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Digital Computer Electronics - Section 3 Multiple Questions and Answers.
| 26. | How many BCD code bits and how many straight binary bits would be required to represent the decimal number 643? | ||
| A. | 12 BCD, 12 binary | ||
| B. | 12 BCD, 10 binary | ||
| C. | 12 BCD, 9 binary | ||
| D. | 16 BCD, 9 binary | ||
| 27. | Hexadecimal letters A through F are used for decimal equivalent values from: | ||
| A. | 1 through 6 | ||
| B. | 9 through 14 | ||
| C. | 10 through 15 | ||
| D. | 11 through 17 | ||
| 28. | Convert the following decimal number to hexadecimal. 125: | ||
| A. | 7D16 | ||
| B. | D716 | ||
| C. | 7C16 | ||
| D. | C716 | ||
| 29. | The difference of 111 – 001 equals: | ||
| A. | 100 | ||
| B. | 111 | ||
| C. | 001 | ||
| D. | 110 | ||
| 30. | Even-parity 01101000 binary is ________in hexadecimal. | ||
| A. | (C8)16 | ||
| B. | (68)16 | ||
| C. | (D0)16 | ||
| D. | Nothing. Parity does not check. | ||
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