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2.7 SYSTEM SOFTWARE, 2.Utility Programs, Proprietary software
Privately…
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2.Utility Programs
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Types of utility program
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4. Antivirus Program
A utility program that protects a computer
against malware such as virus, worm and Trojan horse.
Function: To protect a computer against viruses by identifying and removing any computer viruses found in memory, on storage media or on incoming files
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7. Disk Defragmenter
A utility program that reorganizes files and unused space on a hard disk so that OS access data more quickly and program runs faster.
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Proprietary software
Privately owned and limited to a specific vendor or computer model and need yearly license
Sofware is a series of instructions that tells a computer what task to perform and how to perform them
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Open source software
Software which can be used, modified and improved by anyone and can be redistributed freely
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A multiuser operating system that organizes and coordinates how multiple users
access and share resources on a network.
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