It is a piece of software that supports the sytem and in cases helps it run more efficiently
they are softwares
It is the master of all the softwares, it control all other softwares for proper working.
The two main softwares of computers are as follows: 1.System software 2.Application software
Both are "System Softwares".
System software means, it need to operate the system. that is why system softwares are also called as operating system.any jobs can do by the system using application softwares. but u can't install an application software with out system software(Operating system)
Operating System control the overall operation of the computer and it interacts directly with the hardware. Two other types of system softwares (that interacts directly with hardware) are Device Drivers and Unility Programs. Utility Programs provides an addition to the capabilities provided by the Operating System. These are the computer programs that perform a particular function related to computer system management and maintenance. Some examples of Utility Programs are Antivirus, Data Compression Softwares, Disk Optimization Softwares, Data Backup Softwares etc.
No you cant. You cant retrieve only system files which are deleted. But you can also retrieve other files by different softwares.. Actually there are many softwares which can retrieve files that are deleted so try to search some softwares maybe this one works http://www.recoverdeletedfilestool.com/ or http://www.recovermyfiles.com/
LoadersLinkersUtility softwareDesktop environment / Graphical user interfaceShellsBIOSHypervisorsBoot loaders (THESE ARE THE SOME OF SYSTEM SOFTWARES)
u cant
we have to types of softweres:aplication softweres and system softweres. aplication softwares are like media player, games etc. system softwares are the operation systems like windows xp ,windows vistaa ,windows 7, mac OS etc.
Your question is somewhat undefined. ( Computer software, or just software, is a collection of computer programs and related data that provides the instructions for telling a computer what to do and how to do it) Then, you'll need an operating system to run softwares (programs.) Softwares don't run, they are runned by the operating system installed on a computer.
Start-->Control Panel-->Add or Remove Programs-->Select Program to remove