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Internal Lab Registeration. http://www.cit.just.edu.jo/labreg/lab/signup.aspx http://www.just.edu.jo/munzer/. Chapter 1. An Introduction to Computers and Visual Basic. Outline and Objectives. Introduction to Computers Using Windows Files and Folders An Introduction to Visual Basic.

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internal lab registeration
Internal Lab Registeration
  • http://www.cit.just.edu.jo/labreg/lab/signup.aspx
  • http://www.just.edu.jo/munzer/

Chapter 1- Visual Basic Schneider

chapter 1

Chapter 1

An Introduction to Computers and Visual Basic

Chapter 1- Visual Basic Schneider

outline and objectives

Outline and Objectives

Introduction to Computers

Using Windows

Files and Folders

An Introduction to Visual Basic

Chapter 1- Visual Basic Schneider

parts of a computer system
Parts of a Computer System:
  • Hardware: Electronic Devices
  • Software: Instructions and Computer Programs

Chapter 1- Visual Basic Schneider

main components of hardware
Main components of Hardware:
  • Input : Keyboard, Mouse
  • System unit:
    • Random Access Memory (RAM)
    • Central Processing Unit (CPU)
  • Output: Monitor, Printer
  • Secondary Storage: Disk Drive

Chapter 1- Visual Basic Schneider

r andom a ccess m emory ram
Random Access Memory (RAM)
  • Stores program instructions and data needed for processing.
  • Stores intermediate and final results of processing.
  • Contents are erased when computer is turned off or reset.

Chapter 1- Visual Basic Schneider

programming languages
Programming Languages:
  • Machine Language
  • High level Language

Chapter 1- Visual Basic Schneider

machine language
Machine Language
  • The fundamental language of the computer’s processor, also called Low Level Language.
  • All programs are converted into machine language before they can be executed.

Chapter 1- Visual Basic Schneider

high level language
High Level Language
  • Computer (programming) languages that are easier to learn.
  • Uses English like statements.
  • Examples are C++, Visual Basic, and Java

Chapter 1- Visual Basic Schneider

software
Software:
  • Instructions for the hardware.
  • A collection of instructions is called a program.

Chapter 1- Visual Basic Schneider

using windows
Using Windows
  • Basic techniques to use the mouse:
    • Pointing
    • Clicking
    • Dragging
    • Double-Clicking
    • Hovering

Chapter 1- Visual Basic Schneider

key terms in using windows
Key Terms in using Windows
  • Title Bar
  • Active window
  • Dragging a window

Chapter 1- Visual Basic Schneider

using windows1
Using Windows
  • Reviewing Notepad to learn more about Windows applications
  • Notepad is an item in the Accessories menu

Chapter 1- Visual Basic Schneider

files folders
Files & Folders:
  • A disk can store thousands of files.
  • To organize your files you have to store them in different folders (directories).
  • File name consists of letters, digits, periods and other assorted characters.
  • The following character cannot be used in a file or folder name /, \, ?, *, :, ”, <, >, |
  • A File name can contain up to 215 characters

Chapter 1- Visual Basic Schneider

key terms in using folders
Key Terms in using Folders
  • Root folder
  • Path: A nested sequence of folders
    • Example: A:\Temp\MyProjects\
  • File Specification: A drive letter, path, and filename
    • Example: A:\Temp\MyProjects\Example.vbp

Chapter 1- Visual Basic Schneider

history of visual basic
History of Visual Basic:
  • BASIC stands for Beginner’s All-purpose Symbolic Instruction Code.
  • BASIC was developed by John Kemeny and Thomas Kurtz in mid-1960s.
  • Visual Basic was released in 1991 by the Microsoft Corporation.

Chapter 1- Visual Basic Schneider

introduction to visual basic
Introduction to Visual Basic:
  • A language used to create windows applications.
  • Programs are developed with a Graphical User Interface or GUI.
  • The instructions executed in the program are controlled by events.

Chapter 1- Visual Basic Schneider

terminology used in visual basic
Terminology used in Visual Basic:
  • Form
  • Control
  • Object
  • Properties
  • Event

Chapter 1- Visual Basic Schneider

steps to design a visual basic application
Steps to Design a Visual Basic Application
  • Design the appearance of the window that the user sees.
  • Determine the events that the controls on the window should recognize.
  • Write the event procedures for those events.

Chapter 1- Visual Basic Schneider