ISYE6644 Midterm 2 Exam Study Guide Questions and Answers 2024
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ISYE6644
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ISYE6644
TRUE or FALSE? You can pre-assign a service time as an attribute before you actually get to the server that you'll be using. -Correct Answer True
TRUE or FALSE? If you have Create module generating one-at-a-time customer arrivals, then it is not possible to use a different Create module with 4-a...
ISYE6644 Midterm 2 Exam Study Guide
Questions and Answers 2024
TRUE or FALSE? You can pre-assign a service time as an attribute before you actually
get to the server that you'll be using. -Correct Answer ✔True
TRUE or FALSE? If you have Create module generating one-at-a-time customer
arrivals, then it is not possible to use a different Create module with 4-at-a-time
customer arrivals. -Correct Answer ✔False
TRUE or FALSE? Fake customers can be used to schedule machine breakdowns, keep
track of which time period the simulation is currently in, and carry out other duties not
associated with actual customers. -Correct Answer ✔True
Which module/spreadsheet is NOT in the Advanced Process panel? -Correct Answer
✔Process Module. This is in the Basic Process panel.
Why are things like Seize, Delay, Release in multiple templates? -Correct Answer ✔The
Process module does not allow us to use Seize, Delay, Release with sufficient
generality.
TRUE or FALSE? You can schedule failures to occur after a random number of
customers have used a resource or after a random amount of time has passed. -Correct
Answer ✔True
TRUE or FALSE? You are only allowed to schedule one type of failure for a particular
resource. -Correct Answer ✔False
Which block is NOT in the Blocks template? -Correct Answer ✔Process block. There is
no such thing. However, the Process module is in the Basic Process panel.
TRUE or FALSE? The Queue block can connect up to the Seize module from the
Advanced Process template. -Correct Answer ✔False
Which kinds of sets are allowed? -Correct Answer ✔Resources set, counter set, entity
type set, entity picture set
TRUE or FALSE? It is possible for the resource Joey to be a member of three different
resource sets. -Correct Answer ✔True
TRUE or FALSE? For easy display and organizational purposes, our Call Center
simulation is divided into several submodels. -Correct Answer ✔True
ISYE6644 Midterm 2
, ISYE6644 Midterm 2
TRUE or FALSE? The customer arrival pattern for our Call Center changes over the day
and is therefore modeled as a nonhomogeneous Poisson proces. -Correct Answer
✔True
TRUE or FALSE? All of the Tech Support servers for our Call Center are equally skilled
and have the same concurrent work schedules. -Correct Answer ✔False
TRUE or FALSE. In our Call Center demo, fake customers are used to update a
variable that keeps track of the period of the day. -Correct Answer ✔True
Consider our Call Center demo. What is the following Seize request asking for? Set,
Product 1, 1, Preferred Order, Agent -Correct Answer ✔Grab one server from the set
Product 1 in the order listed when the set was defined, and store that guy's identity int
he attribute Agent.
TRUE or FALSE. In our inventory demo, fake customers are used to initiate a periodic
inventory review. -Correct Answer ✔True
Consider the Arena expression DISC(0.3,1,0.5,3,1.0,6) which is a discrete random
variable. What is the random variable's expected value? -Correct Answer ✔(0.3)(1) +
(0.5-0.3)(3) + (1.0-0.5)(6) = 3.9
Consider a vanilla (s,S) = (5,12) inventory policy. If my inventory slips to 3, how many
items do I order? -Correct Answer ✔9.
Since 3<s, we order S-3 = 9
TRUE or FALSE? It's perfectly OK for a customer to go from server 1 to server 2 and
then back to server 1. -Correct Answer ✔True
TRUE or FALSE? Crazy stuff can happen if you start fooling around with multiple server
visits, service priorities, and server times. -Correct Answer ✔True
TRUE or FALSE? There are 100s of SMARTs files for you to play around with. -Correct
Answer ✔True
Modules and spreadsheets from which panels are used in the demo? -Correct Answer
✔Basic Process, Advanced Process, Advanced Transfer
((1==1)*10) + ((1==0)*5) = ? -Correct Answer ✔10
TRUE or FALSE? You can find individual Seize, Delay, and Release modules in this
template (Advanced Process Template). -Correct Answer ✔True
ISYE6644 Midterm 2
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