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Your next project consists of 5 consecutive 10-day activities, each estimated by a
different worker in your organization. You have all secretly added your own safety
margin of 4 days into your estimates and you watch in horror as the project
manager whips out his copy of Critical Chain and slams it on the table midway
through their first project meeting. "I'm taking your buffers and making them my
own," he bellows. You recoil from this news and do some quick mental arithmetic.
Now that you know the project manager is a Goldratt disciple, you know that the
new project buffer will be: ---------CORRECT ANSWER-----------------10 Days
A project consists of four activities with information as shown in the table. What
is the overall variance of the project's duration?
ActivityPredecessorLengthStandard DeviationA--102BA123CA162DB, C143 ---------
CORRECT ANSWER-----------------17
A resource constraint can be exploited using CCPM methodology by: ---------
CORRECT ANSWER-----------------Determining the priority among projects for
access to the drum.
,A project is represented by the activity durations (estimated at 90% likelihood of
completion) and precedence requirements shown in the table. What is the length
of the feeder buffer for path NQT if this project is managed using critical chain
methodology?ActivityPredecessorLengthActivityPredecessorLengthM--8R--12N--
8SP14PM12TR, Q7QN10VS, T11 ---------CORRECT ANSWER-----------------2.25
A project consisting of six activities is shown in the table. The project manager
must achieve the lowest possible maximum resource requirement while adhering
to a 34-day deadline. The lowest possible peak resource demand occurs:
ActivityDuration (days)Activity CostPredecessorK10140L864K, MM1296
N6120MP14168LQ12144N ---------CORRECT ANSWER-----------------On days 13
through 18 for an early start schedule.
Which of the following would NOT typically be displayed in a resource loading
table? ---------CORRECT ANSWER-----------------The expenses allocated to the
activities
A project consists of eleven activities (all times are given in days) and has worker
requirements as indicated in the table. Assume that all four workers employed by
this organization are generalists and are able to work on any of the tasks. What
day does activity K start under a leveled project with the four worker limitation?
ActivityActivity timeWorkers NeededPredecessorA101B42
C73AD41AE82BF93C,EG131DH142E,GJ133FK101H, JL52K ---------CORRECT
ANSWER-----------------Day 56
,Consider the project that is neatly summarized in this table. What are the highest
priority activities when using the most resources required leveling
heuristic?ActivityDurationPredecessorsWorkers RequiredA8--3B2--
4C6A5D7B6E9C, D2 ---------CORRECT ANSWER-----------------C and D
All of these happen during the sprint phase EXCEPT: ---------CORRECT ANSWER-----
------------Sprint goal modification.
In order to resolve a resource conflict, it is advisable to: ---------CORRECT ANSWER-
----------------Work backwards from the end of the project.
A project consisting of six activities is shown in the table. If the project manager
decides to operate on an early start schedule, which of these days has the highest
resource requirements?ActivityDuration (days)Activity CostPredecessorK10140
L864K, MM1296N6120MP14168LQ12144N ---------CORRECT ANSWER-----------------
Day 15
Use this resource load chart to determine which activity is the longest in duration.
---------CORRECT ANSWER-----------------Activity B
Use the project information in the table to resolve resource conflicts, identify the
critical chain and critical path, and create feeder buffers. The project buffer
follows:ActivityPredecessorLengthResourceActivityPredecessorLengthResourceA-
, -11PDC13PBA7ME--12XCB8WFE14M ---------CORRECT ANSWER-----------------
Activity D
The buffers supplied to non-critical paths in critical chain project management are
called: ---------CORRECT ANSWER-----------------Feeder Buffers
Subcontractor deliveries are difficult to schedule with the critical chain project
methodology because: ---------CORRECT ANSWER-----------------Subcontractors
routinely operate according to calendar delivery dates.
A project consists of eleven activities (all times are given in days) and has worker
requirements as indicated in the table. Assume that all four workers employed by
this organization are generalists and are able to work on any of the tasks. What
day does activity C start under a leveled project with the four worker limitation?
ActivityActivity timeWorkers NeededPredecessorA101B42
C73AD41AE82BF93C,EG131DH142E,GJ133FK101H, JL52K ---------CORRECT
ANSWER-----------------Day 13
The BEST approach to network representation of a large and hugely complex
project is to ---------CORRECT ANSWER-----------------Simplify network logic and
reduce it to the most meaningful relationships.
Use the Gantt chart and the activity list to determine when resource 5 is free.