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Digital Electronics

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

 INTR.
 TRAP.
 RST 6.5.
 RST 7.5.

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Digital Electronics
The number of digit 1 present in the binary representation of (3 × 512 + 7 × 64 + 5 × 8 + 3) is

 6
 8
 7
 9

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Digital Electronics
How many NOR gates are required to obtain AND operation?

 1
 3
 4
 2

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Digital Electronics
XNOR followed by a NOT gate is equivalant to ________ gate

 OR
 NOR
 XOR
 XNOR

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Digital Electronics
ASCII and EBCDIC codes are

 numeric codes
 alphanumeric codes
 BCD codes
 error correcting codes

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Digital Electronics
How many bits are required to store one BCD digit ?

 3
 1
 4
 2

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