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    Unit 2 Computer Systems

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    Introduction

    Computer Systems: Software Utilities and Hardware Installation Task 1: Benefits of Software Utilities Software Utility What it is? Benefit to the user Defragmenter This is a program designed to make access speed faster by rearranging files that are stored on a disk to fill up the empty spaces in between. The main principle is to decrease the time it takes to read and write files to and from the disk by increasing the transfer rate and decreasing the head travel time. The more memory you use up on your computer the slower the computer will respond therefore disk defragmenter will create space for you by reordering the data in continues sections then pushing all free space to the end, this is a very long process so it is ideal to do this when you are not in need of the computer and also by doing this procedure, you will experience faster data access and won't be disappointed. This software will increase computer speed, increase memory space; this software also increases computers reliability by stopping crash-inducing fragmentation of critical system files. ...read more.

    Middle

    gradually wear out and the sectors may get worse, this could mean that the hardware may need changing, Checkdisk is a good defence tool for the computer. The benefits if having a Checkdisk software are: * You can specify the drive you want checking * You can specify the file you want checking only for fragmentation * Fixes errors on the disk * Checkdisk shows the full path and name of every file which is on the disk * Repairs readable data * Locates bad sectors * Displays current size and changes the log file size to what you want Task 2: Types of Software Utilities Software Utility Anti Virus Name of Utility McAfee(r) VirusScan(r) Plus Supplier/ Manufacturer McAfee Web Security and Maintenance Services Price (�) �31.99 (1 Year Subscription) Features of the Utility * Protect personal details from identity theft * Automatic updates, which allows the software to remove even the latest threats * Prevent your computer from dangerous virus attacks * McAfee Virtual Technician, designed to make you understand alerts better * McAfee uses less memory and CPU and uses half as many processors * ...read more.

    Conclusion

    * Enhanced privacy protection to protect personal details and other private data * Protect your applications by restoring settings for applications such as MS Word, iTunes * Try & Decide, this gives you the ability to test other software before the end of the session then you can decide whether to discard or keep. Software Utility Defragmenter Name of Utility Diskeeper(r) 2008 Professional Edition Supplier/ Manufacturer Diskeeper Corporation Price (�) �47.60 (1 Year License) Features of the Utility * InvisiTasking, this feature is the foundation for the Diskeeper to completely wipe out fragmentation in real time without causing any harm to system resources * Full file & free space defragmentation * Fragshield 2.0, this feature enhances reliability of the system and boosts performance * For current customers, upgrade is easy and you get to keep all your settings * Low free space defragmentation, defragments even when only 2% free space left * Easy to use interface, which means its flexible and easy configuration, intuitive controls also reports on disk status ?? ?? ?? ?? BTEC NATIONAL (CERT) FOT ICT PRACTITIONERS UNIT 2 1 MUKID MIAH COMPUTER SYSTEMS ...read more.

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