Description : ............................ is the sequence of activities which determines the total project duration. a. Critical path b. Network c. Non-critical activities d. None of these
Last Answer : a. Critical path
Description : Activities that cannot be started until one or more of the other activities are completed, are called.......................................... a. Dummy activities b. Initial activities c. Successor activities d. Predecessor activities
Last Answer : c. Successor activities
Description : An activity which must be completed before commencement of one or more other activities is called................................. a. Successor activity b. Predecessor activity c. Dummy activity d. None of these
Last Answer : b. Predecessor activity
Description : ....................... deals with the concepts such as critical path, float, events, etc. a. Game theory b. Decision theory c. Queuing theory d. Network analysis
Last Answer : d. Network analysis
Description : An activity which does not consume either resource or time is called ............................. a. Predecessor activity b. Successor activity c. Dummy activity d. Terminal activity
Last Answer : c. Dummy activity
Description : The dummy source/destination in a transportation problem is added to ........................ a. Satisfy rim constraints b. Prevent solution from becoming degenerate c. Ensure total cost does not exceed a limit d. None of the above
Last Answer : a. Satisfy rim constraints
Description : In time-cost optimization of a project, crashing is done. (A) On all the activities (B) On all the activities lying on the critical path (C) Only on activities lying on the ... critical activities and those that become critical at any stage of crashing in the order of ascending cost slope
Last Answer : D
Description : All activities lying on critical path have slack time equal to (A) 0 (B) 1 (C) 2 (D) None of above
Last Answer : (A) 0
Description : Operations Research Techniques involves ..................... approach. a. Team approach b. Critical approach c. Individual approach d. None of these
Last Answer : c. Individual approach
Description : ......................... is a series of activities related to a project. a. Network b. Transportation Model c. Assignment model d. None of these
Last Answer : a. Network
Description : ........................may be defined as a method of determining an optimal program of interdependent activities in view of available resources. a. Goal programming b. Linear programming c. Decision making d. None of these
Last Answer : b. Linear programming
Description : ............................ models involve the allocation of resources to activities in such a way that some measure of effectiveness is optimised. a. Sequencing b. Allocation c. Queuing theory d. Decision theory
Last Answer : b. Allocation
Description : Every Linear Programming Problem is related to another Linear Programming Problem, called .......................... a. Primal b. Dual c. Non-linear Programming d. None of these
Last Answer : b. Dual
Description : The variables whose coefficient vectors are unit vectors, are called ...................... a. Unit variables b. Basic variables c. Non-basic variables d. None of these
Last Answer : b. Basic variables
Description : In a ........................game the amounts won by all winners together is equal to the sum of the amounts lost by all losers together. a. Non-zero sum game b. Zero sum game c. Rectangular game d. None of these
Last Answer : b. Zero sum game
Description : Non-negativity constraints are written as ...................... a. Equality b. Non-equality c. Greater than or equal to d. Less than or equal to
Last Answer : c. Greater than or equal to
Description : When at least one of the basic variables is zero, then the basic feasible solution to a Linear Programming Problem is said to be .............................. a. Infeasible b. Unbounded c. Degenerate d. Non-degenerate
Last Answer : c. Degenerate
Description : An activity whose start or end cannot be delay without affecting total project completion time is called ______ activity a. Dummy b. Non-critical c. Critical d. Important
Last Answer : c. Critical
Description : Once the logic of a network is laid out, the project manager will conduct a forward pass and a backward pass through the network. This will provide information regarding ______ and will identify ... C. Resource shortages, high risk activities D. The high risk activities, non-critical path
Last Answer : A. The total duration of the project, critical path
Description : Controllable variables are also called.................................. a. Slack variables b. Surplus variables c. Artificial variable d. Decision variables
Last Answer : d. Decision variables
Description : The variables which cannot be manipulated by the decision maker are called.................... a. Controllable variables b. Uncontrollable variables c. Both a and b d. None of these
Last Answer : b. Uncontrollable variables
Description : The variables which can be manipulated by the decision maker are called.................... a. Controllable variables b. Uncontrollable variables c. Both a and b d. None of these
Last Answer : a. Controllable variables
Description : The outlet where the services are being provided to the customers is called................. a. Waiting line b. Service facility c. Idle facility d. Traffic intensity
