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IBM C1000-078 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Db2 12 for z/OS Architecture and Installation | - Db2 subsystem components and architecture - Installation and migration considerations |
| Database Design and Objects | - Tables, indexes, and storage structures - Schema design and object management |
| Security and Authorization | - Privileges, roles, and access control - Authentication and authorization models |
| Backup, Recovery, and Data Integrity | - Recovery strategies and logging - Backup utilities and procedures |
| Performance Monitoring and Tuning | - Query performance analysis - Subsystem monitoring and optimization |
IBM Db2 12 for z/OS Administrator Sample Questions:
1. What are the appropriate actions that can be taken to reduce false contention in a data sharing environment? (Choose two)
A) Increase workload with inter-DB2 read/write interest
B) Reduce the IRLMRWT subsystem parameter value
C) Increase the proportional size of the lock table
D) Use LOCKSIZE PAGE and MAXROWS 1
E) Increase the size of the lock structure
2. Which statement is TRUE if the PARAMDEG_DPSI subsystem parameter is set to the default value of 0?
A) The DB2 optimizer will not consider DPSI for access path selection
B) DB2 creates multiple child tasks but works on one task at a time when DPSI is used to drive parallelism
C) DB2 will use the value specified for the PARAMDEG subsystem parameter to control the degree of parallelism when DPSI is used
D) Parallelism for DPSI is disabled
3. What action will enable most new functions in DB2 12?
A) Activation of function level 500 or higher
B) Applying a specific PTF
C) Conversion of the BSDS to support 10-byte RBA/LRSN
D) Enablement of a new subsystem parameter
4. Which of the following utilities would produce information needed to identify UNDO information for a transaction?
A) DSN1LOGP
B) DSNJU004
C) DSNJU003
D) DSNJLOGF
5. Before execution of the CHECK DATA utility, which of the following should be performed?
A) Execute the REPAIR utility with SET NOCHECKPEND
B) Alter the object to remove any table or referential constraint definitions
C) Execute CHECK INDEX on the primary key and foreign key indexes
D) Start the object in question with FORCE to remove any CHECK PENDING status
Solutions:
| Question # 1 Answer: B,E | Question # 2 Answer: C | Question # 3 Answer: A | Question # 4 Answer: C | Question # 5 Answer: D |
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