2 utility programs

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Many utilities which might affect the entire computer system require the user to have elevated privileges, while others, which operate only on the user’s data, do not. Anti-virus utilities scan for computer viruses and remove them. Clipboard managers expand the clipboard functionality of an operating system . Memory testers check for memory failures. Package managers are used to configure, install or keep up to date other software on a computer. Registry cleaners clean and optimize the Windows Registry by removing old registry keys that are no longer in use. Screensavers were desired to prevent phosphor burn-in on CRT and plasma computer monitors by blanking the screen or filling it with moving images or patterns when the computer is not in use.

Network utilities analyze the computer’s network connectivity, configure network settings, check data transfer or log events. System monitors monitor resources and performance in a computer system. System profilers provide detailed information about the software installed and hardware attached to the computer. Disk defragmenters detect computer files whose contents are scattered across several locations on the hard disk, and move the fragments to one location to increase efficiency.

Disk formatters prepares a data storage device such as a hard disk drive, solid-state drive, floppy disk or USB flash drive for initial use. Disk partition editors divide an individual drive into multiple logical drives, each with its own file system which can be mounted by the operating system and treated as an individual drive. Tape initializers write a label to a magnetic tape or other magnetic medium. Initializers for DECtape formatted the tape into blocks.