what Computer Do
For basic functions of computers include:
- Receive input
- Process information
- Store information
- Produce output
Computer Software divided into three categories
- Software As Applications
- Programming Software
- Software as OS
Application software is different to system software. They allow you to do your every day tasks on a computer such as sending an e-mail, writing a letter, making a poster or downloading a web page. It is work through the operating system to gain access to the hardware. Typical software application that you might use are:
- Word processors = MS Word, Open Office, Note pad etc.
- Spreadsheet Software = MS Excel, Open Office Calc
- Graphics Software = MS paint, Adobe Photoshop, Corel Draw etc.
- Web Design Software = Adobe Dreamweaver,
Business are probably the biggest users of application software, but almost every field of human activity now uses some form of application software.
It is usually provides tools to assist a programmer in writing programs and software using different programming language in a more convenient way. The tools include text editors, compilers, interpreters, linker, debugger and so on. An Integrated Development Environment marge those tools into a software bundle, and a programmer may not need to type multiple commands for compiling, interpreter, debugging etc. Because Integrated Development Environment usually has an advanced graphical user interface.
Operating Software (OS)
An OS is a program which controls the execution of application programs and acts as interface between the applications and the computer hardware. OS serve the bridge between the application software and computer hardware.
It can thought of having two objectives:
- Convenience : Makes a computer more convenient to use or operate.
- Efficiency : Allows any types of computer system resources to be used in an efficient manner.
Some function of OS
- Process management
- memory management
- Device management
- Application interface
- Storage management
- User interface
Best Operating System in 2019
- Windows 10 : It’s easy to use with lots of similarities to windows 7 including the start button/menu. It start fast and more security built in. Download Windows 10
- Apple iOS : An advanced operating system. You can use this OS smarter way to do things you do most with your Macbook. Download Apple iOS
- Windows 7 : This is your PC simplified OS. You can use your media wherever you want. Get creative and productive work with windows live photo gallery. Download Windows 7
- Ubuntu : This Operating system is super fast and almost free. This operating system powers millions of desktops, laptop and server all over the world. Download Ubuntu