Online Assignment MCQ Test Set 2
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QN1: 7x + 4y > 9 This relation shows
a. Equation
b. Linear equation
c. Linear equality
d. Equality
Answer
Answer: c. Linear equality
QN2. In transportation problem degeneracy occur
a. Occupied cell = (m-1-1)
b. Occupied cell > (m+n-1)
c. Occupied cell < (m+n-1)
d. None of these
Answer
Answer: b. Occupied cell > (m+n-1)
QN3: Sum of demand < Total supply, problem is
Balanced
Unbalanced
Degenerate
None of these
Answer
Answer: Unbalanced
QN4: When drawing a closed path or loop
a. All corner must be occupied
b. Less than one all corner must be occupied
c. Less than two all corner must be occupied
d. None of these
Answer
Answer: a. All corner must be occupied
QN5: The value of game is always expressed from the point of view of the player whose strategies are listed in the
a. Row
b. Column
c. Both rows and column
d. None of these
Answer
Answer: a. Row
QN6: Maximin=Minimax=16 The value of game is
a. 16
b. 1
c. 13
d. 4
Answer
Answer: b. 1
QN7: 12 18 15 17 in the above matrix Saddle point position is
a. 1,1
b. 1,2
c. 2,1
d. 2,2
Answer
Answer: b. 1,2
QN8: The technique of Monte Carlo involves the selection of ___ observations within the simulation model
a. Random
b. Sequential
c. Indiscrete
d. Discrete
Answer
Answer: a. Random
QN9: When a team of scientists from different disciplines work together for finding the best possible solution in the interest of the organisation as a whole then the solution thus obtained is called ____
a. Feasible solution
b. Optimum strategy
c. Optimal decision
d. Quantitative Solution
Answer
Answer: c. Optimal decision
QN10: In a departmental store customers arrive at a rate of 20 customers per hour the average number of customers that can be handled by cashier is 24 per hour probability that cashier is idle?
a. (1/6)
b. (5/6)
c. 1
d. 0
Answer
Answer: a. (1/6)
QN11: Which of the following assertations is true of an optimal solution to an Linear Programming Problem?
a. Every LP has a optimal solution
b. The optimal solution always occur at extreme points
c. If an optimal solution exists, there will always be atleast one at a corner.
d. All of the options
Answer
Answer: d. All of the options
QN12: The scientific method in O.R. study generally involves
a. Judgement Phase
b. Research Phase
c. Action Phase
d. All of the options
Answer
Answer: d. All of the options
QN13. In Graphical solution the feasible region is___
a. any one constraint is satisfied
b. only objective function is satisfied
c. where all the constraints are satisfied simultaneously
d. only the first constraint is satisfied
Answer
Answer: c. where all the constraints are satisfied simultaneously
QN14: Transportation problem is a special class of ___
a. LPP
b. Assignment problem
c. none of the two
d. both 1 and 2
Answer
Answer: a. LPP
QN15: The passenger and the train in queueing system describe as___
a. server and customer
b. Customer and server
c. Both server
d. none of these
Answer
Answer: d. none of these
QN16: In two person game
a. Both player losses
b. One player wins and other losses
c. Both player wins
d. None of these
Answer
Answer: b. One player wins and other losses
QN17: The purpose of dummy two or column in an assignment problem is to___
a. provide a means of representing a dummy problem
b. obtain balance between total activities and total resources
c. prevent a solution from becoming degenerate
d. any of the above.
Answer
Answer: b. obtain balance between total activities and total resources
QN18: The traffic itensity for M/M/1 system is given by
a. lambda/mu;
b. mu/lamda
c. lambda mu
d. none of these
Answer
Answer: a. lambda/mu;
QN19:The North West Corner rule
a. Is used to find an initial feasible solution
b. Is used to find an optimal solution
c. Is based on the concept of minimizing opportunity cost
d. None
Answer
Answer: a. Is used to find an initial feasible solution
QN20: Which of the following is not a major requirement of a Linear Programming Problem?
a. There must be alternative course of action among which to decide
b. An objective for the first must exist
c. The problem must be of maximization type
d. Resources must be limited
Answer
Answer: c. The problem must be of maximization type
QN21: What is meant by ‘Payoffs’ in Game Theory?
