| 1. | The difference between the diagram of a NOR and OR gate is ? | |
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OR has got a bubble at its output terminal
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NOR has got a bubble at its output terminal
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OR is more squared than NOR
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OR is more oval than NOR
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Report Question| 2. | The logic gate that will have a LOW output when any one of its inputs is HIGH is the ? | |
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NAND gate
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AND gate
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NOR gate
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OR gate
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| 3. | The Boolean expression for a 3-input AND gate is ________ ? | |
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X = AB
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X = ABC
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X = A + B + C
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X = AB + C
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| 4. | What does the small bubble on the output of the NAND gate logic symbol mean ? | |
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open collector output
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tristate
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The output is inverted
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none of the above
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| 5. | Which of the following is not a basic Boolean operation ? | |
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OR
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NOT
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AND
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EX-OR
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| 6. | The minimum number of 2-input NAND gates required to implement the Boolean function ???? = ???????? ?????, assuming that A, B and C are available is ? | |
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Two
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Three
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Five
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Six
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| 7. | If a 3-input NOR gate has eight input possibilities, how many of those possibilities will result in a HIGH output ? | |
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1
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2
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7
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8
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| 8. | The Boolean function Y= AB + CD is to be realized using only 2 input NAND gates .The minimum number of gates required is ? | |
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3
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4
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5
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2
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| 9. | The NAND gate output will be low if the two inputs are: ? | |
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00
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01
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10
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11
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| 10. | When will be the output of a NOT gate is HIGH ? | |
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the input is HIGH
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the input is LOW
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the input is HIGH and LOW
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none of the above
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