Monday, May 21, 2012

System Software

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 1. There are two basic types of software on your computer, which are the Operating system and Utility programs.
· Operating system is the system software that controls the way in which a computer system functions, including the management of hardware, peripherals, and software.
· Utility program is a small program that performs many of the general housekeeping tasks for the computer, such as system maintenance and file compression.


2. Operating systems can be categorized by the type of device in which they are installed, such as robots and specialized equipment, mainframes and network computers, mobile devices and personal computers.
RTOS software program this type of operating system is a program with specific purpose, and it must guarantee certain response times for particular computing tasks: otherwise, the machine is useless.
You also encounter real-time operating systems in everyday life. They are in devices such as fuel-injection system in car engines, inkjet printers, VoIP phones, and some medical devices, as well as common appliances such as washing machines, dryers, and furnaces.
Television stations use robotic camera with real-time operating systems that glide across a suspended cable system to record sports events from many angles.
 Simple cell phones are separate, single function devices; they only require operating systems that perform one task at a time. Cell phones have their own proprietary embedded operating systems.
Network operating system enables more than one user to access the computer system at one time by efficiently handling and prioritizing requests from multiple users.
 UNIX is a multiuser, multitask operating system used as a network operating system, primarily with mainframs, although it is also often found on PCs.
Operating systems in smartphones, the most common operating systems that can be found on smartphone include;
· Symbian by Nokia
· BlackBerry by RIM
· Windows Mobile by Microsoft
· iPhone OS by Apple
· Android by Google
· webOS by Palm
Gaming systems, like Microsoft's Xbox 360, the Nintendo Wii, and the Sony PlayStation, as well as personal media players like Microsoft''s Zune, Apple's iPod, and SanDisk's Sansa, all require some form of customized system software that is developed specifically for the particulate device. The operating system on gaming consoles support Web browsing and file storage of media and photos as well as playing DVDs and games.
Windows is a powerful operating system that can support simple networking tasks. Over time, Windows improvements have concentrated on increasing user functionality and friendliness, improving Internet capabilities, and enhancing file privacy and security.



3. I’d have to say that the three of the most common operating systems are Mac OS, Microsoft Windows OS, and Linx.

What is Jing?
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You can use Jing to:
·   Take Screenshots: Capture an image of what you see on your computer screen
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