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Digital Electronics

Digital Electronics
A bubbled AND gate is equivalent to a

 NOR gate
 X-OR gate
 NAND gate
 OR gate

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Digital Electronics
What will be Excess - 3 code for decimal ( 584 )?

 (1011 0111 1000).
  (0111 0100 1000).
  (1000 1011 0111).
 (1000 0111 1110).

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Digital Electronics
Which of the following shows the correct attachment of even parity bit to the data 00001001?

 000001001
 000010011
 000010010
 100001001

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Digital Electronics
The hex address of the 256th memory location is

 001FF
 000FF
 00100
 00FFF

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Digital Electronics
2-out-of-5 code is

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

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Digital Electronics
Which of the logical operations is represented by the + sign in Boolean algebra ?

 NOT
 OR
 NAND
 AND

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