Graded Homework

1. A secretary has five word processing jobs to complete. The table below indicates the times for creation (done first) and printing (done last) for each of the jobs. (Use table for problems 35 to 38).

   Job	Creation Time (hrs)	Printing Time (hrs)
   A	1	2
   B	3	5
   C	2	6
   D	5	7
   E	4	2

   What is the sequence of jobs that will minimize the makespan and average idle time (Use Johnson’s Rule)?

   a.	ACBED
   b.	ACBDE
   c.	AEBCD

2 points

QUESTION 36

1. If the sequence is ABCDE, after how many hours can you begin creating job C?
   

   a.	2
   b.	4
   c.	11

2 points

QUESTION 37

1. If the sequence is ABCDE, after how many hours can you begin printing job A?
   

   a.	1
   b.	2
   c.	3

2 points

QUESTION 38

1. If the sequence is ABCDE, what will be the flow time (completion time) for job A?
   

   a.	1
   b.	2
   c.	3

2 points

QUESTION 39

1. Eli Goldratt in his studies on Optimized Production Technology (and also Theory of Constraints) suggested that there were three important factors that need constant monitoring in the process. Which of the following factors is “the rate at which money is generated by the system through sales”?
   

   a.	Inventory
   b.	Throughput
   c.	Operating expense

2 points

QUESTION 40

1. In service scheduling, doctor’s try to smooth out peaks and valleys in demand by using which of the following methods?
   

   a.	Johnson’s rule
   b.	Appointments and reservations
   c.	Backlogs

2 points

QUESTION 41

1. The natural order between activities, where some tasks must be complete before others can begin is called
   

   a.	the critical path.
   b.	a precedence relationship.
   c.	project scheduling.

2 points

QUESTION 42

1. Which of the following are benefits of PERT/CPM?
   

   a.	Graphically display the precedence relationships and sequence of activities.
   b.	Identify critical activities that cannot be delayed without delaying the project.
   c.	Estimate the project’s duration.
   d.	Estimates the amount of slack associated with non-critical activities.
   e.	All of the above.