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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
The number A = 01110000 and B = 10101111 are in 2’s complement form .Addition of above two number is

 11100000
 10101111
 011100001
 00011111

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Digital Electronics
The 2s complement of 17 is

 101110.
 110001.
  101111.
 111110.

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Digital Electronics
X' AND X' will result

 X power 2
 0
 1
 X

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Digital Electronics
A number system with radix 2 is known as

 Binary
 Octal
 Hexadecimal
 Decimal

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Digital Electronics
Why small bubble is given on the output of the NAND gate symbol ?

None of these
 Tristate
 Open collector output
 Output is inverted

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MORE MCQ ON Digital Electronics

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