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Big Dummy’s Guide to the AS/400: A PDF Handbook for Beginners and Experts
If you are looking for a comprehensive and easy-to-follow guide to the AS/400, the IBM midrange system that powers many businesses and organizations, you have come to the right place. Big Dummy’s Guide to the AS/400 is a PDF ebook that covers everything you need to know about this powerful and versatile platform.
In this guide, you will learn:
- What is the AS/400 and why is it still relevant in today’s world?
- How to set up, configure, and operate the AS/400 system.
- How to use the AS/400 commands, menus, and interfaces.
- How to program and develop applications for the AS/400 using various languages and tools.
- How to manage and secure the AS/400 data and resources.
- How to troubleshoot and optimize the AS/400 performance and reliability.
- How to integrate the AS/400 with other systems and technologies.
- And much more!
Big Dummy’s Guide to the AS/400 is written in a clear and concise style, with plenty of examples, screenshots, and tips. It is suitable for both beginners who want to learn the basics of the AS/400, and experts who want to refresh their knowledge and skills. It is also a great reference book that you can use anytime you need help with the AS/400.
To download your copy of Big Dummy’s Guide to the AS/400 (PDF), simply click on the link below and follow the instructions. You will receive your ebook instantly and be able to access it on any device that supports PDF files. You will also get free updates and support from the author.
Don’t miss this opportunity to master the AS/400 with Big Dummy’s Guide. Download your copy today and start learning!
Download Big Dummy’s Guide to the AS/400 (PDF) Now!
What is the AS/400 and why is it still relevant in today’s world?
The AS/400, also known as the IBM i or the System i, is a midrange computer system that was introduced by IBM in 1988. It is designed to run business applications and handle data processing for small to medium-sized enterprises. The AS/400 is based on a proprietary operating system called OS/400, which supports multiple programming languages, databases, and interfaces. The AS/400 can also run other operating systems such as Linux, Windows, and Unix.
The AS/400 is still widely used in many industries and sectors, such as manufacturing, retail, banking, healthcare, education, and government. The AS/400 is known for its reliability, security, scalability, and compatibility. It can handle large volumes of data and transactions with minimal downtime and maintenance. It can also integrate with modern technologies such as cloud computing, web services, and mobile devices. The AS/400 has a loyal and active user community that provides support and resources for the system.
How to set up, configure, and operate the AS/400 system
To set up the AS/400 system, you need to have the following components:
- An AS/400 server that contains the processor unit, the memory unit, the disk unit, and the power unit.
- An AS/400 console that allows you to communicate with the server and perform administrative tasks.
- An AS/400 terminal or a personal computer that allows you to access the applications and data on the server.
- An AS/400 printer or a network printer that allows you to print the output from the server.
- An AS/400 communication device or a network device that allows you to connect the server to other systems or networks.
To configure the AS/400 system, you need to perform the following steps:
- Connect the components of the system using the appropriate cables and adapters.
- Turn on the power to the components of the system.
- Use the console to initialize and start the system.
- Use the console to create and modify the system values, such as date, time, language, security level, etc.
- Use the console to create and manage the user profiles, such as user name, password, authority level, etc.
- Use the console to create and manage the libraries, objects, files, etc. that store the applications and data on the system.
To operate the AS/400 system, you need to use one of the following methods:
- The command line interface (CLI) that allows you to enter commands using keywords and parameters.
- The menu interface that allows you to select options from predefined menus using function keys or cursor keys.
- The graphical user interface (GUI) that allows you to interact with icons and windows using a mouse or a touch screen.
The AS/400 programming tools are divided into two types: the system tools and the application tools. The system tools are the tools that are provided by the OS/400 operating system and are used to perform general tasks and functions related to programming and development. The application tools are the tools that are provided by the specific applications that run on the system and are used to perform specific tasks and functions related to those applications.
Some of the system tools that are supported by the AS/400 system are:
- PDM (Program Development Manager), which is a tool that is used for creating, modifying, compiling, testing, debugging, etc. the programs and modules on the system.
- SEU (Source Entry Utility), which is a tool that is used for entering and editing the source code of the programs and modules on the system.
