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Digital Electronics

Digital Electronics
Which of the following is equivalant to an ODD function

 AND-NOR
 NOR
 XOR
 XNOR

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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

 32 × 8
 16 × 16
 256 × 1
 64 × 4

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Digital Electronics
A flip flop is a _______ circuit.

 None
 Combinational
 Both A and B
 Sequential

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

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

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Digital Electronics
Which of the following BCD codes with an odd parity bit included in the end of code group, have error in the code? (I)1001010110000 (II)0100011101100 (III)0111110000011 (IV)1000011000101

 Both (I)&(IV)
 Only (II)
 Both (II)&(III)
 Both (I) & (II)

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Digital Electronics
A bubbled NOR gate is equivalent to a

 NOR gate
 X-OR gate
 AND gate
 NAND gate

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