Function of utility software
Disk formatter: FDISK, format
defragmenter
disk checker: Fsck
disk cleaner
system profiler
backup
file system compression
* Files and directories
list directory: Ls, dir
copy, move, remove: Cp, mv, rm, xcopy
archive: Tar
compression: Zip
format conversion: Atob
comparison: Diff
sort: Sort
* Security
authentication: Login
antivirus software: Avast, Norton Antivirus
firewall: Zone Alarm, Windows … Read more