- SDA (Screen Design Aid), which is a tool that is used for designing and creating the screens and displays for the programs and modules on the system.
- RDA (Report Design Aid), which is a tool that is used for designing and creating the reports and printouts for the programs and modules on the system.
- DFU (Data File Utility), which is a tool that is used for creating, modifying, deleting, displaying, etc. the data files on the system.
- DDS (Data Description Specifications), which is a tool that is used for defining and describing the data files, screens, displays, reports, printouts, etc. on the system.
Some of the application tools that are supported by the AS/400 system are:
- WDSC (WebSphere Development Studio Client), which is a tool that is used for developing web applications using Java, PHP, etc. on the system.
- RPG Toolbox, which is a tool that is used for enhancing and modernizing RPG programs on the system.
- SQL Toolbox, which is a tool that is used for accessing and manipulating SQL databases on the system.
- Cobol Toolbox, which is a tool that is used for enhancing and modernizing Cobol programs on the system.
- CL Toolbox, which is a tool that is used for enhancing and modernizing CL programs on the system.
How to manage and secure the AS/400 data and resources
The AS/400 system provides a variety of features and functions that allow you to manage and secure the data and resources that are stored and used on the system. You can use these features and functions to protect the data and resources from unauthorized access, modification, deletion, etc. You can also use these features and functions to optimize the utilization and performance of the data and resources on the system.
Some of the features and functions that are provided by the AS/400 system for managing and securing the data and resources are:
- AS/400 security, which is a feature that allows you to control the access and authority of the users, profiles, objects, files, programs, etc. on the system.
- AS/400 backup and recovery, which is a feature that allows you to save and restore the data and objects on the system in case of loss or damage.
- AS/400 journaling, which is a feature that allows you to record and track the changes that are made to the data and objects on the system.
- AS/400 auditing, which is a feature that allows you to monitor and report the activities and events that occur on the system.
- AS/400 performance tuning, which is a feature that allows you to measure and improve the efficiency and speed of the system.
- AS/400 capacity planning, which is a feature that allows you to estimate and allocate the resources that are needed for the system.
How to troubleshoot and optimize the AS/400 performance and reliability
The AS/400 system provides a variety of tools and techniques that allow you to troubleshoot and optimize the performance and reliability of the system. You can use these tools and techniques to identify and resolve the problems and errors that may occur on the system. You can also use these tools and techniques to enhance and maintain the quality and stability of the system.
Some of the tools and techniques that are provided by the AS/400 system for troubleshooting and optimizing the performance and reliability are:
- AS/400 messages, which are tools that allow you to communicate with the system and receive information, instructions, warnings, errors, etc. from the system.
- AS/400 logs, which are tools that allow you to record and review the history and status of the system.
- AS/400 service tools, which are tools that allow you to diagnose and repair the hardware and software components of the system.
- AS/400 problem analysis, which is a technique that allows you to determine and eliminate the causes of the problems on the system.
- AS/400 problem solving, which is a technique that allows you to find and implement solutions for
Conclusion
The AS/400 is a powerful and versatile system that can handle a wide range of business applications and data processing. It is still relevant and widely used in today’s world, thanks to its reliability, security, scalability, and compatibility. It can also integrate with modern technologies such as cloud computing, web services, and mobile devices.
Big Dummy’s Guide to the AS/400 is a PDF ebook that covers everything you need to know about this system. It is a comprehensive and easy-to-follow guide that teaches you how to set up, configure, operate, program, develop, manage, secure, troubleshoot, and optimize the AS/400 system. It is suitable for both beginners and experts who want to learn or refresh their knowledge and skills on the AS/400. It is also a great reference book that you can use anytime you need help with the AS/400.
To download your copy of Big Dummy’s Guide to the AS/400 (PDF), simply click on the link below and follow the instructions. You will receive your ebook instantly and be able to access it on any device that supports PDF files. You will also get free updates and support from the author.
Don’t miss this opportunity to master the AS/400 with Big Dummy’s Guide. Download your copy today and start learning!
Download Big Dummy’s Guide to the AS/400 (PDF) Now!
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