IBM Mainframes Practice Exam

IBM Mainframes are computer systems are high computing power and provide high-performance fulfilling important needs of large organizations which have high volumes of data processing like banks, airlines, large scale ERP, etc. They have high reliability, security, scalability, and are able to cater to massive workloads. IBM's zSeries and z/OS operating systems are used in mainframes for their 24/7 uptime and fault-tolerant capabilities.

Certification in IBM Mainframes attests to your knowledge and skills in mainframe technologies, systems operations, application development, and database management. 

Why is IBM Mainframes certification important?

• Shows your skills in mainframes computing systems.
• Increases your job opportunities in mainframe technology roles.
• Validates your understanding of mainframe architecture, and operations.
• Helps your move into advanced roles like system programmer.
• Boosts your credibility.
• Increases opportunities in global financial, government, and telecom companies.

Who should take the IBM Mainframes Exam?

• Mainframe System Administrator
• Mainframe Application Developer
• Mainframe System Programmer
• z/OS System Operator
• COBOL Programmer
• DB2 Database Administrator
• Storage Administrator (z/OS environment)
• Network Engineer for Mainframes
• Batch Scheduling Analyst

Skills Evaluated

Candidates taking the certification exam on the IBM Mainframes is evaluated for the following skills:

• IBM mainframe architecture
• z/OS operating system functions
• JCL (Job Control Language) 
• TSO/ISPF usage
• COBOL, PL/I, or Assembler 
• DB2 or IMS database 
• Application performance tuning 
• Batch and online transaction processing
• Security protocols 
• RACF configuration
• Storage and memory management 

IBM Mainframes Certification Course Outline
The course outline for IBM Mainframes certification is as below -

Module 1. Introduction to IBM Mainframes

• Mainframe evolution and relevance
• Key components and hardware architecture

Module 2. z/OS Operating System

• System services and interfaces
• Address spaces and system initialization
• UNIX System Services under z/OS

Module 3. Job Control Language (JCL)

• JCL syntax and structure
• Creating, running, and debugging batch jobs
• Dataset allocation and parameterization

Module 4. TSO/ISPF Usage

• User interaction and command environment
• File editing and dataset manipulation
• Basic ISPF utilities

Module 5. Mainframe Application Development

• COBOL and PL/I fundamentals
• Compilation, linkage, and execution process
• Debugging and maintenance

Module 6. Database Management

• DB2 architecture and administration
• SQL basics and query tuning
• IMS DB overview

Module 7. Security and Access Management

• RACF concepts and configuration
• User profiles and permissions
• Security auditing

Module 8. Storage Management

• DASD management
• VSAM datasets
• Backup and recovery

Module 9. Networking in Mainframe

• VTAM and TCP/IP configuration
• Communication server operations

Module 10. System Monitoring and Troubleshooting

• System logs and JES2 operations
• Error resolution and dump analysis
• Performance monitoring tools