Description : .........................are called mathematical models. a. Iconic models b. Symbolic models c. Analogue models d. None of these
Last Answer : b. Symbolic models
Description : ........................ model is a map which indicates roads, highways, towns and inter- relationships a. Iconic model b. Analogue model c. Mathematical model d. None of these
Last Answer : b. Analogue model
Description : An organisation chart is an example of ........................... a. Iconic model b. Mathematical model c. Analogue model d. None of these
Last Answer : c. Analogue model
Description : Operations Research uses models to help the management in determining its .................... scientifically. a. Policies b. Actions c. Both a and b d. None of these
Last Answer : c. Both a and b
Description : .......................models consider time as one of the important variable. a. Dynamic b. Static c. Botha and b d. None of these
Last Answer : a. Dynamic
Description : ........................ models assume that the values of the variables do not change with time during a particular period. a. Dynamic b. Static c. Both a and b d. None of these
Last Answer : b. Static
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 representations of reality. a. Phases b. Models c. Both a and b d. None of these
Last Answer : b. Models
Description : ......................... models involve more risks and uncertainties. a. Probabilistic b. Deterministic c. Both a and b d. None of these
Last Answer : a. Probabilistic
Description : In .................. models, everything is defined and the results are certain. a. Probabilistic b. Deterministic c. Both a and b d. None of these
Last Answer : b. Deterministic
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 : In communication, the language is (A) the non-verbal code (B) the verbal code (C) the symbolic code (D) the iconic code
Last Answer : Answer: B Language enables individuals to give expression to their feelings, ideas, and concerns. As they mature, it is through language that they will communicate their personal needs and claim their rightful place in society
Description : Pantograph is used for (A) Measuring distances (B) Measuring areas (C) Enlarging or reducing plans
Last Answer : (C) Enlarging or reducing plans
Description : 25. Operations Research models in which some or all values of variables are random in nature are called _____ a. Physical b. Symbolic c. Deterministic d. Probabilistic
Last Answer : d. Probabilistic
Description : Operations Research models in which values of all variables and all possible outcomes are known with certainty are called _____ a. Physical b. Symbolic c. Deterministic d. Probabilistic
Last Answer : c. Deterministic
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 : 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 : .................... 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 : VAM is also called........................ a. Matrix Minima Method b. Penalty Method c. MODI Method d. None of these
Last Answer : b. Penalty Method
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
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 : 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
Description : Game theory became popular when the book “Theory of Games and Economic Behaviour” was published in 1944 by .............................. a. Von Neumann b. Mc Closky c. Von-Neumann and Mc Closky d. Von-neumann and Morgenstern
Last Answer : d. Von-neumann and Morgenstern
Description : Traffic intensity is computed by using the formula: a. λ/μ b. μ/λ c. 1- λ/μ d. 1- μ/λ
Last Answer : a. λ/μ
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 : ..............................was the first person who developed a viable queueing theory a. Von Neumann b. Morgenstern c. H M Wagner d. Simeon Dennis Poisson
Last Answer : d. Simeon Dennis Poisson
Description : Excess of service facilities over and above the number of customers results: a. Idleness of service capacity b. Queues c. Both a and b d. None of these
Last Answer : a. Idleness of service capacity
Description : ............................refers to the manner in which the customers behave while being in the queue. a. Service pattern b. Service pattern c. Queue discipline d. None of these
Last Answer : c. Queue discipline
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 : In Transportation Problem, LCM stands for ............................. a. Lowest Common Multiplier b. Least Cost Method c. Lowest Cell Method d. None of these
Last Answer : b. Least Cost Method
Description : In Transportation Problem, NWCM stands for ............................. a. North West Cost Method b. Net Worth Corner Method c. North West Corner Method d. None of these
Last Answer : c. North West Corner Method
Description : Initial feasible solution to a transportation problem arrived through which of the following method is very near to the optimal solution: a. NWCM b. LCM c. VAM d. None of these
Description : In queuing theory, FCFS stand for .............................. a. First Cum First Served b. First Customer Fist Served c. Fast Channel First Served
Last Answer : a. First Cum First Served
Description : ...................... is a method of analysing the current movement of the some variable in an effort to predict the future movement of the same variable. a. Goal programming b. Queuing theory c. Markov Analysis d. Replacement theory
Last Answer : c. Markov Analysis
Description : In queuing theory, ............................ stands for mean service rate. a. μ b. λ c. t d. none of these
Last Answer : a. μ
Description : In queuing theory, ............................ stands for mean arrival rate of customers. a. μ b. λ c. t d. none of these
Last Answer : b. λ
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 : Commonly assumed probability distribution of service pattern are ....................... a. Poisson distribution b. Exponential distribution c. Erlang distribution d. b and c
Last Answer : d. b and c
Description : Commonly assumed probability distribution of arrival pattern is ....................... a. Poisson distribution b. Binomial distribution c. Normal distribution d. None of these
Last Answer : a. Poisson distribution
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