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質問 1：
Your job is to setup credential mappings for DataStage developers within DataStage. Which two statements are true? (Choose two.)
A. You can sscreate Information Server Suite users and groups in the Web console.
B. You can create new Information Server Suite users by using the DataStage Administrator.
C. You can create new users in the operating system level and map these credentials within DataStage Administrator.
D. You must be a Information Server Suite administrator to complete this task.
正解：A,D
質問 2：
You have a parallel job that does not scale beyond two nodes. After investigation you find that the data has been partitioned on a DoNotCall flag, which has only "Y" or "N" values, and you have an Aggregator stage that is accumulating totals based on this flag using a sort method. Which two techniques could you use to allow the job to scale? (Choose two.)
A. Change the aggregation method to hash to eliminate the blocking sort operation.
B. Change the partitioning method to Round Robin; add a second Aggregator stage, running sequentially, that re-aggregates based on the DoNotCall flag.
C. Add an additional column for partitioning to result in additional data partitions.
D. Change the preserve partitioning option on the stage ahead of the aggregator to clear partitioning.
正解：A,B
質問 3：
You have a job named MyJob in project ProdProject and directory /xmlReportDir. Which two return an XML report containing complete performance data for MyJob? (Choose two.)
A. $APT_DUMP_SCORE=true
B. dsjob -report ProdProject MyJob XML > /xmlReportDir/MyJob.xml
C. $APT_PERFORMANCE_DATA=/xmlReportDir
D. dsjob -report ProdProject MyJob DETAIL > /xmlReportDir/MyJob.xml
正解：B,C
質問 4：
Your customer requires you to read a delimited sequential file. Which property would you select to enable parallel reading of a delimited sequential file?
A. External Source
B. Multiple readers per node
C. Round Robin
D. Read from multiple nodes
正解：B
質問 5：
You are working on a project that contains a large number of jobs contained in many folders. You would like to review the jobs created by the former developer of the project. How can you find these jobs?
A. In the Director, use the Find feature.
B. Use the Advanced Find feature contained in the Designer interface.
C. Sort the jobs by date.
D. Query the VOC with the appropriate parameters.
正解：B
質問 6：
Which condition would require the use of a Custom Operator instead of a BuildOp or Transformer?
A. The stage requires dynamic metadata.
B. The stage needs to run in parallel rather than sequentially.
C. The stage is working with string variables.
D. The stage will call external routines written in C/C++.
正解：A
Your job is to setup credential mappings for DataStage developers within DataStage. Which two statements are true? (Choose two.)
A. You can sscreate Information Server Suite users and groups in the Web console.
B. You can create new Information Server Suite users by using the DataStage Administrator.
C. You can create new users in the operating system level and map these credentials within DataStage Administrator.
D. You must be a Information Server Suite administrator to complete this task.
正解：A,D
質問 2：
You have a parallel job that does not scale beyond two nodes. After investigation you find that the data has been partitioned on a DoNotCall flag, which has only "Y" or "N" values, and you have an Aggregator stage that is accumulating totals based on this flag using a sort method. Which two techniques could you use to allow the job to scale? (Choose two.)
A. Change the aggregation method to hash to eliminate the blocking sort operation.
B. Change the partitioning method to Round Robin; add a second Aggregator stage, running sequentially, that re-aggregates based on the DoNotCall flag.
C. Add an additional column for partitioning to result in additional data partitions.
D. Change the preserve partitioning option on the stage ahead of the aggregator to clear partitioning.
正解：A,B
質問 3：
You have a job named MyJob in project ProdProject and directory /xmlReportDir. Which two return an XML report containing complete performance data for MyJob? (Choose two.)
A. $APT_DUMP_SCORE=true
B. dsjob -report ProdProject MyJob XML > /xmlReportDir/MyJob.xml
C. $APT_PERFORMANCE_DATA=/xmlReportDir
D. dsjob -report ProdProject MyJob DETAIL > /xmlReportDir/MyJob.xml
正解：B,C
質問 4：
Your customer requires you to read a delimited sequential file. Which property would you select to enable parallel reading of a delimited sequential file?
A. External Source
B. Multiple readers per node
C. Round Robin
D. Read from multiple nodes
正解：B
質問 5：
You are working on a project that contains a large number of jobs contained in many folders. You would like to review the jobs created by the former developer of the project. How can you find these jobs?
A. In the Director, use the Find feature.
B. Use the Advanced Find feature contained in the Designer interface.
C. Sort the jobs by date.
D. Query the VOC with the appropriate parameters.
正解：B
質問 6：
Which condition would require the use of a Custom Operator instead of a BuildOp or Transformer?
A. The stage requires dynamic metadata.
B. The stage needs to run in parallel rather than sequentially.
C. The stage is working with string variables.
D. The stage will call external routines written in C/C++.
正解：A
Mochizuki -
C2090-418試験前日に買って模擬試験をやり、苦手な分野の解説を読んで試験に臨みました。無事合格できました。
Pass4Testサイト、いい本を書いていただきありがとうございました。