Question No. 1

List the specific weaknesses of each of these approaches to developing a forecast:

a. Consumer surveys.

b. Salesforce composite.

c. Committee of managers or executives.

Answer:

Question No. 2

What kinds of capacity problems do many elementary and secondary schools periodically experience?What are some alternatives to deal with those problems?

Answer:

Question No. 3

The XYZ company produces all type of office furniture. The "Executive Secretary" is a chair that has been designed using ergonomics to provide comfort during long office hours.The chair sells for $130.There are 480 minutes available during the day, and the average daily demand has been 50 chairs.There are eight tasks;

Task

Time (min)

Immediate predecessor

A

4

-

B

7

-

C

6

A, B

D

5

C

E

6

D

F

7

E

G

8

E

I

6

F, G

Draw a precedence diagram of this operation

What is the cycle time for this operation?

What is the theoretical minimum number of workstations?

Assign tasks to the workstations

What is the idle time per cycle?

What is the efficiency of the assembly line?

Answer:

Question No. 4

Compare and contrast MRP, MRP-II and ERP systems.