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Digital Electronics

Digital Electronics
A bubbled NAND gate is equivalent to a

 OR gate
 NOR gate
 NAND gate
 X-OR gate

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Digital Electronics
The output of a gate is HIGH when at least one of its inputs is LOW. It is true for

 NOR
 OR
 NAND
 X-OR

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Digital Electronics
If a counter having 10 flip flops is initially at 0, What count will if hold after 2060 pulses?

 000 000 1110.
 000 001 1100.
  000 000 1100.
  000 000 1000.

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Digital Electronics
Among the logic families, the family which can be used at very high frequency greater than 100 MHz in a 4 bit synchronous counter is

CMOS
TTLLS
ECL
TTLAS

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Digital Electronics
X = 01110 and Y = 11001 are two 5-bit binary numbers represented in 2’s complement format. The sum of X and Y in 2’s complement format using 6 bits is

 100111
 0001111
 001000
 101001

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

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

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