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Digital Electronics

Digital Electronics
1’s complement of 17 is

  01110.
 10111.
 11100.
 10001.

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Digital Electronics
Digital circuit can be made by the repeated use of ___________

NOT gates
OR gates
NAND gates
None of these

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Digital Electronics
If J = K (J and K are shorted) in a JK flip-flop, what circuit is made

 Shorted JK flip-flop
 SR flip-flop
 K flip-flop
 T flip-flop

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Digital Electronics
The voltages corresponding to LOW and HIGH levels respectively are given below. Identify the voltages which correspond to negative logic system.

 0 V and 5 V
 1 V and 5 V
 5 V and 0 V
 –1.5 V and – 0.5 V

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Digital Electronics
Extremely low power dissipation per gate can be gained from

 TTL ICs
 CMOS ICs
 ECL ICs
 MOS ICs

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Digital Electronics
The largest positive number that can be stored in a computer that has 16-bit word length and uses two’s complement arithmetic is

 65,536
 32,767
 32,768
 32

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