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Definition
| Text or GUI based configuration program |
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| X.org-X11 server, automatically produces it's own config file |
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| XFree86 4.0 server, automatically produces it's own config file. |
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| GUI XFree86 4.0.x and X.org-X11 config. program |
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Term
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Definition
| Displays contents of a dir. or info on a file |
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| Displays the present working directory |
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| Changes the present working dir. |
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| Copies one or more files or directories |
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| Moves or renames one or more files or directories |
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| Delets one or more files or directories |
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| Creates a hard or symbolic link |
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| Changes a file's permissions(mode) |
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| Changes the current umask; alters the permissions on files created by a process |
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Term
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Definition
| Makes an environment variable available from the bash shell |
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Term
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Definition
| Sets an environment variable in tcsh and related shells |
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| Displays the current environment variables, or temporarily changes them |
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Definition
| Locates files that match any of many search criteria, name, owner, permissions, etc. |
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Definition
| Locates files in a system-wide database based on name |
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Definition
| Locates files in common binary, documentation, and configuration directories |
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Term
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| Locates files that include a specified search string |
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Term
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Definition
| Concatenates multiple files; often used to display a complete file on the screen |
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Term
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Definition
| Edits files from the command line; may be called in a script |
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Term
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Definition
| Scripting language that provides complex pattern-matching facilities |
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Term
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Definition
| Changes a user's login account. |
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Term
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Definition
| Executes a single command with alternative permission. Often used to run administrative programs as root |
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Term
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Definition
| Changes a user's login group |
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Term
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Definition
| Creates a new user account |
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Term
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Definition
| Modifies settings for an existing user account |
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Definition
| Changes account expiration information |
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Term
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Definition
| Deletes an existing user account |
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Term
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Definition
| Changes an account's password |
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Definition
| Displays the groups to which a user belongs |
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Definition
| Modifies settings for an existing group |
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Definition
| Deletes an existing group |
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Term
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Definition
| Changes a group password; adds and deletes users from a group |
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Term
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Definition
| Converts conventional (unshadowed) /etc/passwd file entries into shadow password format |
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Term
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Definition
| Converts shadow passwords into conventional (unshadowed) /etc/password entries |
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Term
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Definition
| Converts conventional (unshadowed) /etc/group file entries into shadowed format |
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Term
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Definition
| Converts shadow group entries into conventional (unshadowed) /etc/group format |
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Term
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| Checks quota info on disk and writes corrections, as necessary |
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Definition
| Displays disk quota summary info |
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| Displays info on total system memory use |
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Term
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Definition
| Mounts a partition or device to a specified location in the linux directory tree |
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Term
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Definition
| Removes a partition or device from it's location in the linux directory tree |
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Term
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Definition
| Displays disk usage info for one or all mounted partitions or devices |
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Term
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Definition
| Mounts an SMB/CIFS share in the linux directory tree |
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Term
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Definition
| Unmounts an SMB/CIFS share from the linux directory tree |
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Term
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Definition
| Modifies partitions on an x86 computer |
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| Prepares a file or partition to be used as swap space |
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Definition
| Activates use of swap space |
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| Deactivates use of swap space |
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Term
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Definition
| Creates an ISO-9660 filesystem |
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Definition
| Writes a file (typically containing a filesystem created by mkisofs) to an optical disc |
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Definition
| Initializes partitions as part of a RAID array, using info in /etc/raidtab |
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| An alternative to mkraid for managing RAID devices |
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Term
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Definition
| Common archive creation tool; often used in backup operations |
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Term
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Definition
| Common archive creation tool; often used in backup operations |
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Definition
| Tape control program; used to move the tape forward and backward, rewind it, set hardware options, etc. |
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Term
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Definition
| Installs, removes, updates, queries, or verifies packages on an RPM-based linux distro |
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Term
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Definition
| Installs, removes, updates, queries, or verifies packages on a Debian based linux distro |
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Term
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Definition
| Installs, removes, or updates packages on a Debian based linux distro, can automatically retrieve packages from a remote site. |
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Term
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Definition
| Adds to, deletes from, or displays the contents of a tarball |
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Term
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Definition
| GUI front end to the RPM utility |
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Term
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Definition
| Sets the initial runlevel of the computer |
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Definition
| Shuts down (halts) or restarts the computer |
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| Displays process status info |
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Definition
| Dynamic variant of ps; shows most CPU-hungry programs and updates periodically |
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Term
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Definition
| Runs a program with a specified priority |
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Definition
| Changes a running program's priority |
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| Terminates a process based on its PID |
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| Terminates a process based on its name |
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Definition
| Configures a network interface or displays info on that configuration |
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Definition
| Sends a single packet to a target system, which should reply, confirming the existence of a basic connection |
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| Configures a routing table entry, or displays info on the routing table |
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| Looks up an IP address from a hostname or vice versa |
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| Looks up an IP address from a hostname or vice versa |
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Definition
| Looks up an IP address from a hostname or vice versa |
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Definition
| Sends or reads mail from a command prompt |
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Definition
| Displays info on a linux computer's network configuration or the processes that use network resources |
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Term
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Definition
| Trace the route taken by packets between two computers, enabling you to isolate problems to specific areas of the trip |
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Term
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Definition
| Implements access restrictions in conjunction with super server; aka TCP Wrappers |
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Term
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Definition
| Linux firewall command for 2.0.x kernels |
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Term
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Definition
| Linux firewall command for 2.2.x kernels |
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Term
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Definition
| Linux firewall command for 2.4.x and later kernels |
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Term
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Definition
| Program that provides intrusion detection features for a network |
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Term
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Definition
| Program that can block access to individual ports and report activity directed at that port |
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Term
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Definition
| Program that can monitor files for suspicious changes, based on stored checksum values for the protected files |
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Term
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Definition
| Program that scans the computer for known root-kits, intrusion software |
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Term
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Definition
| General purpose network information tool. May be used to check for open ports |
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Term
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Definition
| Network probing tool. May be used to check for open ports |
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