Vendor: IBM
Exam Code: C2090-612
Exam Name: DB2 10 DBA for z/OS
Certification: IBM Certifications
Total Questions: 134 Q&A
Updated on: Jun 20, 2026
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Which two of the following DB2 performance features will ignore clustering in favor of faster insert performance? (Choose two.)
A. Append
B. Inline LOBs
C. Member cluster
D. Volatile table
E. Include columns
You have to design a table and application layout, in which automatic number generation is used. The application also wants to assign database generated numbers in an SQL UPDATE statement. Which statement is true?
A. Neither Identity nor Sequence can deliver this functionality.
B. Identity can deliver this functionality, but Sequence cannot.
C. Identity cannot deliver this functionality, but Sequence can.
D. Identity and Sequence can both deliver this functionality.
Unnecessary REORGs of indexes may be avoided by which of the following?
A. Use the SYSIBM.SYSINDEXSPACESTATS table.
B. Use the REPORT utility to determine the degree of organization.
C. Use the CHANGELIMIT keyword when creating an image copy of the index.
D. Use the CHECK INDEX utility to find out if the index needs to be reorganized.
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