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Digital Electronics

Digital Electronics
The following code is not a BCD code.

 8421 code
 XS-3 code
 Gray code
 all of these

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Digital Electronics
If 4 input MUXes drive a 4 input multiplexer, it results a

 8 input MUX
 4 input MUX
 6 input MUX
 16 input MUX

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Digital Electronics
The inverter is ___________

None of these
AND gate
OR gate
NOT gate

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Digital Electronics
Which one of the following is not a vectored interrupt?

 RST 6.5.
 TRAP.
 INTR.
 RST 7.5.

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Digital Electronics
A self-complementing code for the decimal digits is created using the weight 4 4 3 -2. The value of 8592 in the code is

 1100 1001 1111 1000
 1100 0111 1111 0011
 1000 0101 1001 0010
 1100 1011 1111 1001

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Digital Electronics
OR-AND realization of a combinational circuit is equivalent to

 NAND-NAND realization
 NAND-NOR realization
 NOR-NAND realization
 NOR-NOR realization

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MORE MCQ ON Digital Electronics

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