How C# compiles and runs on CLR - Interactive Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to declare a simple C# class.

C Sharp (C#)

public class [1] {
    public int Number { get; set; }
}

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AMyClass

Bvoid

Cint

DMain

Attempts:

3 left

💡 Hint

Common Mistakes

Using a keyword like 'void' as a class name.

Using a data type like 'int' as a class name.

The class name should be a valid identifier like MyClass. Keywords like void or types like int cannot be used as class names.

2fill in blank

medium

Complete the code to compile C# source into an intermediate language.

C Sharp (C#)

// The C# compiler converts source code into [1] code.

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Aassembly

Bmachine

Cintermediate language

Dbyte

Attempts:

3 left

💡 Hint

Common Mistakes

Confusing intermediate language with machine code.

Thinking the compiler produces assembly code directly.

C# source code is compiled into Intermediate Language (IL), which is CPU-independent code executed by the CLR.

3fill in blank

hard

Fix the error in the statement about CLR execution.

C Sharp (C#)

The CLR executes [1] code directly on the CPU.

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Amachine

Bintermediate language

Csource

Dbyte

Attempts:

3 left

💡 Hint

Common Mistakes

Thinking CLR runs intermediate language code directly.

Confusing source code with executable code.

The CLR executes machine code, which is generated by just-in-time (JIT) compilation from intermediate language code.

4fill in blank

hard

Fill both blanks to describe the compilation and execution process.

C Sharp (C#)

C# source code is compiled into [1] code, which the CLR then [2] into machine code at runtime.

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Aintermediate language

Binterprets

Cjust-in-time compiles

Dbyte

Attempts:

3 left

💡 Hint

Common Mistakes

Saying CLR interprets IL instead of compiling it.

Confusing intermediate language with byte code.

The C# compiler produces intermediate language code. The CLR uses just-in-time (JIT) compilation to convert this IL into machine code when the program runs.

5fill in blank

hard

Fill all three blanks to complete the explanation of C# execution on CLR.

C Sharp (C#)

The C# compiler generates [1] code, which is stored in [2] files. At runtime, the CLR uses [3] compilation to convert this code into machine instructions.

Drag options to blanks, or click blank then click option'

Aintermediate language

Bassembly

Cjust-in-time

Dexecutable

Attempts:

3 left

💡 Hint

Common Mistakes

Confusing assembly files with executable files.

Thinking the compiler produces machine code directly.

C# source is compiled into intermediate language code stored in assembly files (DLL or EXE). The CLR uses just-in-time compilation to convert IL to machine code when running the program.