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Digital Circuits : Nuclear Quiz 2

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Question 1

A MUX network is shown in the given figure

The value of

is :-

Question 2

The output function ‘f’ of the given logic circuit is

Question 3

A certain 8 bit DAC has a resolution of 2 mA and an error of ±0.5% of full scale reading. The analog output corresponding to binary input 10101010 is

Question 4

A 10-bit digital to analog converter has a full-scale output voltage of 20V. What will be the value of the output voltage (in volt) if the input code is 0101101011?

Question 5

For the 4 bit DAC shown in the below figure, the output voltage V₀ is

Question 6

The Boolean Function f(w,x,y,z)=

is independent of variables

Question 7

The function f(A,B,C,D)=

. The number of prime implicants and essential prime implicants are

Question 8

Only two input NAND gates are used to implement the function f(A, B, C, D) = Σm(0, 4, 8, 12, 13, 14, 15). The minimum number of gates required is__

Question 9

The Boolean expression

simplifies to

Question 10

The present output Q_n of an edge triggered JK flip-flop is logic 0. If J=1, then Q_{n +1}

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ESE & GATE EC Digital Circuits

Jul 23ESE & GATE EC