QN01. If the number of rows of a matrix is greater than the number of columns then the matrix is called as ______________.
- a row matrix.
- a column matrix.
- a rectangular matrix.
- a square matrix.
Answer
(C)a rectangular matrix.
QN02. The ______________ is the order of the largest square submatrix.
- Rank of a matrix
- Size of a matrix
- Both a & b
- None of the above.
Answer
(A)Rank of a matrix
QN03. The formula for the face value A is given by ______________.
- (B.DxT.D)/(B.D-T.D).
- 100T.D/nr.
- 100r/100-nr.
- Pnr/100.
Answer
(B)100T.D/nr.
QN04. Under compound interest the formula for A is given by ______________.
- A=P(1+ni).
- A=P(1+i).
- A=Pnr/100.
- A=P(1+i)n.
Answer
(D)
A=P(1+i)n.
QN05. The region on the graph sheet with satisfies the constraints including the non-negativity restrictions is called the ______________ space
- solution.
- interval.
- concave.
- convex.
Answer
(A)solution.
QN06. An LPP deals with problems involving only ______________.
- single objective.
- multiple objective.
- two objective.
- none of these.
Answer
(A)single objective.
QN07. In Graphical solution the feasible solution is any solution to a LPP which satisfies ______________.
- only objective function.
- non-negativity restriction.
- only constraint.
- all the three.
Answer
(B)non-negativity restriction.
QN08. In an LPP the solution for the problems involving more than 2 variables can be solved using ______________ _.
- graphical method.
- simplex method.
- hungarian method.
- all the above
Answer
(B)simplex method.
QN09. The Key column in simplex method is selected when the column of Zj-Cj is ______________.
- most negative.
- largest negative.
- positive.
- zero.
Answer
(A)most negative.
QN10. Which of the following is associated with any L.P.P?
- feasible solution.
- optimum solution.
- basic solution.
- all the above.
Answer
(D)all the above.
QN11. The slack for an activity is equal to ______________
- LF-LS.
- EF-ES.
- LS-ES.
- None of the above.
Answer
(C)LS-ES.
QN12. A dummy activity is used in the network diagram when ______________
- Two parallel activities have the same tail and head events.
- The chain of acitivities may have a common event yet he independent by themselves.
- Both a & b
- None of the above.
Answer
(C)Both a & b
QN13. Activity -on-arrow (AOA) diagram is prefeered over Activity – on-node (AON) diagram because ______________
- AOA diagrams are simple to construct.
- AOA diagrams give a better sense of the flow of time throughout a project.
- AOA diagrams do not involve dummy activites
- ALL the above.
Answer
(B)AOA diagrams give a better sense of the flow of time throughout a project.
QN14. Earliest finish time that an activity can be finished without ______________ of precedence requirements.
- Planning.
- Violation.
- Both a&b
- None of the above
Answer
(B)Violation.
QN15. A small circle or rectangle that is known as ______________ serves as a junction point in the project network.
- Event.
- Node.
- Slack.
- Variables.
Answer
(B)Node.
QN16. Project ______________ phase allocates resources to work packages.
- Planning.
- Scheduling.
- Controlling.
- Both b & c.
Answer
(A)Planning.
QN17. The Objective function of Transportation problem is to ______________.
- maximize the total cost.
- minimize or maximize the total cost.
- minimize the total cost.
- total cost should be zero.
Answer
(C)minimize the total cost.
QN18. In Least cost method the allocation is done by selecting ______________.
- upper left corner.
- upper right corner.
- middle cell in the transportation table.
- cell with the lowest cost.
Answer
(D)cell with the lowest cost.
QN19. Purpose of MODI method is to get ______________.
- degenerate solution.
- non-degenerate solution.
- optimal.
- basic feasible solution.
Answer
(C)optimal.
QN20. In transportation problem if total supply > total demand we add ______________.
- dummy row with cost 0.
- dummy column with cost 0.
- dummy row with cost 1.
- dummy column with cost 1.
