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Digital Electronics

Digital Electronics
The decimal number 0.246 in binary is

 0.011011
 0.001101
 0.001111
 0.010111

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Digital Electronics
The code used in digital systems to represent decimal digits, letters, and other special characters such as + , – , . , * , etc. is

 natural BCD
 octal
 ASCII
 hexadecimal

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

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

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Digital Electronics
How many NOR gates are required to obtain AND operation?

 4
 3
 2
 1

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Digital Electronics
What is the 2’s complement of 10110000?

 10110000
 01010000
 10001110
 01001111

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Digital Electronics
The decimal equivalent of hexadecimal number “BEED” is

 48,777
 none
 47,877
 48,877

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