IBM Db2 12 for z/OS Administrator: C1000-078 Exam


"IBM Db2 12 for z/OS Administrator", also known as C1000-078 exam, is a IBM Certification. With the complete collection of questions and answers, Pass4sureCert has assembled to take you through 62 Q&As to your C1000-078 Exam preparation. In the C1000-078 exam resources, you will cover every field and category in IBM Certified Administrator Certification helping to ready you for your successful IBM Certification.

  • Exam Code: C1000-078
  • Exam Name: IBM Db2 12 for z/OS Administrator
  • Total Questions: 62

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IBM C1000-078 Exam Syllabus Topics:

SectionWeightObjectives
Installation, Migration and Configuration17%- Installation procedures
  • 1. Customization and setup
  • 2. Function level management
  • 3. Migration from earlier versions
Db2 12 for z/OS Fundamentals and Environment15%- Architecture and components
  • 1. Data sharing concepts
  • 2. System parameters and configuration
  • 3. Subsystem structure
Security and Authorization17%- Access control
  • 1. Audit and compliance
  • 2. RACF integration
  • 3. Authorization IDs and roles
Performance and Tuning17%- Monitoring and optimization
  • 1. Buffer pools and memory management
  • 2. Distributed access and DDF
  • 3. SQL tuning and access paths
Database Design and Implementation17%- Object creation and management
  • 1. Table spaces, tables, indexes
  • 2. Data types and constraints
  • 3. Views, triggers, stored procedures
Operation, Maintenance and Recovery17%- Daily operations
  • 1. Utility usage (REORG, RUNSTATS, CHECK)
  • 2. Log management and recovery
  • 3. Backup and restore strategies

IBM Db2 12 for z/OS Administrator Sample Questions:

Question 1

Which subsystem parameter specifies whether DB2 is to create new table spaces and indexes to use a basic or extended log record format?

A. CHKLOGR
B. OBJECT_CREATE_FORMAT
C. EXTSEC
D. UTILITY OBJECT CONVERSION


Question 2

Which of the following are TRUE regarding the DSN1PRNT utility? (Choose two)

A. lt can be executed when the DB2 subsystem is not operational
B. It does not decrypt any encrypted data
C. lt can be executed on both image copies and concurrent copies
D. The input can be a list of concatenated DB2 VSAM data sets
E. Compressed records cannot be printed in decompressed format


Question 3

What are the appropriate actions that can be taken to reduce false contention in a data sharing environment? (Choose two)

A. Use LOCKSIZE PAGE and MAXROWS 1
B. Reduce the IRLMRWT subsystem parameter value
C. Increase the proportional size of the lock table
D. Increase the size of the lock structure
E. Increase workload with inter-DB2 read/write interest


Question 4

A down level page set is identified by the following error message:
DSNB232I UNEXPECTED DATA SET LEVEL ID ENCOUNTERED
Which of the following should be performed to correct the condition?

A. Stop the object, set the DLDFREQ subsystem parameter to OFF. and then restart the object in RW status
B. Execute a REORG on the object in question
C. Replace the object with an appropriate data set at the proper level and confirm with DSN1PRNT of the header page
D. Execute a REPAIR DBD REBUILD on the object


Question 5

Which utility must be executed before and after running a REORG utility against a system catalog table space to support recovery?

A. COPY
B. RUNSTATS
C. CHECK DATA
D. MODIFY


Solutions:

Question 1
Answer: B
Question 2
Answer: B
Question 3
Answer: B,D
Question 4
Answer: D
Question 5
Answer: B

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