Shell
pushd & popd default values eval parentheses 1. pushd & pop pushd command is used to save the current directory into a stack and move to a new directory. popd can be used to return back to the previous directory that is on top of the stack. pushd and popd work according to the “LIFO” (last in, first out) principle. To know the stack of directories use dirs and to clear entire stack use dirs -c....