MCQOPTIONS
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MCQOPTIONS
This section includes 6 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 output of a full subtractor is same as ____________ |
| A. | Half adder |
| B. | Full adder |
| C. | Half subtractor |
| D. | Decoder |
| Answer» C. Half subtractor | |
| 2. |
The full subtractor can be implemented using ___________ |
| A. | Two XOR and an OR gates |
| B. | Two half subtractors and an OR gate |
| C. | Two multiplexers and an AND gate |
| D. | Two comparators and an AND gate |
| Answer» C. Two multiplexers and an AND gate | |
| 3. |
Full subtractor is used to perform subtraction of ___________ |
| A. | 2 bits |
| B. | 3 bits |
| C. | 4 bits |
| D. | 8 bits |
| Answer» C. 4 bits | |
| 4. |
Let A and B is the input of a subtractor then the borrow will be ___________ |
| A. | A AND B |
| B. | A AND B |
| C. | A OR B |
| D. | A AND B |
| Answer» C. A OR B | |
| 5. |
Let A and B is the input of a subtractor then the output will be ___________ |
| A. | A XOR B |
| B. | A AND B |
| C. | A OR B |
| D. | A EXNOR B |
| Answer» B. A AND B | |
| 6. |
Half subtractor is used to perform subtraction of ___________ |
| A. | 2 bits |
| B. | 3 bits |
| C. | 4 bits |
| D. | 5 bits |
| Answer» B. 3 bits | |