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Digital Electronics

Digital Electronics
Which of the following represents (E3)16 ?

 (2BC)16-(1DE)16
 (1CE)16+(A2)16
 (200)16-(11D)16
 (1BC)16-(DE)16

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Digital Electronics
1’s complement of 17 is

 10111.
 11100.
  01110.
 10001.

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

 one
 four
 two
 three

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Digital Electronics
The NAND gate can function as a NOT gate if

 one input is set to 0
 inputs are left open
 one input is set to 1
 all inputs are connected together

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Digital Electronics
A Binary number system has how many digits.

 0
 10
 2
 1

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Digital Electronics
In an SR latch built from NOR gates, which condition is not allowed

 S=0, R=0
 S=0, R=1
 S=1, R=0
 S=1, R=1

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