Utility Software
Introduction to Utility Software
- Utility Software: These are types of system software designed to help analyse, configure, optimise or maintain a computer.
- A utility program performs a specific task, usually related to managing system resources.
Categories of Utility Software
- Disk tools: These are programs designed to minimise data loss, improve disk performance, or maintain integrity of files on a disk. Examples include disk defragmenters and disk cleaners.
- Backup utilities: These programs create extra copies of files, databases and systems, allowing for data recovery in the event of system failure.
- Antivirus software: This utility scans for and removes malicious software to protect computer systems from harmful effects. It also prevents new threats from infecting the system.
- File compression tools: These reduce the size of files so they occupy less disk space and can be easily transferred. Examples include WinZip and WinRAR.
- System Profilers: These utilities provide knowledge about the software and hardware installed on a computer for troubleshooting purposes.
Functions of Utility Software
- Optimising System Performance: Many utilities aim to speed up system performance. For example, disk defragmenters rearrange fragmented data to boost speed.
- Maintaining System Health: Utility software maintains system health by scanning for and repairing errors, updating drivers, and removing unnecessary files.
- Providing System Information: Utilities provide information about the hardware and software for troubleshooting.
- Securing Systems: Utilities such as firewalls and antivirus software protect systems from internal and external threats.
Examples of Utility Software
- CCleaner: A utility software that cleans out unwanted files from a system, freeing up disk space and improving performance.
- Norton Antivirus: An antivirus software that protects against malware, viruses, phishing attacks, and other online threats.
- WinRAR: A software that compresses files for easier storage and transfer.
- Windows Disk Cleanup: A built-in utility in Windows that helps free up disk space by deleting unnecessary files.