Mathematica notebooks allow you to create documents that can be viewed interactively on screen or printed on paper. Particularly in larger notebooks, it is common to have ...
LoadCOMTypeLibrary[library] creates a so-called "interop" assembly from the named type library and loads that assembly.
Widget["Label"] represents a textual label.
Widget["MenuBar"] represents a menu bar.
Widget["MenuItem"] represents a menu item.
Widget["Menu"] represents a menu.
Widget["PasswordField"] represents a password field.
Widget["TextField"] represents a text field.
ModulationType is an option of FrequencyModulation, specifying the type of modulation.
Sinusoid is a type of waveform.