Learning C# 3.0

Chapter 1: C# and .NET Programming

Quiz Solutions

Solution to Question 1-1. The Common Language Runtime (CLR) is the component of the .NET Framework that allows you to compile and execute applications written in either C# or Visual Basic .NET.

Solution to Question 1-2. The .NET Framework specifies how .NET constructs intrinsic types, classes, interfaces, and so forth.

Solution to Question 1-3. Calling C# a “safe” language refers to “type safety”—the ability of the compiler to ensure that the objects you create are of the expected type.

Solution to Question 1-4. Keywords are reserved for use by the language and cannot be used to identify objects or methods you create.

Solution to Question 1-5. The job of the compiler is to turn your source code into Microsoft Intermediate Language (MSIL).

Solution to Question 1-6. The Microsoft Intermediate Language is the native language for .NET and is compiled into an executable application by the Just In Time (JIT) compiler.

Solution to Question 1-7. The Just In Time compiler turns your MSIL code into an application in memory.

Solution to Question 1-8. Namespaces are used to ensure that identifiers are unique across libraries of classes. In other words, they ensure that a name that you use in your code doesn’t conflict with a name used by Microsoft, or anybody else.

Solution to Question 1-9. A string is a class with many abilities and uses, but in its simplest form, a string is text enclosed in double quotation marks.

Solution to Question 1-10. The four ...