MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Fundamentals knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The expression of a NAND gate is_______ |
| A. | A.B |
| B. | A’B+AB’ |
| C. | (A.B)’ |
| D. | (A+B)’ |
| Answer» D. (A+B)’ | |
| 2. |
The ________ gate is an OR gate followed by a NOT gate. |
| A. | NAND |
| B. | EXOR |
| C. | NOR |
| D. | EXNOR |
| Answer» D. EXNOR | |
| 3. |
The following figure shows a ___________ gate. |
| A. | NOR |
| B. | NAND |
| C. | EXOR |
| D. | OR |
| Answer» B. NAND | |
| 4. |
THE_EXPRESSION_OF_A_NAND_GATE_IS_______?$ |
| A. | A.B |
| B. | A’B+AB’ |
| C. | (A.B)’ |
| D. | (A+B)’ |
| Answer» D. (A+B)‚Äö√Ñ√∂‚àö√ë‚àö¬• | |
| 5. |
Which_of_the_following_correctly_describes_the_distributive_law.$ |
| A. | ( A+B)(C+D)=AB+CD |
| B. | (A+B).C=AC+BC |
| C. | (AB)(A+B)=AB |
| D. | (A.B)C=AC.AB |
| Answer» C. (AB)(A+B)=AB | |
| 6. |
The ________ gate is an OR gate followed by a NOT gate? |
| A. | NAND |
| B. | EXOR |
| C. | NOR |
| D. | EXNOR |
| Answer» D. EXNOR | |
| 7. |
Number of outputs in a half adder _____________ |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 0 |
| Answer» C. 3 | |
| 8. |
How many AND gates are required to realize the following expression Y=AB+BC? |
| A. | 4 |
| B. | 8 |
| C. | 1 |
| D. | 2 |
| Answer» E. | |
| 9. |
The complement of the input given is obtained in case of: |
| A. | NOR |
| B. | AND+NOR |
| C. | NOT |
| D. | EX-OR |
| Answer» D. EX-OR | |
| 10. |
The Output is LOW if any one of the inputs is HIGH in case of a _________ gate. |
| A. | NOR |
| B. | NAND |
| C. | OR |
| D. | AND |
| Answer» C. OR | |
| 11. |
There are 5 universal gates. |
| A. | True |
| B. | False |
| Answer» C. | |
| 12. |
A ____________ is a circuit with only one output but can have multiple inputs. |
| A. | Logic gate |
| B. | Truth table |
| C. | Binary circuit |
| D. | Boolean circuit |
| Answer» B. Truth table | |