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Latest IBM Certified Solution Developer C2090-424 training exam
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Read latest version of IBM Certified Solution Developer C2090-424 exam questions and answers as the following:
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.Set the Job1 Activity stage to "Do not checkpoint run".
B.Set trigger on the Job1 Activity stage to "Unconditional".
C.In the Job1 Activity stage set the Execution action to "Run".
D.In the Job1 Activity stage set the Execution action to "Reset if required, then run".
E.Use the Nested Condition Activity with a trigger leading to Job1; set the trigger expression type to "Unconditional".
Answer: A,D
A job design consists of an input Row Generator stage, a Sort stage, followed by a Transformer stage and an output Data Set stage.The job is run on an SMP machine with a configuration file defined with four nodes.The $APT_DISABLE_COMBINATION variable is set to True.How many player processes will this job generate?
A.7
B.16
C.13
D.16
Answer: C
A job design consists of an input Row Generator stage, a Filter stage, followed by a Transformer stage and an output Sequential File stage.The job is run on an SMP machine with a configuration file defined with three nodes.The $APT_DISABLE_COMBINATION variable is set to True.How many player processes will this job generate?
A.8
B.10
C.12
D.16
Answer: A
You are asked to optimize the fork join job design in the exhibit.This job uses the sort aggregator and a left outer join on the ZIP code column.Currently all partitioning is set to "Auto" and automatic sort insertion is allowed.
Which change will reduce the cost of partitioning that occurs in this job?
A.Use Entire partitioning on the input links to the Aggregator and Join stages.
B.Hash partition and sort on ZIP code column on the input links to the Aggregator and Join stages.
C.Hash partition and sort on ZIP code column prior to the Copy stage and use entire partitioning on the Aggregator and Join stages.
D.Hash partition and sort on ZIP code column prior to the Copy stage, and use same partitioning on the Aggregator and Join stages.
Answer: D
In the exhibit, a Funnel stage has two input links.Input 1 (Seq_File) comes from a Sequential File stage with "Readers per Node" set to "2".Input 2 (Dataset) comes from a dataset created with 3 partitions.In the Funnel stage, the funnel type is set to "Sequence".
The parallel configuration file contains 4 nodes.How many instances of the Funnel stage run in parallel?
A.1
B.2
C.4
D.6
Answer: C
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Created on Nov 18th 2017 00:21. Viewed 410 times.
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