Code: A-27
Time: 3 Hours
Subject: DIGITAL HARDWARE DESIGN
Max. Marks: 100

NOTE: There are 11 Questions in all.

  • Question 1 is compulsory and carries 16 marks. Answer to Q. 1. must be written in the space provided for it in the answer book supplied and nowhere else.
  • Answer any THREE Questions each from Part I and Part II. Each of these questions carries 14 marks.
  • Any required data not explicitly given, may be suitably assumed and stated.
    _____________________________________________________________________
Q.1       Choose the correct or best alternative in the following: (2x8)

a. Boolean expression for the shaded area in the accompanying Venn diagram is
 


(A) XY+YZ+XZ
(B)
(C)
(D)

.
b. The circuit as shown in the adjoint figure with positive logic is a / an
 

(A) Single Quadrant.
(B) Three Quadrant.
(C) Two Quadrant.
(D) Four Quadrant.


c.

A logic diagram is shown in the adjacent figure. Identify which one of the following switching expressions represents the above said logic diagram.
 

(A) CD + CD' +B' = f.
(B) C'D' + CD + B' = f.
(C) C'D' + CD' + B' = f.
(D) C'D + CD' + B' = f

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