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Mainframe Masterclass: z/OS, COBOL, JCL & VSAM 2026 Q&S Test
224 students

Mainframe Masterclass: z/OS, COBOL, JCL & VSAM 2026 Q&S Test

Master IBM Mainframe: Expert training on z/OS, JCL, COBOL programming, and DB2 to jumpstart your career in Enterprise IT
Created byPRAVASINI MALLIK
Last updated 5/2026
English

What you'll learn

  • Master Mainframe fundamentals, including z/OS architecture, TSO/ISPF navigation, and managing datasets with JCL (Job Control Language).
  • Write, compile, and execute COBOL programs and perform advanced data manipulation using VSAM and DB2 database systems.
  • Understand batch processing, error handling (ABENDs), and how to use utilities like DFSORT and IDCAMS for efficient data management.
  • Gain hands-on experience with CICS for online transaction processing and learn industry best practices for enterprise-level computing.

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Included in This Course

600 questions

  • PRACTICE TEST 1100 questions
  • PRACTICE TEST 2100 questions
  • PRACTICE TEST 3100 questions
  • PRACTICE TEST 4100 questions
  • PRACTICE TEST 5100 questions
  • PRACTICE TEST 6100 questions

Description

Unlock the Power of the World’s Most Robust Computing Environment

Welcome to the ultimate guide to IBM Mainframe technology. While modern trends come and go, the Mainframe remains the backbone of the global economy, powering 90% of all credit card transactions and the world's largest banks, insurers, and retailers. This course is designed to take you from a complete beginner to a confident practitioner in the world of Enterprise Systems.

Led by our resident expert, the "Lady Professor," this course simplifies complex architectural concepts into digestible, actionable lessons. We don't just talk theory; we dive deep into the tools and languages that keep the world running.

What makes this course unique? We focus on the "Big Four" pillars of Mainframe development:

  1. z/OS & TSO/ISPF: Navigate the operating system like a pro.

  2. JCL (Job Control Language): Learn to script and manage batch workloads efficiently.

  3. COBOL: Master the legendary language that still processes billions of lines of code daily.

  4. Data Management: Gain hands-on experience with VSAM and DB2.

Whether you are a student looking for a high-paying niche in tech, or an IT professional transitioning from distributed systems, this course provides the roadmap you need. You will learn how to handle datasets, debug ABENDs, and write production-ready code.

Join thousands of successful learners and secure your future in the high-demand field of Mainframe computing. Enroll today and start your journey toward becoming an Enterprise Systems Expert!

Who this course is for:

  • Aspiring Mainframe Developers, Computer Science students, and IT professionals looking to transition into high-demand enterprise banking and insurance sectors. This is also ideal for System Administrators wanting to expand their knowledge of z/OS environments.

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