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Digital Electronics

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

 32,767
 32
 32,768
 65,536

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Digital Electronics
NAND. gates are preferred over others because these

provide maximum density in a chip.
have lower fabrication area
consume least electronic power
can be used to make any gate

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Digital Electronics
What logic function is produced by adding an inverter to each input and output of an AND gate?

 OR
 NAND
 X-OR
 NOR

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Digital Electronics
Which of the following gates is known as a coincidence detector?

 AND gate
 X-NOR gate
 X-OR gate
 NAND gate

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Digital Electronics
Queue is also known as

 LIFO memory
 FIFO memory
 LILO memory
 Flash memory

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Digital Electronics
A device which converts 2421 code into 8421code is called a

 coder
 code decoder
 code converter
 code encoder

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