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Digital Electronics

Digital Electronics
What is the minimum number of two-input NAND gates used to perform the function of 2-input OR gate?

 one
 four
 three
 two

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Digital Electronics
An 8-square eliminates

 8 variables
 3 variables
 2 variables
 4 variables

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Digital Electronics
9’s complement of 52784630 is

 57316379
 58326479
 47215369
 48225469

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Digital Electronics
The logic expression AB can be implemented by giving the inputs A and B to a two-input

 X-OR gate
 NOR gate
 NAND gate
 X-NOR gate

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Digital Electronics
A bubbled NAND gate is equivalent to a

 OR gate
 NAND gate
 NOR gate
 X-OR gate

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Digital Electronics
An AND gate can be imagined as

 transistors connected in paralle
 switches connected in series
 transistors connected in series
 switches connected in parallel

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