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IBM PureData System for Analytics Technical Mastery Test v1 Sample Questions:

1. nzload is invoked with the "allowReplay" option enabled. While the PureData System for Analytics Appliance changes state from online to pausing then to online, which statement is true about the nzload process on the Appliance?

A) nzload will fail.
B) nzload automatically continues without user intervention.
C) nzload must be stopped and resumed by the user from the last check point.
D) nzload automatically restarts but the user must remove the allowReplay option.

2. What is required to troubleshoot a query?

A) nzsql and the ODBC config.
B) nzevents and the pg.log.
C) nzinventory and the dbos.log.
D) nzdumpschema and the execution plan.

3. Given a plan ID, how would you obtain the query execution plan? (Choose two.)

A) Issue "SHOW PLANFILE <nn>;" after the query has been submitted.
B) Turn ODBC tracing ON.
C) Issue "SELECT * FROM _V_SESSION;"
D) Go to the query history within the Windows NzAdmin GUI tool.
E) Run EXECUTION PLAN before the query has been submitted.

4. What PureData System for Analytics component is responsible for controlling table storage?

A) S-Blade (Snippet-Blade)
B) SFI (SwitchingFabric Interface)
C) DRBD (Distributed Replicated Block Device)
D) FPGA (Field Programmable Gate Array)

5. When a poor choice of distribution key is made, what is the impact to storage allocation?

A) Data is likely to negatively affect compression.
B) Data is likely to be unevenly spread across the system.
C) Data is likely to generate duplicate sequence values.
D) Data is likely to negatively affect views.

Solutions: