Deck 24: Scheduling

Question 1

Which scheduling system is best suited to continuous production systems?

A)PERT networks
B)assembly line balancing
C)sequencing rules
D)linear programming

Answer 1

D

Question 2

Most employee scheduling problems are solved by

A)Linear programming
B)Expert systems
C)Genetic algorithms
D)Heuristics

Answer 2

D

Question 3

The process of assigning work to a machine center is called

A)loading.
B)sequencing.
C)priority control.
D)shop floor control.

Answer 3

A

Question 4

All of the following are types of advanced planning and scheduling systems except

A)Mathematical programming
B)Genetic algorithms
C)Neural networks
D)Sequencing rules
E)All of the above are advanced systems

Question 5

The time required to complete a group of jobs is called

A)Flowtime
B)Tardiness
C)Cycle time
D)Makespan

Question 6

The Theory of Constraints contends that

A)Process and transfer batch sizes should be the same.
B)The bottleneck schedule controls the output of the system
C)Resources should be distributed evenly across all work centers or departments
D)All of the above

Question 7

Which of the following quantitative techniques is often used for loading?

A)The assignment method of linear programming
B)The transportation method of linear programming
C)PERT/CPM
D)Break-even analysis

Question 8

For finite scheduling,

A)orders are scheduled without regard to capacity
B)orders are loaded and sequenced concurrently
C)the customer determines how orders are scheduled
D)all of the above

Question 9

Employee scheduling is difficult because

A)Employees may have different levels of competence and different preferences
B)Demand for work may not be steady throughout a week
C)Workdays days on and days off)for employees may differ from week to week
D)All of the above

Question 10

Why is it difficult to keep track of job progress in a job shop environment?

A)Many different types of jobs are in the system at the same time,each with unique routing paths
B)Jobs compete for limited resources
C)The pace at which a job flows through the system is dependent on the job's priority
D)All of the above

Question 11

A job with a critical ratio of .95 is

A)behind schedule
B)on schedule
C)ahead of schedule
D)not yet scheduled

Question 12

Input/output control is a different type of monitoring technique because it

A)Is displayed on a Gantt chart
B)Considers whether a work center is starved for work
C)Examines the planned and actual output from a work center to identify a bottleneck
D)All of the above

Question 13

According to TOC,the pace of production i.e. ,the drum)is set by

A)customer demand
B)the bottleneck operation
C)the cycle time
D)the master schedule

Question 14

Projects are best scheduled with

A)PERT/CPM
B)sequencing rules
C)linear programming
D)line balancing

Question 15

Johnson's Rule results in an optimal sequence when

A)there are only two serial processes.
B)all jobs follow the same sequence through the processes.
C)the objective is to minimize makespan.
D)All of the above must be true for an optimal sequence

Question 16

The SPT sequencing rule is most useful when

A)subcontracting is anticipated.
B)the shop is highly congested.
C)only small tardiness values can be tolerated.
D)jobs have to be assembled with other jobs at a later date.