ISYE 6644 MIDTERM EXAM 2 ACTUAL QUESTIONS

ISYE 6644 MIDTERM EXAM 2 (ACTUAL / | QUESTIONS

WITH ANSWERS GRADED A+

Batch Module - ----Answers------ Combine "batch" multiple customers into one "super" customers

• Batch Size = 3 accumulates 3 guys before sending off the

super-customer

• If you want to eventually to reconstitute the original

members, set Type = Temporary

Separate Module - ----Answers------ Duplicate a single entity, or split multiple entities that had been combined in a Batch module

• If dealing with a Permanent batch, usually use Duplicate

Original to get several customers all with the same attributes

• If dealing with a Temporary batch, use Split Existing Batch to

reproduce customers with original attributes

Record Module - ----Answers------Collect statistics when an entity passes through the module

Advanced Process Template - ----Answers------ Delay

• Release
• Seize

-Expression -Failure 1 / 2

Failure spreadsheet - ----Answers------ You can cause resource failures by scheduling "breakdown" demons" (fake customers with high priority)

• Better way is to use the Resource and Failure spreadsheets

in conjunction with each other -Can schedule multiple failures by using multiple rows of the Failure column in the Resource spreadsheet.

Block Template - ----Answers------ Alter

• Delay
• Queue
• Seize
• Release

Which property is not desirable for a good pseudo-random number generator? - ----Answers-----We must be able to look up the series of PRNs from a table.

Good pseudo-random number genator

• The numbers must appear to be Unif(0,1)
• The numbers are approximately independent
• We should we able to generate the PRNs very, very quickly
• We can reproduce any sequence of PRNs if called upon to do

so

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