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

About the Certification

The IBM Db2 12 for z/OS Administrator is a professional IBM certification focused on administering and operating IBM Db2 12 for z/OS within enterprise environments. It is designed to qualify professionals to manage Db2 on the mainframe (z/OS) platform at a professional level. The certification covers core DBA responsibilities, including Db2 installation and configuration, subsystem management, tuning system parameters, security and authorization management, performance monitoring, storage and logging management, backup and recovery, change and maintenance management, as well as troubleshooting and problem resolution in production environments. This certification is well suited for Db2 for z/OS Administrators, Mainframe DBAs, and database operations engineers working in mission-critical enterprise environments such as banking, telecommunications, and large-scale transactional systems.

Main Curriculum

The curriculum is divided into six main sections

  • Db2 12 for z/OS Fundamentals & Runtime Environment
    • Understanding the Db2 12 environment on z/OS and the role of the DBA
    • Core Db2 components and how they operate in enterprise environments
    • Introduction to mainframe (z/OS) operational concepts
  • Performance Monitoring & Tuning
    • Monitoring Db2 performance on z/OS
    • Identifying performance-impacting issues
    • Performance tuning fundamentals and bottleneck analysis
  • Security & Access Control
    • User and authorization management
    • Applying core security controls in Db2
    • Ensuring secure data access and compliance with enterprise policies
  • Database Administration & Operational Tasks
    • Managing databases and Db2 objects
    • Logging management and control mechanisms
    • Storage and tablespace management from an operational perspective
  • Installation, Configuration & System Preparation
    • Setting up Db2 subsystems and configuration prerequisites
    • Tuning system parameters and core settings
    • Preparing the runtime environment and integrating Db2 with z/OS
  • Backup, Recovery & Troubleshooting
    • Backup and recovery strategies
    • Handling emergency failures in production environments
    • Log analysis, error diagnosis, and problem resolution

Exam Details

  • Exam code: C1000-078
  • Exam duration: 90 minutes
  • Number of questions: 60 questions
  • Language: English
  • اللغة: إنجليزي
  • Passing score: 60%
  • Exam fee: USD 200 (may vary by country and may include taxes)
  • Certification validity: No fixed renewal period

Do I need certifications before it ?

Officially, no.

However, it is recommended to have: Basic experience with database concepts. Good understanding of the z/OS environment or mainframe fundamentals. Knowledge of Db2 core concepts (objects, security, recovery). Hands-on experience in database operations or enterprise database support.

Which certifications are recommended after this one ?

Not mandatory.
However, for professionals seeking a strong path in database administration on IBM z/OS especially in Db2 configuration, performance management, security, and troubleshooting the C1000-078 IBM Db2 12 for z/OS Administrator certification is the strongest core credential.

What are the main uses of the C1000-078 certification ?

  • Advanced Db2 for z/OS Performance Tuning – Deep expertise in performance analysis and resource optimization.
  • Db2 Backup, Recovery & Disaster Recovery (DR) at Scale – Designing robust recovery strategies for critical systems.
  • Db2 Security Hardening & Enterprise Compliance – Strengthening access control and regulatory compliance.
  • Db2 Utilities & Automation – Improving operational efficiency using Db2 utilities and automation.
  • High Availability & Resilience for Db2 on z/OS – Ensuring continuity in sensitive and high-availability environments.
  • Senior Db2 z/OS DBA / Database Operations Lead – Progressing into senior and leadership roles.

Professional Expertise in Db2 for z/OS Administration :

Professional administration of IBM Db2 12 for z/OS is considered one of the most powerful specializations in mainframe database administration. This certification validates your ability to manage daily operations, security, performance monitoring, backup and recovery, and troubleshooting for mission-critical enterprise databases. Earning this certification significantly enhances career opportunities in sectors such as banking, insurance, and telecommunications, where Db2 for z/OS is a core platform for highly reliable and scalable data processing.

Who is this certification suitable for ?

  • Db2 for z/OS Administrators (DBAs) and Mainframe DBAs.
  • Professionals working with production database environments on z/OS.
  • Engineers responsible for performance, stability, and availability of databases.
  • Professionals focused on performance, security, and backup/recovery.
  • Individuals aiming to advance their careers in enterprise-grade database administration.

In Short :

A strong professional certification focused on administering and operating IBM Db2 12 for z/OS in enterprise environments, covering daily operations, performance monitoring, security management, backup and recovery, and troubleshooting to ensure continuous availability of mission-critical databases.

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