Title bar - it is where the name of application and the name of the program are written.
Menu bar
It is a navigation utility to be used for interacting with Visual Studio.
Toolbox
Has a set of tools or controls such as buttons, labels, text, and like
Design/Form Window
It is where the design of the program's interface is done.
Solution Explorer
It is a panel that shows the file of your project.
Properties Window
It is used to display the properties of a particular selected item in either solution explorer such as file or a control in the design window.
Output Window
It is mainly used to observe build progression during project compilation. - it is important to keep an eye on this panel while building,as several useful information such as warning, function deprecation or compile errors will show up in this area.