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Digital Electronics

Digital Electronics
What logic function is produced by adding an inverter to each input and output of an OR gate?

 NAND
 X-OR
 AND
 NOR

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Digital Electronics
Which GATE IS CALLED INEQUALITY COMPARATOR?

 3. XOR
 2. AND
 4. NOT
 1. NOR

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Digital Electronics
When will be the output of an AND gate is LOW ?

 When any input is HIGH
 When all input is LOW
 When all inputs are HIGH
 When any input is LOW

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Digital Electronics
A half adder has

 2 inputs and 2 output
 1 input and 1 output
 2 inputs and 1 outputs
 1 input and 2 outputs

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Digital Electronics
The code used for labeling the cells of a K-map is

 8-4-2-1 binary
 octal
 gray
 hexadecimal

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Digital Electronics
The output of a logic gate is 0 when all its inputs are at logic 0. The gate is either

 an OR or an X-OR
 an AND or a NOR
 an OR or an X-NOR
 a NAND or an X-OR

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