Decision Science | Chapter 1 | Part 2 | MBA MCQs | DS

Decision Science MCQs

  

 

1. The field of management science
   1.   each of the above is true
   2.   is another name for decision science and for operation research
   3.   Approaches decision making with techniques based on the scientific method
   4.   Concentrates on the on the use of quantitative methods to assists in decision making
2. Identification and definition of a problem
   1.   Can not be done until alternatives are proposed
   2.   Requires consideration of multiple criteria
   3.   Is the final step of problem solving
   4.   Is the first step of decision making
3. Decision alternatives
   1.   Should be identified before decision criteria are established
   2.   Are evaluated as a part of the problem definition stage
   3.   Are best generated by brain storming
   4.   Are limited to quantitative solutions
4. Decision Criteria
   1.   must be unique for the problem
   2.   are the ways to evaluate the choices faced by the decision maker
   3.   are the problems faced by the decision maker
   4.   are the choices faced by the decision maker
5. In a multi criteria decision problem
   1.   it is impossible to select a single decision alternative
   2.   the decision maker must evaluate each alternative with respect to each criterion
   3.   successive decisions must be made over time
   4.   each of the above is true
6. The quantitative analysis approach requires
   1.   a relatively uncomplicated problem
   2.   mathematical expressions for the relationship
   3.   each of the above is true
   4.   the managers prior experience with similar problem
7. maximization or minimization of the quantity is the
   
   
   1.   a goal of management science
   2.   decision for decision analysis
   3.   constraint of operation research
   4.   objective of linear programming
8. Decision variables
   1.   must exist for each constraint
   2.   tells how much or how many of something to produce, invest, purchase ,hire
   3.   represent the values of the constraints
   4.   measure the objective function
9. Which of the following is the valid objective function of LPP?
   1.   Maximize 5xy
   2.   Minimize 4x+3y+3z
   3.   Maximize 3xy+5xy
   4.   Minimize(x1+x2)/x3
10. Which of the following statement is not true?
    1.   an optimal solution satisfies all the constraints
    2.   a feasible solution point does not have to lie on the boundary of the feasible region
    3.   an infeasible solution violates all constraints
    4.   feasible solution satisfies all the constraints
11. A solution that satisfies all the constraints of the LPP except the non negativity constraints is called
    1.   optimal
    2.   semi-feasible
    3.   feasible
    4.   infeasible
12. Slack
    1.   is the amount by which the left side of the constraint is larger than the right side
    2.   exists for each variable in a linear programming problem
    3.   is the difference between the left and right sides of the constraints
    4.   is the amount by which the left side of the constraint is smaller than the right side
13. To find the optimal solution to the LPP using the graphical method
    1.   find the feasible point that is the farthest away from the region
    2.   None of the alternative is correct
    3.   find the feasible point that is closest to the origin
    4.   find the feasible point that is at the highest location
14. Which of the following cases does not require reformulation of the problem in order to obtain a solution?
    1.   Alternate optimality
    2.   Infeasibility
    3.   Unboundness
    4.   Each case requires a reformulation
15. Whenever all constraints in the LPP are expressed as equalities, the linear program is said to be written in
    1.   Standard form
    2.   Bounded form
    3.   Feasible form
    4.   Alternate form
16. Problem solving encompasses
    1.   Identification of problem
    2.   Identification of problem and the action to resolve it
    3.   Identification of problem and finding of objective function
    4.   All of above
17. Long form of LPP is
    1.   Linear programming problem
    2.   Linear Problem parameters
    3.   Linear programming parameters
    4.   None of above
18. Assignment model can be applied in
    1.   Only in service sector
    2.   Manufacturing Industry
    3.   Decision making
    4.   Problem solving
19. A dummy job is an
    1.   Can’t say
    2.   Imaginary
    3.   Real
    4.   Rigid
20. In transportation problem following are always transported
    1.   Consignments
    2.   Goods
    3.   Demands
    4.   Supply