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IBM P2090-050 Exam Syllabus Topics:

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

Question 1

Which is a function of the Linux-HA heartbeat?

A. Manages communication and status of services on the hosts.
B. Performs disk partitioning and status of jobs on the S-Blades.
C. Manages communication and processes on the S-Blades.
D. Performsregeneration of failed disks on the hosts.

Question 2

A SELECT statement spends all its time returning 1 billion rows.What can be done to make this faster?

A. Use a CURSOR.
B. Use an EXTERNAL table.
C. Increase the PreFetch Count.
D. Use the COPY command.

Question 3

Which procedural logic is NOT supported by NZPLSQL?

A. Looping (while, for)
B. Returning a scalar result or a result set
C. Scrollable Cursors
D. Conditionals (if/else)

Question 4

Given the following query: Select count(*) from TableA; How can you view the query plan without executing the query?

A. Use pg.log file.
B. Set show_plan = true;
C. Use statistics.
D. Use explain.

Question 5

Which two statistical data points are automatically updated when performing an INSERT on a table? (Choose two.)

A. The number of NULLs in each column.
B. The column histogramstatistics.
C. The minimum and maximum column value information (excluding text columns).
D. The number of rows in the table.
E. The number of unique values in each column.

Solutions: