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Exam Code: C2020-625
Exam Name: IBM Cognos 10 BI Data Warehouse Developer
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C2020-625 Bootcamp Total Q&A: 84 Questions and Answers
Last Update: 2014-07-22

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Exam Code: P6040-017
Exam Name: IBM SurePOS 700 Series Models 7x3 Technical Mastery
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P6040-017 Bootcamp Total Q&A: 70 Questions and Answers
Last Update: 2014-07-22

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Exam Code: A2040-911
Exam Name: Assessment: IBM WebSphere Portal 8.0 Solution Development
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A2040-911 Actual Test Total Q&A: 119 Questions and Answers
Last Update: 2014-07-22

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NO.1 During execution, a fact build generated the following messages in the log file:
What can be done to avoid seeing the last three lines when the build is executed again.?
A. Increase the initial size of the hash table.
B. Decrease the size of the page pool.
C. Disable audit logging.
D. Increase the amount of working memory (in megabytes).
Answer: A

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NO.2 What can be done to minimize memory consumption?
A. Disable dimension breaking on the fact build.
B. Disable fact build logging.
C. Enable dimension breaking on the fact build.
D. Enable auditing on the fact build.
Answer: C

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NO.3 When creating dimensions, what is commonly used to track historical changes?
A. Level filters
B. Surrogate keys
C. Output filters
D. Derived dimensions
Answer: B

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NO.4 A developer wants to ensure that the business keys in incoming source data are replaced with surrogate
keys in the fact tables. To do this, what must be modified?
A. Hierarchy properties
B. Template properties
C. Fact build properties
D. Connection properties
Answer: B

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NO.5 Some incoming fact data has invalid product codes. The developer wants to accept this fact data and
assign the necessary surrogate keys in the dimension table. What can be done to accomplish this?
A. Accept unmatched member identifiers in the measure element properties.
B. Modify the SQL for the reference structure to exclude the missing product codes.
C. Accept unmatched member identifiers in the dimension element properties and save unmatched
member details via reference structure.
D. Add a derived dimension element to the fact build to store the missing product codes and unsubscribe
the element from the delivery module.
Answer: C

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NO.6 A dimension table tracks employee data. If an employee's phone number changes, the old phone
number does not need to be kept. What kind of change is this?
A. Type 3, non-standard
B. Type 1
C. Type 2
D. Type 2, non-standard
Answer: B

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NO.7 A dimension table tracks employee data. If an employee's work location changes, the previous work
location needs to be kept and a new record needs to be created. What kind of change is this?
A. Type 0
B. Type 1
C. Type 2
D. Type 3
Answer: C

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NO.8 To reduce memory usage, what should be done when setting up dimension breaking for a fact build?
A. Ensure that each data source is sorted by the same set of dimensions, in the same sequence.
B. Specify at least one aggregate rule for each dimension element for which breaking is enabled.
C. Disable the hash table and page pool for the fact build.
D. Disable late arriving facts processing for the fact build.
Answer: A

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