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Digital Electronics

Digital Electronics
A bubbled OR gate is equivalent to a

 NAND gate
 AND gate
 NOR gate
 X-OR gate

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Digital Electronics
The boolean algebra is mostly based on

 Standard theorem
 Boolean theorem
 De Morgans theorem
 De Morpans theorem

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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
 ASCII
 hexadecimal
 octal

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Digital Electronics
Number of 2 input multiplexers need to construct a 210 inputs multiplexer is _________

 129
 9
 32
 1023

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Digital Electronics
How many bits are required to store one BCD digit ?

 1
 2
 3
 4

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Digital Electronics
The largest positive number that can be stored in a computer that has 16-bit word length and uses two’s complement arithmetic is

 32
 65,536
 32,768
 32,767

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