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質問 1：
Your job sequence must be restartable. It runs Job1, Job2, and Job3 serially. It has been compiled with "Add checkpoints so sequence is restartable". Job1 must execute every run even after a failure. Which two properties must be selected to ensure that Job1 is run each time, even after a failure? (Choose two.)
A. In the Job1 Activity stage set the Execution action to "Reset if required, then run".
B. Set the Job1 Activity stage to "Do not checkpoint run".
C. Set trigger on the Job1 Activity stage to "Unconditional".
D. In the Job1 Activity stage set the Execution action to "Run".
E. Use the Nested Condition Activity with a trigger leading to Job1; set the trigger expression type to "Unconditional".
正解：A,B
質問 2：
What two features distinguish the Operations Console from the Director job log? (Choose two.)
A. Workload management is supported within Director, but not in the Operations Console.
B. Jobs can be started and stopped in Director, but not in the Operations Console.
C. The Operations Console can run on systems where the DataStage clients are not installed.
D. The Operations Console can monitor jobs running on more than one DataStage engine.
E. The Operations Console can monitor jobs running on only one DataStage engine.
正解：C,D
質問 3：
Which option is required to identify a particular job player processes?Which option is required to identify a particular job? player processes?
A. Log onto the server and issue the command "ps -ef | grep ds".
B. Set $APT_DUMP_SCORE to true.
C. Use the DataStage Director Job administration screen to display active player processes.
D. Set $APT_PM_SHOW_PIDS to true.
正解：D
質問 4：
Two new columns have been deleted from a sequential file that a number of DataStage jobs write to. You have imported a table definition for the changed file. How can you determine what jobs might be affected by this change?
A. Select the original table definition, right-click, then click on the Where used command.
B. Select the new table definition, right-click, then click on the Where used command.
C. Select the original table definition, right-click, then click on the Find dependencies command.
D. Select the new table definition, right-click, click on the Compare against command, then select original table definition.
正解：A
質問 5：
When using a Sequential File stage as a source what are the two reject mode property options? (Choose two.)
A. Continue
B. Set
C. Convert
D. Save
E. Fail
正解：A,E
質問 6：
Which statement is true about improving job performance when using Balanced Optimization?
A. Convert a job to use bulk staging tables for Big Data File stages.
B. Balance optimization attempts to balance the work between the source server, target sever, and the job.
C. If the job contains an Aggregator stage, data reduction stages will be pushed into a target data server by default.
D. To ensure that a particular stage can only be pushed into a source or target connector, you can set the Stage Affinity property to source or target.
正解：D
Your job sequence must be restartable. It runs Job1, Job2, and Job3 serially. It has been compiled with "Add checkpoints so sequence is restartable". Job1 must execute every run even after a failure. Which two properties must be selected to ensure that Job1 is run each time, even after a failure? (Choose two.)
A. In the Job1 Activity stage set the Execution action to "Reset if required, then run".
B. Set the Job1 Activity stage to "Do not checkpoint run".
C. Set trigger on the Job1 Activity stage to "Unconditional".
D. In the Job1 Activity stage set the Execution action to "Run".
E. Use the Nested Condition Activity with a trigger leading to Job1; set the trigger expression type to "Unconditional".
正解：A,B
質問 2：
What two features distinguish the Operations Console from the Director job log? (Choose two.)
A. Workload management is supported within Director, but not in the Operations Console.
B. Jobs can be started and stopped in Director, but not in the Operations Console.
C. The Operations Console can run on systems where the DataStage clients are not installed.
D. The Operations Console can monitor jobs running on more than one DataStage engine.
E. The Operations Console can monitor jobs running on only one DataStage engine.
正解：C,D
質問 3：
Which option is required to identify a particular job player processes?Which option is required to identify a particular job? player processes?
A. Log onto the server and issue the command "ps -ef | grep ds".
B. Set $APT_DUMP_SCORE to true.
C. Use the DataStage Director Job administration screen to display active player processes.
D. Set $APT_PM_SHOW_PIDS to true.
正解：D
質問 4：
Two new columns have been deleted from a sequential file that a number of DataStage jobs write to. You have imported a table definition for the changed file. How can you determine what jobs might be affected by this change?
A. Select the original table definition, right-click, then click on the Where used command.
B. Select the new table definition, right-click, then click on the Where used command.
C. Select the original table definition, right-click, then click on the Find dependencies command.
D. Select the new table definition, right-click, click on the Compare against command, then select original table definition.
正解：A
質問 5：
When using a Sequential File stage as a source what are the two reject mode property options? (Choose two.)
A. Continue
B. Set
C. Convert
D. Save
E. Fail
正解：A,E
質問 6：
Which statement is true about improving job performance when using Balanced Optimization?
A. Convert a job to use bulk staging tables for Big Data File stages.
B. Balance optimization attempts to balance the work between the source server, target sever, and the job.
C. If the job contains an Aggregator stage, data reduction stages will be pushed into a target data server by default.
D. To ensure that a particular stage can only be pushed into a source or target connector, you can set the Stage Affinity property to source or target.
正解：D
Yamaguchi -
無駄なく効率よく短時間でA2090-303合格レベルに到達することができるから。このA2090-303本で簡単に解き方を理解することが出来ました。