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TOPIC 5: SYSTEM SOFTWARE - Coggle Diagram
TOPIC 5: SYSTEM SOFTWARE
Utility Programs
- A type of system software that allows a user to perform maintenance-type tasks, usually related to managing a computer, its devices or its programs.
- Most operating systems include several built-in utility programs.
Utility programs included with most operating systems provide the following functions:
- managing files
- searching for files
- viewing images
- securing a computer from unauthorized access
- uninstalling programs
- scanning disks
- defragmenting disks
- diagnosing problems, backing up files and disks and setting up screen savers
File Manager
- Perform functions related to file management.
Some of the file management functions that a file manager performs are:
- displaying a list of files on storage medium
- organizing files in folders; and copying, renaming, deleting, moving and sorting files
- A folder is a specific named location on a storage medium that contains related documents.
Search Utility
- A search utility is a program that attempts to locate a file on your computer based on criteria you specify.
- The criteria could be a word or words contained in a file, date the file was created or modified, size of the file, location of the file, file name, author/artist and other similar properties.
- Search utilities can look through documents, pictures, music and other files.
Image Viewer
- An image viewer is a utility that allows users to display, copy and print the contents of a graphics file.
Personal Firewall
- A utility that detects and protects a personal computer from unauthorized instructions.
- When connected to the Internet, your computer is vulnerable to attacks from a hacker. A hacker is someone who tries to access a computer or network illegally.
- Personal firewall protection is especially useful for users with "always-on" connections such as DSL or cable modem. Such connections use a static IP address that makes them especially vulnerable to potential hackers.
Uninstaller
- Utility that removes a program, as well as any associated entries in the system files.
- When you install a program, the operating system records the information it uses to run the software in the system files.
- The uninstaller deletes files and folders from the hard disk, as well as removes program entries from the system files.
Disk Scanner
- A utility that is a Window utility used to check your hard disk for errors and to correct problems that are found.
- These errors often occur when Windows locks up and must be restarted.
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Disk Defragmenter
- A utility that reorganizes
the files & unused space on a computer's hard disk so the operating system accesses data more quickly and programs run faster.
- When operating system stores data on a disk, it places the data in the first available sector on the disk.
Diagnostic Utility
- Information in the report assists technical support staff in remedying any problems.
- Compiles technical information about your computer's hardware and certain system software programs and then prepares a report outlining any identified problems.
Backup Utility
- You should back up files and disks regularly in the event your originals are lost, damaged or destroyed.
- Online storage is a service on the Web that provides hard disk storage to computer users, usually for free or for a minimal monthly fee.