Section 2 Software.

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Presentation transcript:

Section 2 Software

Operating system Software Application Software The “programs” which a set of information that tell the computer what to do and how to do it Types of Software : Operating system Software Application Software

1. Operating System Software Operating system is the system software that controls the computer Operating system functions Manage resources Provide user interface Run applications

Operating system Hardware Applications

Types of operating system (OS) Microsoft Windows 8 , 7 , XP,… UNIX Linux Apple Mac OS and Mac OS X DOS (Disk Operating System)

Graphical User Interface (GUI) It is the graphics or images that appear on the screen representing the objects in the system

Some commonly used GUI components: Icon Button Pointer Cursor

Menu Window

2. Application Software An application is a software program that is designed to perform a specific task or set of related tasks.

Examples of Application software Word processing Spreadsheets applications Databases applications (DBMS) Photo/Image editing applications Web browsing

Word Processing Program A word Processors allow users to create , edit and format text based documents Example : Microsoft Word

Spreadsheet Applications Numerically oriented software programs that help users store , organize , track and report data Example : Microsoft Excel

Database Application (DBMS) Database Applications or DBMS are used to store , organize , and retrieve data Example : Microsoft Access

Web Browsers Are applications that provide users with access to the internet Example : Microsoft Internet Explorer

Versions Version : is the additional evolves to the software applications to face the developments in computer performance ,and hardware example : version 2.4.0

How Do I Check the Software Version: Help  About

How Do I Check the Product ID Number: Help  About

Updates Updates : allow user to upgrade his existing software to the latest version without having to install the new version from scratch.

How is Software Built ? Analysis Design Stage Programming Testing The software development stages : Analysis Design Stage Programming Testing

Software Categories Shareware: Freeware: Is software that is available for users to try for free by downloading and installing it from the internet. With shareware, after a certain period of time, the user will typically be required to pay a fee Freeware: Is computer software that is freely available for an unlimited time and at no cost .

End User License Agreement (EULA) Is a legal contract between the manufacturer and/or the author and the end user of an application. If the user wants the software installation to continue he will click a checkbox, radio button, or an “I Agree” button.

End User License Agreement (EULA)

Copyright Copyright can be described as a set of rights that can control how a particular creation is used or copied. Any material that is in the public domain (can be freely used by anyone) is not copyright protected.

Download: You should not download any file from an unknown source to avoid contain a virus that can damage other files on your computer. You should not try to distribute these materials in a way that leads to copyright infringement.