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Digital Electronics

Digital Electronics
Four ROM chips of 16 × 4 size have their address buses connected together. This system will be of size

 16 × 16
 64 × 4
 32 × 8
 256 × 1

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

 AND
 X-OR
 NOR
 NAND

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Digital Electronics
X' AND X' will result

 1
 0
 X
 X power 2

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Digital Electronics
How many stable state/states present in flip-flop ?

 1
 4
 3
 2

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Digital Electronics
In decimal number system what is MSD

 First digit from right to left
 Middle digit
 First digit from left to right
 Mean of all digits

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

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

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