Last Answer : b. Service facility
Description : VAM is also called........................ a. Matrix Minima Method b. Penalty Method c. MODI Method d. None of these
Last Answer : b. Penalty Method
Description : Shadow price is also called ...................... a. Dual price b. Unit price c. Total cost d. None of these
Last Answer : a. Dual price
Description : Traffic intensity in Queuing Theory is also called........................... a. Service factor b. Arrival factor c. Utilisation factor d. None of these
Last Answer : c. Utilisation factor
Description : MODI Method to test the optimality of a feasible solution to TP is also called............... a. Stepping Stone Method b. u. v. Method c. both a and b d. none of these
Last Answer : b. u. v. Method
Description : Matrix Minima Method to find initial feasible solution to a TP is also called ....................... a. NWCM b. LCM c. VAM d. None of these
Last Answer : c. VAM
Description : A customer’s behaviour of jumping from one queue to another is called ............................ a. Jockying b. Reneging c. Collusion d. Balking
Last Answer : a. Jockying
Description : A customer’s behaviour of leaving the queue due to impatience is called ....................... a. Jockying b. Reneging c. Collusion d. Balking
Last Answer : b. Reneging
Description : a customer’s behaviour of leaving the queue when he does not like to wait in the queue due to lack of time or space is called ..................... a. Jockying b. Reneging c. Collusion d. Balking
Last Answer : d. Balking
Description : The ration between mean arrival rate and mean service rate is called ................... a. Idle period b. Average length of queue c. Traffic intensity d. None of these
Last Answer : c. Traffic intensity
Description : Number of customers in the queue per unit of time is called ...................... a. Queuing system b. Length of queue c. Average length of queue d. None of these
Last Answer : c. Average length of queue
Description : When all the players of the game follow their optimal strategies, then the expected pay off of the game is called....................... a. Gain of the game b. Loss of the game c. Value of the game d. None of these
Last Answer : c. Value of the game
Description : A matrix which shows the gains and losses resulting from moves and counter moves is called.................................. a. Cost matrix b. Pay off matrix c. Both a and b d. None of these
Last Answer : b. Pay off matrix
Description : Each participant of the game is called................... a. Strategist b. Winner c. Player d. Loser
Last Answer : c. Player
Description : The allocated cells in the transportation table are called .............................. a. Occupied cells b. Empty cells c. Unoccupied cells d. None of these
Last Answer : a. Occupied cells
Description : While solving a LPP graphically, the area bounded by constraints is called ................. a. Feasible region b. Infeasible region c. Unbounded region d. None of these
Last Answer : a. Feasible region
Description : Probabilistic models are also called ........................... a. Deterministic models b. Dynamic models c. Stochastic models d. None of these
Last Answer : c. Stochastic models
Description : .........................are called mathematical models. a. Iconic models b. Symbolic models c. Analogue models d. None of these
Last Answer : b. Symbolic models
Description : What is a visual representation of a project’s planned activities against a calendar called? a. A Gantt chart. b. A critical path network. c. A product flow diagram. d. A Pareto chart.
Last Answer : a. A Gantt chart.
Description : Pick up the correct statement from the following: (A) The difference of latest occurrence time and earliest expected time, is called slack (B) The activities connecting the events having zero slack, lie on the critical path (C) The critical path consumes the maximum time (D) All the above
Last Answer : (D) All the above
Description : If a simplex table shows the values 2, -3, 0 against “θ”, which should be taken as the replacement ratio. a. 2 b. -3 c. 0 d. None of these
Last Answer : c. 0
Description : .................... is the popular method for solving an assignment problem. a. Hungarian Method b. Enumeration Method c. Simplex Method d. None of the above
Last Answer : a. Hungarian Method
Description : Hungarian method was developed by ........................ a. T C Koopman b. F L Hitchcock c. D Konig d. George B Dantzig
Last Answer : c. D Konig
Description : Which of the following methods is used to solve an assignment problem: a. Enumeration Method b. Hungarian Method c. Simplex Method d. All of the above
Last Answer : d. All of the above
Description : Transportation model was first introduced by ........................ in the year 1941. a. T C Koopman b. George B Dantzig c. Von-neumann d. F L Hitchcock
Last Answer : d. F L Hitchcock
Description : ................................is that element of the simplex table which lis both in the key row and key column. a. Key element b. Pivot element c. Both a and b d. None of these
Last Answer : c. Both a and b
Description : Which of the following is a characteristic of a dual problem: a. Dual of a dual is primal b. If dual has a finite optimal solution, then the primal also has finite optimal solution c. If dual has no feasible solution, then the primal also has no feasible solution d. All of the above