Download InfoSphere DataStage v11.3.C2090-424.CertDumps.2018-01-02.64q.vcex
| Vendor: | IBM |
| Exam Code: | C2090-424 |
| Exam Name: | InfoSphere DataStage v11.3 |
| Date: | Jan 02, 2018 |
| File Size: | 182 KB |
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Demo Questions
Question 1
Assume you have before and after data sets and want to identify and process all of the changes between the two data sets.
Assuming data is properly partitioned and sorted, which of the following should be used?
- Difference
- Change Apply
- Change Capture
- Change Capture and Change Apply
Correct answer: C
Explanation:
Reference: https://www-01.ibm.com/support/knowledgecenter/SSZJPZ_11.3.0/com.ibm.swg.im.iis.ds.parjob.dev.doc/topics/c_deeref_Change_Capture_Stage.html Reference: https://www-01.ibm.com/support/knowledgecenter/SSZJPZ_11.3.0/com.ibm.swg.im.iis.ds.parjob.dev.doc/topics/c_deeref_Change_Capture_Stage.html
Question 2
In the Masking Policy Editor in the Data Masking stage of your job, you have specified for a column containing credit card numbers the Random Replacement masking policy. For the Copy option you have specified “(1,2)(3,4)”.
What changes will be made to a credit card number, such as 6327664369, to mask it?
- Digits 1 through 2 and digits 3 through 4 will be randomly changed. The rest of the digits will remain the same.
- Digits 1 through 2 and digits 3 through 4 will remain the same. The rest of the digits will be randomly changed.
- The 2 digits starting at digit 1 and the 4 digits starting at digit 3 will remain the same. The rest of the digits will be randomly changed.
- The 2 digits starting at digit 1 and the 4 digits starting at digit 3 will be randomly changed. The rest of the digits will remain the same.
Correct answer: D
Question 3
What is the primary advantage of creating data rules within Information Analyzer as opposed to creating them within the Data Rules stage?
- Data rules cannot be created within the Data Rules stage. They must first be created in Information Analyzer before they can be used in the Data Rules stage.
- Rules created within Information Analyzer can be tested and debugged on non-operational data in a testing environment before they are put into production.
- Rules created in the DataStage Data Rules stage have to be compiled into an executable form before they can be used.
- The variables in rules created in DataStage Data Rules stage must first be bound to data columns or literals before they can be run.
Correct answer: B
Question 4
Which stages will require a schema file when runtime column propagation (RCP) is enabled? (Choose two.)
- Data Set
- Column Import
- Internal Source
- External Target
- Make Subrecord
Correct answer: BD
Explanation:
Reference: https://www-01.ibm.com/support/knowledgecenter/SSZJPZ_11.3.0/com.ibm.swg.im.iis.ds.parjob.dev.doc/topics/c_deeref_using_rcp_with_sequential_stages.html Reference: https://www-01.ibm.com/support/knowledgecenter/SSZJPZ_11.3.0/com.ibm.swg.im.iis.ds.parjob.dev.doc/topics/c_deeref_using_rcp_with_sequential_stages.html
Question 5
Which of the following actions are available when editing a message handler?
- Abort Job
- Demote to warning
- Promote to warning
- Promote to informational
Correct answer: C
Explanation:
Reference: http://www-01.ibm.com/support/knowledgecenter/SSZJPZ_8.5.0/com.ibm.swg.im.iis.ds.design.help.doc/topics/editmessagehandlerswindow.html Reference: http://www-01.ibm.com/support/knowledgecenter/SSZJPZ_8.5.0/com.ibm.swg.im.iis.ds.design.help.doc/topics/editmessagehandlerswindow.html
Question 6
The Lookup stage is one of three stages that join records based on the values of key columns.
What are the other stages? (Choose two.)
- Join
- Merge
- Modify
- Funnel
- Difference
Correct answer: AB
Explanation:
Reference: https://www-01.ibm.com/support/knowledgecenter/SSZJPZ_11.3.0/com.ibm.swg.im.iis.ds.parjob.dev.doc/topics/c_deeref_Lookup_Stage.html Reference: https://www-01.ibm.com/support/knowledgecenter/SSZJPZ_11.3.0/com.ibm.swg.im.iis.ds.parjob.dev.doc/topics/c_deeref_Lookup_Stage.html
Question 7
Which type of data can be extracted using the Unstructured Data stage?
- XML data
- Microsoft Word data
- Microsoft Excel data
- BigInsights HDFS file data
Correct answer: C
Explanation:
Reference: https://www-01.ibm.com/support/knowledgecenter/SSZJPZ_11.3.0/com.ibm.swg.im.iis.ds.unstructureddatastage.usage.doc/topics/uds_extract_data.html Reference: https://www-01.ibm.com/support/knowledgecenter/SSZJPZ_11.3.0/com.ibm.swg.im.iis.ds.unstructureddatastage.usage.doc/topics/uds_extract_data.html
Question 8
Consider a customer with multiple environments, Development, Test and Production.
Which statement is TRUE?
- Each environment must have a C++ compiler.
- QualityStage rule sets are not a type of deployable asset.
- It is not possible to revert to a previous version of a package.
- A package can contain an improved version of a job which will replace the old one.
Correct answer: B
Question 9
Which of the following is TRUE when using a data set created with a 4 node config file?
- Data sets are operating system files
- Data is stored in a non-persistent form
- The data set control file holds all your data
- A Data Set stage can have 1 input link and multiple output links
Correct answer: B
Question 10
Which statement about restartable sequence jobs is TRUE?
- If a restartable sequence aborts, it can be restarted from Director.
- Choosing “Reset job” from Director will start the job where it left off.
- Checkpoints are always added to every eligible Job Activity stage in the sequence.
- There is no way to force a Job Activity stage to return if the sequence got beyond it.
Correct answer: A
Explanation:
Reference: http://www-01.ibm.com/support/docview.wss?uid=swg1JR46534 Reference: http://www-01.ibm.com/support/docview.wss?uid=swg1JR46534
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