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Digital Electronics

Digital Electronics
Which of the following is equivalant to an ODD function

 XNOR
 NOR
 XOR
 AND-NOR

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Digital Electronics
The decimal equivalent of the highest possible address for an 8-bit address bus is

 256
 128
 255
 8

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

 10001110
 01010000
 01001111
 10110000

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

 NAND
 NOR
 X-OR
 AND

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Digital Electronics
(1D)16 in BCD 8421 code is

 00011111
 00101001
 00011101
 00100100

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Digital Electronics
For 4 bit parallel addition, we need ________ half adder(s) and ________ full adder(s)

 1 and 3
 0 and 3
 1 and 4
 0 and 4

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