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Q1 .Can an application can have more than one CDocument class?<br />
<br />
Q2. An instance of an application can be created only by deriving a class from CWinApp and then instantiating an object of it.<br />
<br />
An instance of an application class can be created directly <br />
by declaring an object of CWinApp &nbsp;class.<br />
<br />
Which one of the above is true?<br />
<br />
Advance thanks!
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Q1 .Can an application can have more than one CDocument class?

Q2. An instance of an application can be created only by deriving a class from CWinApp and then instantiating an object of it.

An instance of an application class can be created directly 
by declaring an object of CWinApp  class.

Which one of the above is true?

Advance thanks!

Document

Kernel and system programming is the process of creating the software necessary for a computer or device to function and operate other programs. Some operating systems (such as Microsoft Windows) are proprietary, but others, such as the various Linux distributions, are open source.