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Chapter 3 - 11th - Data Communications Multiple Questions and Answers.
| 26. | code systems can represent up to 65536 symbols choose which one is correct? | ||
| A. | ASCII-7 | ||
| B. | EBCDIC | ||
| C. | ASCII-8 | ||
| D. | Unicode | ||
| 27. | coding schemes uses 16-bit code to represent a symbol? | ||
| A. | BCD | ||
| B. | EBCDIC | ||
| C. | ASCII | ||
| D. | Unicode | ||
| 28. | BCD stands for choose which one is correct? | ||
| A. | Bit Coded Digit | ||
| B. | Byte Coded Decimal | ||
| C. | Binary Coded Decimal | ||
| D. | None | ||
| 29. | How many types of data transmission modes? | ||
| A. | 2 | ||
| B. | 3 | ||
| C. | 4 | ||
| D. | 5 | ||
| 30. | In � � communication modes the data communication can take place in only one direction? | ||
| A. | Simplex | ||
| B. | Half-duplex | ||
| C. | Full-duplex | ||
| D. | None | ||
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