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Digital Electronics

Digital Electronics
A bubbled AND gate is equivalent to a

 X-OR gate
 OR gate
 NOR gate
 NAND gate

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

 RST 7.5.
 RST 6.5.
 INTR.
 TRAP.

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Digital Electronics
The voltage levels for positive logic system

 may be positive or negative
 must necessarily be positive
 must necessarily be negative
 must necessarily be 0 V and 5 V

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Digital Electronics
A group of four bits is known as

 Byte
 Bit
 Word
 Nibble

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Digital Electronics
A device which converts decimal number into BCD form is called

 decoder
 multiplexer
 encoder
 code converter

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Digital Electronics
In a T flip-flop no of input circuit is

 1
 3
 4
 2

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