Review Questions

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1:	How does abstraction help the programmer to cope with complexity?
2:	Is the idea behind encapsulation confined to software design? Give an example from everyday life.
3:	What are the advantages of using encapsulation in software construction?
4:	Which two C# keywords are important for implementing encapsulation?
5:	What are the differences between a class and its objects?
6:	What is the significance of the class interface?
7:	How do you specify the beginning of a comment?
8:	Why use comments if the compiler ignores them?
9:	What are keywords and identifiers?
10:	How is a block specified in C#? What are blocks used for?
11:	Can you write a program without a Main method? Why or why not?
12:	What are the essential parts of a variable?
13:	What is a simple C# instruction called? How is it terminated?
14:	Which class and which method can you call in the .NET Framework class library to print text on the console? Write a statement that prints "My dog is brown."
15:	How is a method called? What happens when a method is called?
16:	What is an assignment? Which symbol is used to perform an assignment?
17:	What is the advantage of declaring variables?
18:	How can you make the program decide between two paths of execution?
19:	What is whitespace? Does the compiler care much about whitespace?
20:	Do all programmers have to follow the same style to write valid C# programs?

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