June 2015 - Paper 3

66:  

Consider the following transportation problem :

→ Warehouse

Factory

 

W1

W2

W3

Supply

F1

16

20

12

200

F2

14

8

18

160

F3

26

24

16

90

Demand

180

120

150

 

The initial basic feasible solution of the above transportation problem using Vogel's Approximation Method (VAM) is given below:

→ Warehouse

Factory

 

W1

W2

W3

Supply

F1

16 (140)

20

12 (60)

200

F2

14 (40)

8 (120)

18

160

F3

26

24

16 (90)

90

Demand

180

120

150

 

The solution of the above problem:

A.

is degenerate solution

B.

is optimum solution

C.

needs to improve

D.

is infeasible solution

 
 

Option: B

Explanation :

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67:  

Given the following statements with respect to linear programming problem :

S1: The dual of the dual linear programming problem is again the primal problem

S2: If either the primal or the dual problem has an unbounded objective function value, the other problem has no feasible solution.

S3: If either the primal or dual problem has a finite optimal solution, the other one also possesses the same, and the optimal value of the objective functions of the two problems are equal.

Which of the following is true?

A.

S1 and S2

B.

S1 and S3

C.

S2 and S3

D.

S1, S2 and S3

 
 

Option: D

Explanation :

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68:  

Consider the two class classification task that consists of the following points :

Class C1 : [1 1.5]   [1 -1.5]

Class C2 : [-2 2.5]   [-2 -2.5]

The decision boundary between the two classes using single perceptron is given by:

A.

x1 + x2 + 1.5 = 0

B.

x1 + x2 -1.5 = 0

C.

x1 + 1.5 = 0

D.

x1 - 1.5 = 0

 
 

Option: C

Explanation :

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69:  

Let A and B be two fuzzy integers defined as :

A = {(1, 0.3), (2, 0.6), (3, 1), (4, 0.7), (5, 0.2)}

B = {(10, 0.5), (11, 1), (12, 0.5)}

Using fuzzy arithmetic operation given by

ugc net computer science

A.

{(11, 0.8), (13, 1), (15,1)}

B.

{(11, 0.3), (12, 0.5), (13, 1), (14, 1), (15, 1), (16, 0.5), (17, 0.2)}

C.

{(11, 0.3), (12, 0.5), (13, 0.6), (14, 1), (15, 1), (16, 0.5), (17, 0.2)}

D.

{(11, 0.3), (12, 0.5), (13, 0.6), (14, 1), (15, 0.7), (16, 0.5), (17, 0.2)}

 
 

Option: D

Explanation :

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70:  

Suppose the function y and a fuzzy integer number around -4 for x are given as y= (x-3)2 + 2.

Around -4 = {(2, 0.3), (3, 0.6), (4, 1), (5, 0.6), (6, 0.3)} respectively. Then f (Around -4) is given by:

A.

{(2, 0.6), (3, 0.3), (6, 1), (11, 0.3)}

B.

{(2, 0.6), (3, 1), (6, 1), (11, 0.3)}

C.

{(2, 0.6), (3, 1), (6, 0.6), (11, 0.3)}

D.

{(2, 0.6), (3, 0.3), (6, 0.6), (11, 0.3)}

 
 

Option: C

Explanation :

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