McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Business Administration in Computer Applications (BBA [CA]) , Bachelor of Business Administration (BBA) .
Chapters
| 151. |
If the number of available constraints is 3 and the number of parameters to be optimized is 4, then |
| A. | the objective function can be optimized |
| B. | the constraints are short in number |
| C. | the solution is problem oriented |
| D. | none of these |
| Answer» B. the constraints are short in number | |
| 152. |
While plotting constraints on a graph paper, terminal points on both the axes are connected by a straight line because |
| A. | the resources are limited in supply |
| B. | the objective function as a linear function |
| C. | the constraints are linear equations or inequalities |
| D. | all of the above |
| Answer» D. all of the above | |
| 153. |
Operations research is the application of ____________methods to arrive at the optimal Solutions to the problems. |
| A. | economical |
| B. | scientific |
| C. | a and b both |
| D. | artistic |
| Answer» B. scientific | |
| 154. |
Operations research was known as an ability to win a war without really going in to ____ |
| A. | battle field |
| B. | fighting |
| C. | the opponent |
| D. | both a and b |
| Answer» D. both a and b | |
| 155. |
Who defined OR as scientific method of providing execuitive departments with a quantitative basis for decisions regarding the operations under their control? |
| A. | morse and kimball (1946) |
| B. | p.m.s. blackett (1948) |
| C. | e.l. arnoff and m.j. netzorg |
| D. | none of the above |
| Answer» A. morse and kimball (1946) | |
| 156. |
What enables us to determine the earliest and latest times for each of the events and activities and thereby helps in the identification of the critical path? |
| A. | programme evaluation |
| B. | review technique (pert) |
| C. | both a and b |
| D. | deployment of resources |
| Answer» C. both a and b | |
| 157. |
In Degenerate solution value of objective function _____________. |
| A. | increases infinitely |
| B. | basic variables are nonzero |
| C. | decreases infinitely |
| D. | one or more basic variables are zero |
| Answer» D. one or more basic variables are zero | |
| 158. |
OR has a characteristics that it is done by a team of |
| A. | scientists |
| B. | mathematicians |
| C. | academics |
| D. | all of the above |
| Answer» D. all of the above | |
| 159. |
Feasible solution satisfies __________ |
| A. | only constraints |
| B. | only non-negative restriction |
| C. | [a] and [b] both |
| D. | [a],[b] and optimum solution |
| Answer» C. [a] and [b] both | |
| 160. |
When total supply is equal to total demand in a transportation problem, the problem is said to be |
| A. | balanced |
| B. | unbalanced |
| C. | degenerate |
| D. | none of the above |
| Answer» A. balanced | |
| 161. |
Which of the following methods is used to verify the optimality of the current solution of the transportation problem |
| A. | least cost method |
| B. | vogel’s approximation method |
| C. | modified distribution method |
| D. | all of the above |
| Answer» C. modified distribution method | |
| Explanation: The Modified Distribution Method (MODI), also known as the UV method, is used to check the optimality of the current solution in a transportation problem. The least cost method and Vogel’s approximation method are used to find an initial feasible solution but do not verify optimality. | |
| 162. |
The degeneracy in the transportation problem indicates that |
| A. | dummy allocation(s) needs to be added |
| B. | the problem has no feasible solution |
| C. | the multiple optimal solution exist |
| D. | a & b but not c |
| Answer» C. the multiple optimal solution exist | |
| 163. |
The dummy source or destination in a transportation problem is added to |
| A. | satisfy rim conditions |
| B. | prevent solution from becoming degenerate |
| C. | ensure that total cost does not exceed a limit |
| D. | none of the above |
| Answer» A. satisfy rim conditions | |
| 164. |
The occurrence of degeneracy while solving a transportation problem means that |
| A. | total supply equals total demand |
| B. | the solution so obtained is not feasible |
| C. | the few allocations become negative |
| D. | none of the above |
| Answer» B. the solution so obtained is not feasible | |
| 165. |
An alternative optimal solution to a minimization transportation problem exists whenever opportunity cost corresponding to unused route of transportation is: |
| A. | positive & greater than zero |
| B. | positive with at least one equal to zero |
| C. | negative with at least one equal to zero |
| D. | none of the above |
| Answer» B. positive with at least one equal to zero | |
| 166. |
One disadvantage of using North-West Corner rule to find initial solution to the transportation problem is that |
| A. | it is complicated to use |
| B. | it does not take into account cost of transportation |
| C. | it leads to a degenerate initial solution |
| D. | all of the above |
| Answer» B. it does not take into account cost of transportation | |
| 167. |
The solution to a transportation problem with ‘m’ rows (supplies) & ‘n’ columns (destination) is feasible if number of positive allocations are |
| A. | m+n |
| B. | m*n |
| C. | m+n-1 |
| D. | m+n+1 |
| Answer» C. m+n-1 | |
| 168. |
If an opportunity cost value is used for an unused cell to test optimality, it should be |
| A. | equal to zero |
| B. | most negative number |
| C. | most positive number |
| D. | any value |
| Answer» B. most negative number | |
| 169. |
The large negative opportunity cost value in an unused cell in a transportation table is chosen to improve the current solution because |
| A. | it represents per unit cost reduction |
| B. | it represents per unit cost improvement |
| C. | it ensure no rim requirement violation |
| D. | none of the above |
| Answer» A. it represents per unit cost reduction | |
| 170. |
The smallest quantity is chosen at the corners of the closed path with negative sign to be assigned at unused cell because |
| A. | it improve the total cost |
| B. | it does not disturb rim conditions |
| C. | it ensure feasible solution |
| D. | all of the above |
| Answer» C. it ensure feasible solution | |
| 171. |
The quantitative approach to decision analysis is a |
| A. | logical approach |
| B. | rational approach |
| C. | scientific approach |
| D. | all of the above |
| Answer» C. scientific approach | |
| 172. |
The qualitative approach to decision analysis relies on |
| A. | experience |
| B. | judgement |
| C. | intuition |
| D. | all of the above |
| Answer» D. all of the above | |
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