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Chapter 3 - 11th - Data Communications Multiple Questions and Answers.
| 31. | Internet surfing or browsing is an example of choose which one is correct? | ||
| A. | Simplex | ||
| B. | Half-duplex | ||
| C. | Full-duplex | ||
| D. | None | ||
| 32. | The conversation of two persons through telephone line is an example of choose which one is correct? | ||
| A. | Simplex | ||
| B. | Half-duplex | ||
| C. | Full-duplex | ||
| D. | None | ||
| 33. | Which of the following has a 4-bit coding scheme? | ||
| A. | BCD | ||
| B. | EBCDIC | ||
| C. | ASCII | ||
| D. | Unicode | ||
| 34. | ASCII is ___bit coding scheme. | ||
| A. | 18 | ||
| B. | 16 | ||
| C. | 7 | ||
| D. | 4 | ||
| 35. | is the fastest communication mode choose which one is correct? | ||
| A. | Simplex | ||
| B. | Half-duplex | ||
| C. | Full-duplex | ||
| D. | None | ||
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