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Digital Electronics

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

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

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Digital Electronics
In which of the following codes do the successive characters differ in only 1-bit position?

 cyclic code
 8421 code
 2421 code
 binary code

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Digital Electronics
An EPROM

 is of random-access type
All of these
 is programmable
 is non volatile

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Digital Electronics
1 kb represents

 10,000 bytes
 100 bytes
 1024 bytes
 1000 bytes

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Digital Electronics
The address bus with a ROM of size 1024 × 8 bits is

 8 bits
 16 bits
 12 bits
 10 bits

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Digital Electronics
The voltage levels for positive logic system

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

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