Answer
(B)dummy column with cost 0.
QN21. The application of assignment problems is to obtain ______________.
- only minimum cost.
- only maximum profit.
- minimum cost or maximum profit.
- assign the jobs.
Answer
(D)assign the jobs.
QN22. The assignment problem is said to be balanced if it is ______________.
- square matrix.
- rectangular matrix.
- unit matrix.
- triangular matrix.
Answer
(A)square matrix.
QN23. The objective of Transportation problem is to allocate ______________.
- number of origins to equal number of destinations at minimum cost.
- number of origins to equal number of destination at maximum cost.
- only to maximize cost.
- only to maximize the profit.
Answer
(A)number of origins to equal number of destinations at minimum cost
QN24. If Aand B are matrices of same order then ______________.
- A+B=B+A.
- A+B≠B+A.
- A+B<B+A.
- A+B>B+A.
Answer
(A)A+B=B+A.
QN25. When all the elements of a matrix are zeros, the matrix is called ______________.
- unit matrix.
- square matrix.
- null matrix.
- Row matrix.
Answer
(C)null matrix.
QN26. ( 3 8 9 - 2 ) is a row matrix of order______________.
- 4×4.
- 1×4.
- 1×1.
- 4×1.
Answer
(B)1×4.
QN27. If a matrix has 4 rows and 3 columns, then the size will be denoted by
- 3×4
- 3×3
- 4×3
- 4×4
Answer
(C)4×3
QN28. The borrowers are also known as ______________.
- Debtor's
- Creditor's
- Both a & b
- None of the above.
Answer
(A)Debtor's
QN29. The compound interest for Rs 20000 for 3 years at 10 & is ______________.
- 2500.
- 2200.
- 6000.
- 2500.
Answer
(C)6000.
QN30. When the payments are to be made at the end of each interval the annuity is called ______________.
- immediate annuity.
- annuity due.
- both( a) and( b).
- present annuity.
Answer
(A)immediate annuity.
QN31. Which of the following is not true about feasibility?
- It cannot be determined in a graphical solution of an LPP.
- It is independent of the objective function.
- It implies that there must be a convex region satisfying all the constraints.
- Extreme points of the convex region give the optimum solution.
Answer
(A)It cannot be determined in a graphical solution of an LPP.
QN32. In the canonical form of LPP if the objective function is of maximization, then all the constraints other than non-negativity conditions are ______________.
- greater than type.
- lesser than type.
- greater than or equal to type.
- lesser than or equal to type.
Answer
(D)lesser than or equal to type.
QN33. The non-negative variable which is added to LHS of the constraint to convert the inequality ≤ into equation is called _______________.
- random variable.
- decision variable.
- surplus variable.
- slack variable.
Answer
(D)slack variable.
QN34. In graphical method the LPP has unbounded solution if the solution space has
- no upper boundary.
- no lower boundary.
- no boundary in the first quadrant.
- none of the above.
Answer
(A)no upper boundary.
QN35. The ______________ is the method available for solving an L.P.P.
- graphical method.
- least cost method.
- MODI method.
- hungarian method.
Answer
(A)graphical method.
QN36. The another term commonly used for activity slack time is ______________
- Total float.
- Independent float.
- Free float.
- All the above.
Answer
(D)All the above.
QN37. While drawing the network diagram for each activity project we should look ______________
- What acitivities preceede this acitivity.
- What acitivities follow this acitivity.
- What activity can concurrently take place with this activity.
- All the above.
Answer
(D)All the above.
QN38. Resource leveling is the process of ______________ the utilization of resources in a project.
- Emerging
- Smoothing out.
- Minimize
- Maximize
Answer
(B)Smoothing out.
QN39. Latest finish time that an activity can be finished without ______________ the entire project.
- Delaying.
- Planning
- Both a & b
- None of the above
Answer
(A)Delaying.
QN40. ______________ phase identify manpower that will be responsible for each task.
- Planning.
- Scheduling.
- Controlling.
- All the above.
Answer
(B)Scheduling.