A program that is installed on a computer without your knowledge or permission with the purpose of doing harm. It includes instructions to replicate automatically on a computer and between computers.
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Antivirus software
A utility program that prevents harmful programs being installed and important files being changed. If a virus does install itself, the antivirus software detects and removes it.
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Firewall
A utility program that prevents unauthorised access to computers or a LAN from the internet and controls what sites computers on the LAN can access.
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Spyware
A program that secretly records the user’s actions on the computer including passwords and personal details they type when accessing a secure site.
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Disk defragmenter
A utility program that optimises the use of the hard disk space by collecting together the separate parts of each file in one location on the disk as well as grouping together the space so newly saved files do not have to be fragmented (split up).
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System cleanup
A utility program that deletes unnecessary files and settings to optimise the computer’s performance.
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Automatic Update
A utility program that, for any software already installed on the computer, will regularly check on the internet for newer versions and updates, download and install them.
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System information and diagnosis
A utility program that presents information about the computer hardware and usage as well as information to help diagnose problems.
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formatting
A utility program that formats secondary storage devices such as hard disks.
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file transfer and file management
A utility program that allows the user to create a logical view of how their files are organised using folders. Allows the user to move files within folders, copy, paste, name and delete files.
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Open source
Software that is provided under license but free of charge to anyone. The source code is made available and can be modified.
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Licence
An agreement that defines the conditions for using the software.
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Freeware
Software that is provided free of charge under license but without the source code. It is copyrighted and cannot be modified.
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Proprietary software
Software that is copyrighted and the license is sold under a patented or trademarked name.
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Off-the-shelf software
Software that can be purchased from a high street or online store as it is. Not custom-written.
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Custom written software
Software that is written for a customer’s specific requirements, just for that customer.
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Other cards in this set
Card 2
Front
A utility program that prevents harmful programs being installed and important files being changed. If a virus does install itself, the antivirus software detects and removes it.
Back
Antivirus software
Card 3
Front
A utility program that prevents unauthorised access to computers or a LAN from the internet and controls what sites computers on the LAN can access.
Back
Card 4
Front
A program that secretly records the user’s actions on the computer including passwords and personal details they type when accessing a secure site.
Back
Card 5
Front
A utility program that optimises the use of the hard disk space by collecting together the separate parts of each file in one location on the disk as well as grouping together the space so newly saved files do not have to be fragmented (split up).
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