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Digital Electronics

Digital Electronics
A three-state buffer has the following output states

 High, Low, Float
 1, 0, float
 Set, Reset, Halt
 Both A and B

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Digital Electronics
What is the radix of octal number system ?

 16
 2
 8
 10

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

 4
 1
 2
 3

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Digital Electronics
A small circle or dot on top of an IC represents

 Pin14
 Pin13
 Pin2
 Pin1

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Digital Electronics
The number FF in base-16 systems will be equal to ________ in binary system.

 10101010
 11101110
 11111111
 10011001

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Digital Electronics
Which of these sets of logic gates are designated as universal gates?

 OR, NOT, AND.
 NOR, NAND, XNOR.
 NOR, NAND.
 XOR, NOR, NAND.

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