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Digital Electronics

Digital Electronics
The number A = 01110000 and B = 10101111 are in 2’s complement form .Addition of above two number is

 10101111
 011100001
 00011111
 11100000

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

 AND-NOR
 XOR
 XNOR
 NOR

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Digital Electronics
In a read-only memory information can be stored

 in any of the above ways depending upon the type of memory
 by the user a number of times
 at the time of fabrication
 by the user only once during its life time

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Digital Electronics
8421 code is

 non-weighted code
 self-complementing code
 weighted code
 alphanumeric code

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Digital Electronics
The X-OR and X-NOR gates can have how many inputs?

 2
 any number
 4
 1

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Digital Electronics
A bubbled NOR gate is equivalent to a

 X-OR gate
 NOR gate
 AND gate
 NAND gate

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