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Digital Electronics

Digital Electronics
An OR gate has 6 inputs. The number of input words in its truth table are

6
128
64
32

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Digital Electronics
A 10 bit A/D conveter is used to digitize an analog signal in the 0 to 6 volt. The maximum peak to ripple voltage that can be allowed in the D.C. supply voltage is

 10 mV.
  6 mV.
  5.85 mV.
 5 mV.

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Digital Electronics
How the digital signals is transmitted through a single conductor ?

 Parallel
 Analog
 Serial
None of these

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Digital Electronics
A half adder is a ________ circuit.

 None
 Combinational
 Both A and B
 Sequential

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Digital Electronics
A three-state buffer has the following output states

 Both A and B
 High, Low, Float
 Set, Reset, Halt
 1, 0, float

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Digital Electronics
A new Binary Coded Pantry (BCP) number system is proposed in which every digit of a base-5 number is represented by its corresponding 3-bit binary code. For example, the base-5 number 24 will be represented by its BCP code 010100. In this numbering system,the BCP code 100010011001 corresponds to the following number in base-5 system

 2201
 1324
 4231
 423

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