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Tag: IBM

COBOL Modernization in 2025: Breathing New Life into a Classic Language

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| Mainframes

For decades, COBOL (Common Business Oriented Language) has been the silent backbone of the financial, banking, insurance, and government sectors. […]

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COBOL in 2024: Is It Still Relevant or a Dying Language?

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| Cobol

In conclusion, COBOL is not a dead language in 2023; it is a living testament to the resilience and durability of certain technologies. Its dichotomy lies in its simultaneous existence as a legacy language and its gradual adaptation to modernization efforts.

As technology continues to evolve, organizations will need to carefully balance their dependence on COBOL with their long-term goals. COBOL may not be the future of software development, but it remains an essential part of the present for many industries, ensuring that vital systems continue to function reliably and efficiently.

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Hidden Gems: Lesser-Known Features of IBM Mainframes

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| Mainframes

In the realm of computing, it’s easy to be captivated by the glitz and glamour of cutting-edge technologies, but it’s equally important to appreciate the stalwart workhorses that continue to power critical business operations. IBM mainframes are a prime example of such workhorses, with a plethora of hidden gems that contribute to their reliability, scalability, and security.

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Understanding the Difference Between MIPS and MSUs on Mainframes

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| Mainframes

MIPS and MSUs are two essential performance metrics that play a crucial role in mainframe computing. Understanding the differences between these metrics is vital for optimizing performance, managing resource consumption, and controlling software licensing costs. By grasping the concepts of MIPS and MSUs, non-mainframe programmers can gain valuable insights into the intricacies of these powerful computing systems, empowering them to make informed decisions and contribute effectively in mainframe environments.

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Mainframe vs Cloud: Key is Finding the Right Balance for Your Business

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| Mainframes

Remember, technology is a means to achieve your business objectives. The right balance between mainframe and cloud will empower you to leverage the strengths of both approaches and unlock the full potential of your organization in the digital era.

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Unleashing the Power of zIIP and zAAP Processors

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| Mainframes

The introduction of zIIP and zAAP processors has revolutionized mainframe computing, allowing organizations to reduce CPU usage, achieve cost savings, and improve system performance. For programmers, these processors offer opportunities to optimize code, accelerate Java execution, and enhance scalability. By understanding the eligible workloads, monitoring performance, and collaborating with system administrators, programmers can fully leverage the benefits of zIIP and zAAP processors.

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Moving From IMS DB to DB2 – It’s 2023 – Still, Let’s Talk!

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| Database

In today’s fast-paced digital landscape, organizations face increasing demands for real-time data access, integration with modern applications, and seamless scalability. IMS DB, with its hierarchical structure, may struggle to meet these evolving business requirements.

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Anatomy of a JCL: Understanding Job Control Language in Mainframe Computing

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| JCL

Introduction: In the world of mainframe computing, the Job Control Language (JCL) serves as a crucial component for managing and […]

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Understanding z/OS Dataset Types: A Comprehensive Overview

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| Mainframes

z/OS provides various dataset types to cater to different data storage and access requirements. Sequential datasets offer straightforward linear access, while partitioned datasets allow logical grouping of related members. VSAM datasets provide indexed or direct access capabilities, while temporary datasets offer temporary storage during program execution. GDGs provide version control and historical data retention capabilities.

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Understanding SHAREOPTIONS in VSAM

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| VSAM

0 (None): No sharing is allowed. The file can only be accessed by one program at a time.
1 (Read): Multiple programs can read the file simultaneously, but no program can write to it.
2 (Update): Multiple programs can read and write to the file simultaneously, but changes made by one program are not immediately visible to other programs.
3 (Exclusive): Only one program can access the file at a time, and no other program can read or write to it.
b) Share Level:

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Recent Posts

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  • COBOL in the 21st Century: Modernization and Beyond

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