Introduction to IT

Course Objectives
Whilst covering the basics of an Introduction to IT, this Course also aims to give an insight into the software used on both mainframes and PCs and how each piece of software interacts with each other. On completion of this Course the student will be able to:

• Understand the components that compromise a mainframe and a PC
• Understand the operating systems, software and hardware
• Understand the purpose of the Job Entry System and JCL
• Understand how data is stored and edited
• Understand basic programming concepts
• Understand the different types of databases
• Understand the difference between batch and on-line processes
• Understand the different roles and responsibilities within IT
• Understand the different phases of a project lifecycle
• Understand the Internet and HTML

Course Details

• HISTORY OF COMPUTERS
• The Mechanical Era (1623 - 1945)
• First Generation Electronic Computers (1937 - 1953)
• Second Generation (1954 - 1962)
• Third Generation (1963 - 1972)
• Fourth Generation (1972 - 1984)
• Fifth Generation (1984 - 1990)
• Sixth Generation (1990 - )
• HARDWARE
• Central Processing Unit
• Memory
• Bus
• Expansion Card
• Storage Devices
• Input and Output Devices
• Modem
• PCs, Minis and Mainframes
• SOFTWARE
• Applications Software
• Systems Software
• Utility Software
• NETWORKS
• What is a Network ?
• Network Components
• Network Configuration
• Types of Network
• Accessing a Mainframe
• UNDERSTANDING IT
• An Introduction to IT
• THE MAINFRAME
• An Introduction to Mainframe Components
• THE OPERATING SYSTEM
• z/OS
• UNIX
• A short History of UNIX
• UNIX Shell
• Sample Commands
• JOB ENTRY SYSTEM
• An Introduction to JES
• SESSION MANAGERS
• Session Managers
• SECURITY
• Security Subsystems
• TSO
• Time Share Option
• ISPF
• ISPF Main Menu
• Fastpath
• View a Dateset
• Edit a Dataset
• Dataset Utilities
• JOB CONTROL LANGUAGE
• JCL
• The JOB Statement
• The EXEC Statement
• The DD Statement
• The SYSOUT Dataset
• Dataset Concatenation
• Common System ABEND Codes
• SDSF OR FLASHER
• An Introduction to SDSF or FLASHER
• MAINFRAME DATA
• What is Data ?
• How is Data Stored ?
• DATA STORAGE
• Data Storage Devices
• Storage Capacity
• Datasets
• Storage Management Subsystem
• BACKUPS
• An Introduction to Backups
• Reasons for Backing Up Data
• Backup Media
• Backup Scheduling
• Backup Data
• Media Storage
• Disaster Recovery
• ROLES AND RESPONSIBILITIES
• Stages of Development Lifecycle
• Business Requirements
• Feasibility Study
• Analysis
• Design
• Build
• Unit Test
• Link Test
• System Test
• User Acceptance Test
• QA and Volume Test
• Implementation
• Change Management
• PROJECT DEVELOPMENTS
• Methodologies
• Techniques Used
• Data Flow Modelling
• Logical Data Modelling
• Entity Life Histories
• Relational Data Analysis
• Logical Data Modelling v Relational Data Analysis
• PROGRAMMING
• Programming Languages
• What is a Program Specification ?
• What is a Program ?
• Language Types
• 3GL Theory
• Object Orientation
• CASE Tools
• Client Server
• ONLINE / BATCH COMPARISONS
• Batch Programs
• On-line Programs
• Batch and On-line Comparisons
• T.P. Monitors
• Tele-Processing
• CICS
• IMS
• DATABASES
• Database Management Systems
• Hierarchical Databases
• DL/1
• The Relational Model
• The DB2 Environment
• BUSINESS SYSTEMS
• Legacy Systems
• Legal Changes
• IT Departments
• INTERNET AND INTRANET
• Internet History
• Technical Evolution
• The Intranet
• HTML
• The World Wide Web
• Introduction to URLs
• Anchor Identifiers
• Relative URLs
• HTML
• JAVA
• What is Java ?
• The Java Programming Language
• What can Java do ?
• Advantages of using Java
• APPENDIX
• Glossary of Terms
• Course Environment Development will be performed using:

• IBM Mainframe

Course Format: Demonstrations make up a large part of the course, allowing delegates to reinforce the lectures given. During these sessions the delegate will gain experience of navigating around the mainframe and looking at different products that have been installed. The comprehensive Student Guide supplied is fully indexed serving as a useful reference tool long after the course has finished. Delegates will also be able to access a free help-line with technical questions relating to topics covered on the course.