 and -0.9 V | ||
| 17. | A _____ TTL device can sink up to 16mA and can source up to 400 MA. | ||
| A. | Low-power | ||
| B. | high-power | ||
| C. | Standard | ||
| D. | Schottky | ||
| 18. | Digital design often starts by constructing a _____ table. | ||
| A. | Standard | ||
| B. | Two-stage | ||
| C. | Truth | ||
| D. | Two-dinensional | ||
| 19. | The hexadecimal digits are 0 to 9 and A to _____ | ||
| A. | E | ||
| B. | F | ||
| C. | G | ||
| D. | D | ||
| 20. | The ASCII | ||
| A. | is a subset of 8-bit EBCDIC | ||
| B. | is used only in Western Countries | ||
| C. | is version II of the ASC Standard | ||
| D. | has 128 characters, including 32 control characters | ||
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