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Digital Electronics

Digital Electronics
Which of the following is a self-complementing code?

 Hamming code
 Gray code
 cyclic code
 XS-3 code

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Digital Electronics
A ROM has a 16-bit address bus. The number of locations in this memory is

 1024
 16
 65536
 32

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Digital Electronics
F’s complement of (2BFD)Hex is

 D402
 C403
 E304
 D403

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Digital Electronics
Complement of NOR and OR gate is ________ and ________ respectively.

 NOR, OR
 NAND, AND
 OR, NOR
 AND, NAND

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Digital Electronics
In ULSI, the number of gate circuits per chip is

 1,00,000 to 10,00,000
 > 50,000
 > 1,00,000
 50,000 to 99,999

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

 64 × 4
 256 × 1
 16 × 16
 32 × 8

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