MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Digital Circuits knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The quantity of double word is ________ |
| A. | 16 bits |
| B. | 32 bits |
| C. | 4 bits |
| D. | 8 bits |
| Answer» C. 4 bits | |
| 2. |
Representation of hexadecimal number (6DE)H in decimal: |
| A. | 6 * 162 + 13 * 161 + 14 * 160 |
| B. | 6 * 162 + 12 * 161 + 13 * 160 |
| C. | 6 * 162 + 11 * 161 + 14 * 160 |
| D. | 6 * 162 + 14 * 161 + 15 * 160 |
| Answer» B. 6 * 162 + 12 * 161 + 13 * 160 | |
| 3. |
The largest two digit hexadecimal number is ________ |
| A. | (FE)16 |
| B. | (FD)16 |
| C. | (FF)16 |
| D. | (EF)16 |
| Answer» D. (EF)16 | |
| 4. |
The decimal equivalent of the octal number (645)8 is ______ |
| A. | (450)10 |
| B. | (451)10 |
| C. | (421)10 |
| D. | (501)10 |
| Answer» D. (501)10 | |
| 5. |
An important drawback of binary system is ________ |
| A. | It requires very large string of 1’s and 0’s to represent a decimal number |
| B. | It requires sparingly small string of 1’s and 0’s to represent a decimal number |
| C. | It requires large string of 1’s and small string of 0’s to represent a decimal number |
| D. | It requires small string of 1’s and large string of 0’s to represent a decimal number |
| Answer» B. It requires sparingly small string of 1’s and 0’s to represent a decimal number | |
| 6. |
The decimal equivalent of the binary number (1011.011)2 is ________ |
| A. | (11.375)10 |
| B. | (10.123)10 |
| C. | (11.175)10 |
| D. | (9.23)10 |
| Answer» B. (10.123)10 | |
| 7. |
The representation of octal number (532.2)8 in decimal is ________ |
| A. | (346.25)10 |
| B. | (532.864)10 |
| C. | (340.67)10 |
| D. | (531.668)10 |
| Answer» B. (532.864)10 | |
| 8. |
If the decimal number is a fraction then its binary equivalent is obtained by ________ the number continuously by 2. |
| A. | Dividing |
| B. | Multiplying |
| C. | Adding |
| D. | Subtracting |
| Answer» C. Adding | |
| 9. |
The parameter through which 16 distinct values can be represented is known as ________ |
| A. | Bit |
| B. | Byte |
| C. | Word |
| D. | Nibble |
| Answer» D. Nibble | |
| 10. |
Any signed negative binary number is recognised by its ________ |
| A. | MSB |
| B. | LSB |
| C. | Byte |
| D. | Nibble |
| Answer» B. LSB | |