Utility Software

Disk Defragmenters
Used to search through your computer files to look for disjoined fragments and then moves the fragments back together for efficiency.

System Profiler
Software used to search through your PC to give detailed information about your computers installed hardware and software.

Virus Scanner
Looks through your files and folders to find viruses.

Binary/Hex/Text editor
Used to directly change the text on the page instead of changing the code behind the text.

Firewall
A tool that automatically checks any incoming information/files for virus's or other things that might harm your computer.

Microsoft Management Console
An administrator tool designed to let advanced users edit/observe the current system, this is done through a flexible interface.

Task Scheduler
A tool designed to make it easy for the user to schedule various things through a script, it's best for virus scanning and running programmes that help maintain the system