NotebookDirectory[] gives the directory of the current evaluation notebook. NotebookDirectory[nb] gives the directory for the notebook specified by nb.
NotebookDynamicExpression is an option for notebooks that specifies an expression to be dynamically updated whenever that notebook is open.
NotebookEvaluate[notebook] evaluates all the evaluatable cells in notebook.
NotebookEventActions is a notebook option that gives a list of actions to perform when specified events occur in connection with the notebook.
NotebookFileName[] gives the file name of the current evaluation notebook. NotebookFileName[nb] gives the file name for the notebook specified by nb.
NotebookFind[notebook, data] sets the current selection in the specified notebook object to be the next occurrence of data. NotebookFind[notebook, data, Previous] sets the ...
NotebookGet[obj] gets the raw expression corresponding to the notebook represented by the notebook object obj. NotebookGet[] gets the raw expression corresponding to the ...
NotebookInformation[] gives a list of properties of the current evaluation notebook.NotebookInformation[notebook] gives a list of properties for the specified notebook.
NotebookLocate["tag"] locates all cells with the specified tag in your current input notebook, selecting the cells and scrolling to the position of the first one. ...
Notebook[{cell_1, cell_2, ...}] is the low-level construct that represents a notebook manipulated by the Mathematica front end.