C2090-612 Exam - Free Actual Q&As, Page 1 | ExamTopics

C2090-612 Actual Exam Questions

Last updated on Jan. 4, 2025.

Vendor:IBM

Exam Code:C2090-612

Exam Name:DB2 10 DBA for zOS

Exam Questions:134

Topic 1 - Single Topic

Question #1 Topic 1

Workload Manager (WLM) manages how many concurrent stored procedures can run in an address space and the number of concurrent stored procedures in an address space cannot exceed the value of the NUMTCB parameter. Which statement about the value of NUMTCB is correct?

A. NUMTCB parameter must be set to 1 for Java stored procedures.
B. NUMTCB parameter must be set to 1 for REXX stored procedures.
C. NUMTCB parameter can be a value greater than 1 for native SQL stored procedures.
D. NUMTCB parameter can be a value greater than 1 when a stored procedure invokes DB2 utilities.

Reveal Solution Discussion

Correct Answer: B 🗳️

Question #2 Topic 1

If a single row of the PLAN_TABLE has a 'Y' value in more than one of the sort composite columns, what is indicated?

A. The next sort step will perform two sorts.
B. There are multiple sorts in the plan step.
C. One sort in the plan step will accomplish two tasks.
D. Two sorts are performed on the new table of a star join.

Reveal Solution Discussion

Correct Answer: C 🗳️

Question #3 Topic 1

What IBM provided stored procedure will access DB2 real time statistics tables?

A. DSNAEXP
B. DSNAIMS
C. DSNACCOX
D. DSNLEUSR

Reveal Solution Discussion

Correct Answer: C 🗳️

Question #4 Topic 1

The EXPLAIN STMTCACHE ALL statement provides information about SQL tuning. Which information is part of the DSN_STATEMENT_CACHE_TABLE?

A. Filter factor information.
B. Stage 1 and stage 2 information.
C. Number of columns used in an index.
D. Number of times an SQL statement is executed.

Reveal Solution Discussion

Correct Answer: D 🗳️

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