a. Outcome of a game when different alternatives are adopted by players
b. No. of players involved in a game
c. Value of a game
d. Strategies used by players
Answer
Answer: a. Outcome of a game when different alternatives are adopted by player
QN22: The objective function of Transportation problem is to:
a. Total cost should be zero
b. maximize the total cost
c. minimize or maximize that total cost
d. minimize the total cost
Answer
Answer: d. minimize the total cost
QN23: In Transportation problem the preferred method of obtaining either optimal or very close to the optimal solution is
a. north west corner rule
b. least cost method
c. non-degenerate solution
d. basic solution.
Note: Best answer should Vogel’s approximation method. So report wrong option or mark any.
QN24: In Transportation problem the improved solution of the initial basic feasible solution is called
a. optimal solution
b. degenerate solution
c. non-degenerate solution
d. basic solution
Answer
Answer: a. optimal solution
QN25: A___is the sequence of cells in the transportation table such that no cell appears more than once in the sequence
a. Loop
b. Degeneracy
c. Rim
d. Transportation problem
Answer
Answer: a. Loop
QN26: Which of the following is an example of a game theory strategy?
a. If he shoe fits, wear it
b. Monekey see, monkey do
c. You scratch my back and I’ll scratch yours
d. None of these
Answer
Answer: c. You scratch my back and I’ll scratch yours
QN27: In game theory, a situation in which one firm can gain only what another firm loses is called
a. Personal game
b. Zero-sum game
c. Nonezero-sum game
d. None of these
Answer
Answer: b. Zero-sum game
QN28: A queuing model has which of the following operating characteristics which enables us to understand and efficiently manage a queue? 1. Queue length 2. Number of customers in system 3. Service Facility 4. Capacity
a. Option 1 and 2
b. Option 1 and 3
c. Option 1 and 4
d. Option 2 and 3
Answer
Answer: c. Option 1 and 4
QN29: In Transportation problem optimal solution can be verified by using
a. north west corner rule
b. MODI method
c. matrix method
d. least cost method
Answer
Answer: b. MODI method
QN30: The cells in the Transportation problem can be classified as
a. assigned cells and empty cells
b. allocated cells and un allocated cells
c. occupied and unoccupied cells
d. assigned and unoccupied cells
Answer
Answer: c. occupied and unoccupied cells
QN31: In North west corner rule the allocation is done in
a. cell with the lowest cost
b. middle cell in the transportation table
c. upper right corner
d. upper left corner
Answer
Answer: d. upper left corner
QN32: In transportation problem is said to be balance if
a. total supply is equal to total demand
b. total supply is lesser than total demand
c. total supply is greater than total demand
d. total supply is not equal to total demand
Answer
Answer: a. total supply is equal to total demand
QN33: The customers are selected for service at random. This is known as the___discipline
a. first-come, first served
b. last come first served
c. random service discipline
d. none
Answer
Answer: c. random service discipline
QN34: ___refers to the number of customers in the waiting line
a. waiting time in queue
b. service order
c. queue length
d. none
Answer
Answer: c. queue length
QN35: Mean or average number of arrivals per time period is called
a. mean service rate
b. mean arrival rate
c. average rate service
d. none
Answer
Answer: b. mean arrival rate
QN36: The method used for solving an assignment problem is called___
a. reduced matrix method
b. Modi method
c. graphical method
d. Hungarian method
Answer
Answer: d. Hungarian method
QN37: In two person zero sum game
a. Two players gains
b. Gains by one player is more than the loss by the other player
c. Gain by one player is equal to loss by the other player
d. none of these
Answer
Answer: c. Gain by one player is equal to loss by the other player
QN38: The objective function for a LP model is 3 X1 + 2 X2. If X1 = 50 and X2 = 60, what is the value of the objective function?
a. 170
b. 150
c. 270
d. 100
Answer
Answer: c. 270
QN39: Average number of customers waiting in the queue
a. E(m)
b. E(v)
c. E(n)
d. E(w)
Answer
Answer: a. E(m)
QN40: Average waiting time of a customers in the queue
a. E(m)
b. E(v)
c. E(n)
d. E(w)
Answer
Answer: d. E(w)
