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

1. Which statement is true about the groom feature?

A) Groom reorders rows based on the DISTRIBUTE ON clause.
B) Groom validates primary key constraints on the table.
C) Groom allows the user to add row level security.
D) Groom allows the user to reorganizetables based on the ORGANIZE ON clause.

2. Why is table skew important to manage?

A) Deleted rows consume disk space until they are freed.
B) Low table skew negatively impacts performance.
C) High table skew negatively impacts performance.
D) Low table skew negatively impacts data compression.

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

4. If 'admin' user is running a query, what percentage of resources are available when Guaranteed Resource Allocation (GRA) is Enabled?

A) The maximum GRA assigned to the PUBLIC group.
B) Typically half of the resources while other resource groups are active.
C) 100% of the resources while other resource groups are active.
D) The maximum GRA assigned to the ADMINgroup.

5. Which statement is NOT true regarding the nzload utility?

A) nzload runs on SuSE Linux.
B) nzload runs on windows.
C) nzload blocks update/delete against the target table.
D) nzload runs on the PureData System for Analytics host.

Solutions: