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# MTH601 Quiz #4 has published !!!!!!! Last date 24 July 2014

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### Replies to This Discussion

Insha a allah by tomorrow i shall attempt my quizs

naeemzi

If you have some quiz files of mth601..then kindly share it here.

1. In M-method, if the given LP problem has the feasible solution then the optimization algorithm enforces artificial variable to
+infinitie
-infinite
zero
optimal solution
2. In M-method, which of the following is true about the coefficient (M) of artificial variable(A) in the objective function
M ->+infinitie
M->-infinite
M-> zero
M-> optimal solution
3. For finding the maximum profit in an enterprise of selling two products such that ‘freezing’ the sale of one product and keep selling the other
- Degeneracy
- Duality
4. In two phase method, for the phase-I, the problem has infeasible solution if the minimum value of objective function
zero
greater than zero
less than zero
5. Which of the following is the standard form of objective function corresponding to,MinZ=2x–11y, subject to x=5 and y=7? Where As are artificial

not having at present if u plz share it.

Last date Jul 23, 2014 11:59 PM hy. plz correct it.

My today'z quiz

Question # 1 of 5 ( Start time: 08:41:47 PM )

Total Marks: 1

In Simplex method, which of the following is the standard equality corresponding to the constraint“3x+5y>=2”?

Select correct option:

3x+2y+S+A=2

3x+2y–S+A=2

3x+2y–S–A=2

3x+2y+S–A=2

3x+2y–S+A=2

Correct.

Lec 23 to onward

Question # 2 of 5 ( Start time: 08:43:15 PM )

Total Marks: 1

In the initial table of Simplex method, the objective function should not contain the terms involving-----------variables.

Select correct option:

artificial

degenerate

basic

non-basic

STEP 3 For the starting basic solution; use the artificial variables in the basis. Now the starting table in the simplex procedure should not contain the terms involving the basic variables,

Question # 3 of 5 ( Start time: 08:44:23 PM )

Total Marks: 1

The dual of a dual problem yields the original primal.

Select correct option:

True

False

Question # 4 of 5 ( Start time: 08:45:35 PM )

Total Marks: 1

In two phase method, for the phase-I, a new objective function is expressed as -----.

Select correct option:

sum of slack variables

difference of slack variables
difference of artificial variables

sum of artificial variables

 Question # 5 of 5 ( Start time: 08:47:03 PM ) Total Marks: 1 In two phase method, for the phase-I, a new objective function in terms of artificial is to be ----------. Select correct option: minimized   maximized Regards; جے - ایس

thks a l0ot br0..........!!!!!!!!!!

Question # 1 of 5 ( Start time: 10:18:10 PM )

Total Marks: 1
In the final iteration of M-method to obtain the

optimal solution, the artificial variable

must------- the basis.
Select correct option:
subtract from each variable of
leave
include in

Question # 2 of 5 ( Start time: 10:18:35 PM )

Total Marks: 1
In M-method, if the given LP problem has the

feasible solution then the optimization algorithm

enforces artificial variable to---------.
Select correct option:
+ Infinity
– Infinity
Zero
Optimal solution

Question # 3 of 5 ( Start time: 10:18:55 PM )

Total Marks: 1
In two phase method, which of the following will be

taken as starting solution for 2nd phase?
Select correct option:
Basic solution of 1st phase containing non-

zero artificial variables
Non-basic solution of 1st phase containing

non-negative slacks
Optimum feasible solution of 1st phase
Infeasible solution of 1st phase.

Question # 4 of 5 ( Start time: 10:19:19 PM )

Total Marks: 1
In the initial iteration of Big M-method, the

artificial variables appear in ---------.
Select correct option:
Basis
Non-basic variables’ set

Question # 5 of 5 ( Start time: 10:19:38 PM )

Total Marks: 1
In two phase method, for the phase-I, a new

objective function in terms of artificial is to be

----------.
Select correct option:
minimized
maximized

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