EVALUACIÓN DE LA ALTURA DEL COLCHÓN DE LA BIOMASA

systems?

a. Increased productivity b. Better quality

c. Lower initial investment d. Improved worker safety

2. Scientific rules govern worker productivity and it is the prerogative of the management to study and apply these rules in their operations. Who introduced the concept of scientific management in the field of operations management?

a. Adam Smith b. Frederick W. Taylor c. Henry Ford

d. Elton Mayo

3. Identify the systematic approach to improve labor efficiency proposed by Frederick Taylor.

a. Shop system b. Reward system

c. Workplace efficiency system d. Assembly line system

4. Name the production policy where products are produced well in advance and stored in a warehouse from where they are distributed in accordance with customer orders.

a. Produce-to-stock policy b. Produce-to-order policy c. Assemble-to-order policy d. Custom-to-Order policy

5. Match the following competitive advantages with their correct explanations. i. Production flexibility

ii. Low cost process iii. Product variety iv. Quality

p. Producing products at lower costs when compared to competitors

q. Offering a variety of products under one roof

r. Offering products of higher quality when compared to competitors

s. Capability to produce different products within a short span of time

a. i/p, ii/q, iii/r, iv/s b. i/p, ii/r, iii/q, iv/s c. i/s, ii/p, iii/r, iv/q d. i/s, ii/p, iii/q, iv/r

6. In this stage of the product life cycle, organizations focus on improving efficiency of the processes, minimizing costs, etc. Identify the stage of the product life cycle.

a. Introduction stage b. Growth stage c. Maturity stage d. Decline stage

7. Asahi Glass has superior technical expertise and production methodology that allow it to produce high quality float glass products that other companies cannot produce. What is this distinct advantage called?

a. Core competence

b. Unique selling proposition c. Production flexibility d. Cost advantage

8. The systems which are highly flexible and can easily be modified to support other product designs are termed as _________________.

a. Product-focused systems b. Process-focused systems c. Standardized systems d. None of the above

Answer all the questions.

Each question carries one point, unless specified otherwise.

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9. A forecast made by using exponential smoothing was found to be over-optimistic to the most recent trends in demand. Which of the following is the most suitable corrective action possible to make the forecast more realistic?

a. Increase the value of α b. Decrease the value of α

c. Shift to some other forecasting method d. Ensure that α remains constant

10. In the first order exponential smoothing forecast method, demand forecast for the next period is given by the equation _____________.

a. Ft= αDt-1+(1-α) Ft-1

b. Ft = αDt + (1-α)Ft-1

c. Ft = αDt-1+ αFt-1

d. Ft+1 = αDt-1 + (1-α) Ft-1

11. What is the value of exponential smoothing constant alpha (α)?

a. It is always 0.2

b. It is always less than unity c. It always lies between 0 and 1 d. It can take any positive value

12. Which of the following helps measure the accuracy with which forecasting methods are able to predict demand?

i. Nominal group technique ii. Mean forecast error iii. Tracking signal iv. Least square method a. Only i

b. ii and iv c. iii and iv d. ii and iii

13. Which of the following forecasting methods is not effective when there are fluctuations in demand or when the demand is seasonal?

a. Simple moving average method b. Weighted moving average method c. Regression analysis

d. Historical analogy

14. To determine how well forecasts from a forecasting model fit the actual demand pattern, the average error of the model is

calculated. Which of the following statements about the various measures of forecasting error are not true?

a. MAPE indicates relative error

b. MSE is used to identify and penalize larger errors

c. Tracking signal value nearer to zero indicates low forecast accuracy

d. MFE for an accurate forecast will be closer to zero

15. Graphical method can be applied for solving linear programming problems in which _____________are involved. a. More than three decision variables b. A maximum of three decision variables c. A maximum of two decision variables d. A minimum of three constraints

16. The concept of linear programming does not consider any synergetic effects among decision variables while calculating their total value for the objective function or the constraints they are associated with. This is part of which assumption of linear programming?

a. Proportionality b. Additivity c. Divisibility d. Certainty

17. In the graphical method of solving a linear programming problem, what is the right way of plotting constraints on the graph? a. The constraints are plotted as curves b. Constraints parallel to the axes are not

considered while plotting.

c. The constraints are plotted and moved either to the right or left to achieve an optimal solution

d. Constraint inequalities are taken as equations and are plotted on the graph 18. In which method used to develop an initial

feasible solution in transportation problems, is the difference between the least cost and the next least cost calculated in a row or column before assigning quantities to any cell?

a. North-West corner method b. Least cost method

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c. Vogel’s approximation method d. Both a & b

19. The transportation problem is a special case of linear programming. In which of the following methods are allocations made based on quantity, demand, and supply numbers, as part of determining an initial feasible solution?

a. North-West corner method b. Least cost method

c. Vogel’s approximation method d. Stepping stone method

20. The assumptions made in linear programming models are proportionality, additivity, divisibility and certainty. What does the assumption ‘certainty’ state? a. An optimal solution is possible only when

coefficients of variables have certain or definite problems

b. Integer programming is used to avoid fractional values for decision variables c. The total value of the objective function

and each constraint is equal to the sum of the individual contributions from each decision variable

d. Economy of scale does not play a role in linear programming problems

21. Which of the following provides an overall macro view of the movement of components and sub-assemblies in the production process?

a. Assembly chart b. Process chart c. Gantt chart d. Flow chart

22. In what way is a typical product focused system distinct when compared to a process focused system?

a. Lower fixed costs and higher variable costs

b. Higher fixed costs and lower variable costs c. Higher fixed costs and higher variable

costs

d. Lower fixed costs and lower variable costs 23. Many inputs are required to develop a

process plan. Which of the following is

not an input used in process planning?

a. Demand

b. Resource availability c. Allocation of resources d. Facility layout

24. Which of the following types of integration determines the extent to which a product and its components are produced internally?

a. Horizontal integration b. Vertical integration c. Diagonal integration d. Lateral integration

25. Which of the following is not a synonym