Yes
To stop heartbeat in Linux the command line will be service Heartbeat stop To start heartbeat in Linux the command line will be service Heartbeat start
GoogleCL stands for Google command line. It is a Linux based piece of software that allows one to access command line interfaces for Google docs, calendar and Picasa.
My favourite Gui based are Gedit (simple) and Emacs (complex). For command line, there is vim and nano that are good.
ifconfig
the command "display" brings up the ImageMagick program.
The Unix/Linux tee command permits the forking of a data pipe in a shell script or at the command line. The teecommand does this by both writing it's standard input to a file and to it's standard output simultaneously. Most implementations of tee provide for both file overwrite/creation and file appends by command line switch options.
Linux allows full access to the source code. Windows does not. The command line has always proven useful when altering software. Windows differs from Linux in command line limitations as well. Linux provides a centralized location in which software and application can be controlled.
Yes. Just about everything to do with Linux on the command line is case sensitive, including commands and file names.
Just type "top" into the command line. It requires no arguments. To exit, press 'q'.
In linux command line : tar -zxvf /path_to_your_file/filename.tar.gz
yes. Xterm, gnome-terminal are common ways of accessing it.
That would be a semi-contradiction; the command line would need to be already running in order to enter a command. The name of the program that actually provides the command line is called a shell. There are many different shells available for Linux, including Bash, ash, C Shell, fish, ksh, zsh, and scsh.The default command shell is /bin/sh (not /bin/bash, note).