ISYE 6644 MIDTERM 2 EXAM 2025
NEWEST ACTUAL EXAM COMPLETE
ACCURATE EXAM QUESTIONS WITH
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What is the Resource spreadsheet? Correct Answer A
spreadsheet with a list of resources that the model is
using. Can set capacity, which is the number of resource
on duty. A resource is regarded as identical and
interchangeable. Can create a new resource in the
process module or the resource spreadsheet.
What is the Schedule spreadsheet? Correct Answer Can
set schedules for servers. Enter schedule into duration
box.
Can also set schedule for arrivals e.g. in Create change
Time Between Arrivals to schedule.
What can an entity do at a Decide module? Correct
Answer 2-way by Chance
N-way by Chance
2-way by Condition
N-way by Condition
,What are attributes? Correct Answer Each customer
passing through the system has various properties
(attributes).
What are variables? Correct Answer Unlike attributes,
whose values are specific to each customer, variables are
global. If changed, it gets changed everywhere e.g. WIP
What can you do with an Assign module? Correct Answer
You can change attributes and variables e.g. entity
pictures
What is the Attribute Spreadsheet? Correct Answer Keeps
track of existing attributes that you might define in an
Assign module
What is the Variable Spreadsheet? Correct Answer Pretty
much the same as Attribute spreadsheet
What is the Entity spreadsheet? Correct Answer Allows
you to set initial picture
What are internal variables Correct Answer Arena keeps
track of and continuously updates lots of stuff as the
simulation runs
Examples:
TNOW (current sim time)
NR(Barber) - # of resource Barber's servers now working
NQ(Process 1.Queue) = # of customers in that queue
, Create 1.NumberOut = # of customers who have so far left
the module Create 1
What kinds of display information can you display while a
simulation is running? Correct Answer Clock, calendar,
variable displays, histograms, graphs
What does the batch module do Correct Answer
Combines multiple customers into one super customer.
Type = permanent means customers will lose their
identities
What does separate do Correct Answer Duplicates a
single entity or split multiple entities that have 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 temp batch, use
split to get original attributes
Record Module Correct Answer Collect statistics when an
entity passes through the module
What options do you get in the replications tab Correct
Answer Number of reps
Initialize between reps
Warm-up period
Rep length
Terminating Condition
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