the apt – get update command is used to update the system package.
the ping command is used to determine if a remote location can be reached.
the netstat command displays various network settings and status.
the command wget is used to download files.
The command locate is used to perform a search of pathnames containing the substring entered.
The command gzip is used to compress one or more files.
The command gunzip is used to decompress files.
The command tar is used to archive files.
The command zip can be used to both compress and archive
The command unzip is used to decompress a zipped file.
