最新なIBM A2090-421問題集（194題）、真実試験の問題を全部にカバー！

質問 1：
An important top level Job Sequence has been modified. It controls a process flow consisting of sub Job Sequences, Routines and Parallel Jobs. You must set up a new project to test the top level Job Sequence. You are not allowed to move any repository objects that are not impacted by the top level Job Sequence.
What two options would identify only the repository objects impacted by the change made to the top level Job Sequence? (Select two)
A. Select the top Level Job Sequence and Dependency of (deep).
B. On Export check Include dependencies of
C. Repository Advanced Find Where Used
D. Click Impact Analysis Icon on Designer Client Toolbar.
正解：B,C

質問 2：
A job design consists of an input SequentialFile stage, followed by a Peek stage, a Transformer stage, a Sort stage and finally an output Dataset stage. The job executes on an SMP system with a configuration file defined with 4 nodes.
The environment variable $APT_DISABLE_COMBINATION is set to "True". How many processes will this job create?
A. 17
B. 21
C. 19
D. 12
正解：A
解説: (Pass4Test メンバーにのみ表示されます)

質問 3：
Configuring the weighting column of an Aggregator stage affects which three options. (Choose three.)
A. Corrected Sum of Squares
B. Maximum Value
C. Sum
D. Sum of Weights
E. Percent Coefficient of Variation
正解：C,D,E

質問 4：
Which statement is true about buffering?
A. The framework uses /tmp by default for buffering on Unix systems.
B. The "buffer" scratch disk pool needs to be defined to allow the framework to perform data buffering.
C. In a clustered environment, using a disk space on an NFS mount for buffering improves performance.
D. The buffer operator uses both memory and disk storage.
正解：D

質問 5：
You have a job that reads in Sequential File followed by a Transformer stage. When you run this job, which partitioning method will be used by default?
A. Random
B. Hash
C. Round Robin
D. Same
正解：C

質問 6：
You are asked to convert a relational source, as shown in the exhibit, into three separate XML files. How would you accomplish this task?

A. Set "Output mode" setting "Segregate" on column "Customer ID" under "Transformation Settings" of the Output link of an XML Output stage.
B. Set "Output mode" setting" Split rows" under "Transformation Settings" of the Output link of an XML Output stage.
C. Set "Output mode" setting "Break" on column "Customer ID" under "Transformation Settings" of the Output link of an XML Output stage.
D. Set "Output mode" setting "Single row" under "Transformation Settings" of the Output link of an XML Output stage.
正解：D

質問 7：
Which three statements are true about stage variables? (Select three)
A. A derivation for a stage variable can reference stage variables that are later in the execution order.
B. Stage variables cannot contain NULL values.
C. Stage variables are executed after constraints but before derivations.
D. Stage variables are executed before loop variables.
E. Stage variables retain their values between rows in the stage.
正解：A,B,E
解説: (Pass4Test メンバーにのみ表示されます)

質問 8：
When you configure a domain for source code integration a source control workspace is created. What are two reasons for the source control workspace? (Choose two.)
A. local transfer area for assets being submitted to the source control system
B. directory for deployment package files
C. default directory for istool exports.
D. provides a place to store the archive created by IS source code control integration
正解：A,D