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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
The output of a logic gate is 0 when all its inputs are at logic 1. The gate is either

 a NOR or an X-NOR
 a NAND or an X-OR
 a NAND or an X-NOR
 a NAND or an AND

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Digital Electronics
The output of a logic gate is 1 when all its inputs are at logic 1. The gate is either

 a NAND or a NOR
 an AND or a NOR
 an OR or an X-OR
 an AND or an OR

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Digital Electronics
Combinations that are not listed for the input variables are

 Don't Care
 Overflow
 Carry
 Borrow

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Digital Electronics
The set of which logic gates is designated as universal gate?

 XNOR, NOR, NAND.
 XNOR, NOR, NAND.
  NOR , NAND.
 NOT, OR , AND.

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Digital Electronics
A 16-square eliminates

 2 variables
 3 variables
 4 variables
 8 variables

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