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Digital Electronics

Digital Electronics
Positive integers must be represented by

 signed numbers
 unsigned number
 None of these
 Both A and B

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Digital Electronics
A flip flop is a _______ circuit.

 Combinational
 Sequential
 None
 Both A and B

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Digital Electronics
What logic function is produced by adding inverters to the inputs of an AND gate?

 X-OR
 NAND
 OR
 NOR

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Digital Electronics
The output of a logic gate is 0 when all its inputs are at logic 1. The gate is either

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

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Digital Electronics
Stack is also known as

 FIFO memory
 LIFO memory
 Flash memory
 LILO memory

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Digital Electronics
If 4 input MUXes drive a 4 input multiplexer, it results a

 16 input MUX
 8 input MUX
 4 input MUX
 6 input MUX

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