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Mechanical Engineering Objective Questions { Industrial Engineering }



113. In queuing theory, the nature of the wait ing situation can be studied and analysed mathematically if
A. Complete detailg- of items in;waiting line are known
B. Arrival and waiting times are known and can be grouped to form a waiting ,line model
C. All variables and constants are known and form a linear equation the laws governing arrivals, service times, and the order in which the arriving units are taken into source are known
D. (e) all of the above.
Discussion
114. The reasons which are basically responsible for the formation of a queue should be that
A. The average service rate a less "than the average arrival rate
B. Output rate is linearly proportional to input
C. Output rate is constant and be input varies in a random manner
D. All of the above
Discussion
115. Monte Carlo solutions in queuing theory are extremely useful in queuing problems
A. That can't be analysed mathematically
B. Involving multistage queuing
C. To verify mathematical results
D. All of the above
Discussion
116. In perpetual inventory control, the material is checked as it reaches its
A. Minimum value
B. Maximum value
C. Average value
D. Middle value
Discussion
117. A milestone chart
A. Shows the inter-dependences of various jobs
B. None of the above.
C. Points outgoing ahead of schedule of jobs, if any
D. All of the above
Discussion
118. Bar charts are suitable for
A. Minor works
B. Major works
C. Large projects
D. All of the above
Discussion
119. The first method invented for planning projects was
A. Bar chart method
B. Milestone chart
C. Critical path method (CPM)
D. Programme evaluation and review technique (PERT)
Discussion

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