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cd command : cd command is mostly use for change directory
Cd is the abbreviation or synonym for chdir. It is a command found inside the Windows Command Processor (cmd) that allows for change of the current working directory of a shell instance. The CWD (Current Working Directory) is a path (of a directory) inside the file system, where the shell is currently working. The current working directory is essential for resolving relative paths. Cd is a generic command found in the Command Interpreter of most operating systems.
Description of the Command :
Displays the name of or changes the current directory.
CHDIR [/D] [drive:][path]CD [/D] [drive:][path]CHDIR [..] CD [..]
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cd /: this command is used to change directory to the root directory, The root directory is the first directory in your filesystem hierarchy.