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Comptia A+ 220-901 902 Windows Command Line Tools
Windows command line input and description of command
35
Computer Networking
Professional
10/29/2016

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Term
IPCONFIG
Definition
Verify the configuration of TCP/IP and to release or renew DHCP IP address leases.
Term
PING
Definition
Test TCP/IP communications.  the the -t switch, you can ping the indicated host until the request gets interrupted; with the -1 [number]switch, youcan send a ping of a specified buffer size.
Term
TRACERT
Definition
Determine and test all points along the route the compter uses to send a packet to a destination.  If TRACERT is unsuccessful, you can use the results generated to determine at what point communications are failing.
Term
NSLOOKUP
Definition
Verify that the computer can connect to a DNS server and successfully find an IP address for a given computer name.
Term
NETSTAT
Definition
Show the status of each active network connection; NETSTAT will display statistics for both TCP and UDP, including protocol, local address, forein address, and the TCP connection state.  Because UDP is connectionless, no connection info will be shown for UDP packets.
Term
NET
Definition
Manage Microsoft network resources from a command line.  With the USE option, you can also retrieve info about current network connection.  To see all of the available commands in this suite, type NET /? at a command line.
Term
IPCONFIG /ALL
Definition
View the computer's host name, DNS domain name, and for each network interface, the physical (MAC) address, the IPv4 and IPv6 addresses, subet mask and link-local address, default gatewt, and DNS servers. In addition, you can use this display to dermine whether the computer was configured through DHCP or APIPA.  If the computer obtained its addressing through DHCP, you will also see info about the DHCP lease and the IP address of the DHCP server.
Term
IPCONFIG /RELEASE
Definition
Release the IP addressing information assigned to the computer by the DHCP server or APIPA.
Term
IPCONFIG /RENEW
Definition
Lease IP addressing information from a DHCP server or APIPA.  If the computer already has a good IP address leased, it will not renw unless you release the address first.
Term
IPCONFIG /FLUSHDNS
Definition
Clear DNS info on the client so that client updates with new configuration info more quickly. This command is also used for troubleshooting in situations where the client has incorrect info in its DNS cache.
Term
IPCONFIG /REGISTERDNS
Definition
Register the client with its DNS server.
Term
Command /?
Definition
Displays the same info as help command_name md /?
Term
help md /?
Definition
The help command lists the available commaands to the info on a specific cammand enter help command_name
Term

MD [DRIVE:]PATH

ex. MD c:\mynewdirectory

Definition
create a new directory with the specified name.
Term
RD C:\directory
Definition
Remove the specified directory.
Term
CD c:\directory
Definition
Change to the specified directory.
Term
DEL
Definition
Delete the specified file.
Term
DIR C:\DIRECTORY
Definition
List the contents of the current or specified directory.
Term
COPY *.TXT C:\DIRECTORYONE\MYTEXTFILES
Definition
Copy the specified files to a different location.  the other location can be a different file name in the current directory or the same or a different name in another directory.  You can use wildcards such as to match any number of any character and ? to match any single character.
Term
XCOPY c:\myfiles\
Definition
copies the specified files and if desired, a directory tree, to the specified destination.  Wildcards can be used with this cocmmand.
Term
ROBOCOPY
Definition
Robust copy for Windows has many more options that either XCOPY or COPY.  In this command, you specify the source directory and any options you wish to use.  you can use wildcards when specifying the files to copy.
Term
CHKDSK
Definition
checks for fragmentation and other errors on the specified disk and displays a status report.various options can be used to repair and clean up the disk.
Term
FORMAT
Definition
Formats the specified disk for use with Windows, using parameters, you can specify the file system type and volume label.
Term
DISKPART
Definition
a superset of the commands available in the GUI tool Disk Management.  It should be used with extreme caution as you can easily remove a partition that contains data.
Term
TASKLIST
Definition
Displays a list of processes that are running on local or remote systems.  In addition to the name of the command, the resulting list also displays the PID.
Term
TASKKILL
Definition
Terminates the specified tasks identified by image name or PID.
Term
GPUPDATE
Definition
Updates group policy settings.
Term
GPRESULT
Definition
Displays the Resultant Set of Policies for a target user and computer.
Term
BOOTREC
Definition
Bootrec.exe is run from within the Windows RE.  This is the system recovery done from the Windows Vista or Windows 7 DVD.  After booting from the installation media in the DVD drive, selecting repair your computer, and selecting the operating system to repair, you can open the command prompt to run bootrec.exe.  It can be used to fic the master boot record and the boot sector, to rebuild the BCD store, and to scan for items not in the BCD store.
Term
SHUTDOWN
Definition
This command is used to safely end processes that are currently running so that the system can be turned off or restarted.
Term
SFC
Definition
SFC scans protected system files. If it finds any that are the incorrect version, the files are replaced with the correct Microsoft version of the file.
Term
EXPAND [-D] SOURCE [DESTINATION]
Definition
Expands one or more compressed files from a .cab file.
Term
EXIT
Definition
Closes the command prompt
Term
REGEDIT
Definition
Used to edit Registry settings. Entered from a command prompt or the run dialog box, this command opens the registry editor window.
Term
RECIMG
Definition
Configures a recovery image from which Windows can refresh the computer.
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