This Java exam tests fundamental knowledge of Java programming, focusing on source files, constructors, memory management, and object creation. It's designed for learners to assess their understanding of core Java concepts, enhancing both academic and professional skills.
Class
Obj
Java
Bin
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None but the system will provide one
As many as required
Only one
Only two
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It has the same name as the class and no return type
It has the same name as the class and a void return type
It has the same name as the class and an int return type
It has an extended name from the class and no return type
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new
Old
This
There
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The whole java class that method is in
Only from within that method
The whole java file that method is in
From any other java file.
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64
32
16
8
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JFrame is a bigger class than JPanel
JFrame cannot be extended so we never use it
JFrame put a frame around a DOS window
The language developers have already prepared JFrame with many useful methods
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Put a class together on the stack and return a pointer to itself
Contruct all the code that a class can execute and return void
Make a memory copy of a class and return a pointer to that instance
Respond to the user that the class is ready to use no pointers involved
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Pile
Stack
Store
Heap
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