csharp.tar.gz

C_sharp

C# is a powerful and versatile programming language known for its simplicity and robustness. This makes it ideal for developing a variety of software applications, including games and enterprise solutions.

In this comprehensive C# course, you’ll start by learning the fundamentals of C# programming, from writing your first C# program to understanding core concepts and effectively managing different types of errors. You’ll then explore more complex topics, such as loop structures for repetition, manipulation of strings and arrays, and best code organization and reusability practices.

After completing this course, you’ll be well-equipped to pursue opportunities in industries like finance, gaming, and enterprise software development. With your enhanced C# skills, you can develop high-performance, user-friendly applications across various platforms, advancing your career in the competitive field of software development.

Learn to Code: C# for Absolute Beginners

`string msg = "This string has text1 and text2 in it";`


`string msg = 'This string has text1 and text2 in it';`

`string msg = "This string has text1 " and " text2 in it";`

`string msg = "This string has text1" + " and text2 in it";`

**(Select all that apply.)** We want to store the following string in the variable, `msg`. Which of the following shows the correct syntax in C#?

```text
This string has text1 and text2 in it
```

(Select all that apply.) We want to store the following string in the variable, <code>msg</code>. Which of the following shows the correct syntax in C#?
<pre><code class="language-text">This string has text1 and text2 in it
</code></pre>

What is the result when the following program is executed?

```C#
class Test
{
 static void Main()
 {
 char[] a = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i'};
 for (int i = 2; i < 6 ; i++)
 {
 System.Console.Write(a[i] + " ");
 }
 }
}
```

What is the result when the following program is executed?
<pre><code class="language-C#">class Test
{
 static void Main()
 {
 char[] a = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i'};
 for (int i = 2; i &lt; 6 ; i++)
 {
 System.Console.Write(a[i] + &quot; &quot;);
 }
 }
}
</code></pre>

What is the output when the following program is executed?

```C#
class Test
{
    static void Main()
    {
        char[] a = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i'};
        System.Console.Write(a[7] + " ");
        System.Console.Write(a[8] + " ");
        System.Console.Write(a[0] + " ");
        System.Console.Write(a[1] + " ");
    }
}
```


What is the output when the following program is executed?
<pre><code class="language-C#">class Test
{
 static void Main()
 {
 char[] a = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i'};
 System.Console.Write(a[7] + &quot; &quot;);
 System.Console.Write(a[8] + &quot; &quot;);
 System.Console.Write(a[0] + &quot; &quot;);
 System.Console.Write(a[1] + &quot; &quot;);
 }
}
</code></pre>

What is the output when the following program is executed?

```C#
class Test
{
 static void Main()
 {
 char[] a = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i'};
 int i = 1; 
 while (i < 9)
 {
 System.Console.Write(a[i] + " ");
 i += 2;
 }
 }
}
```

What is the output when the following program is executed?
<pre><code class="language-C#">class Test
{
 static void Main()
 {
 char[] a = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i'};
 int i = 1; 
 while (i &lt; 9)
 {
 System.Console.Write(a[i] + &quot; &quot;);
 i += 2;
 }
 }
}
</code></pre>

What is the result when the following program is executed?

```C#
class Test
{
 static void Main()
 {
 string a = "abcdefghi";
 int i = 1; 
 while (i < 9)
 {
 System.Console.Write(a[i] + " ");
 i +=2;
 }
 }
}
```

What is the result when the following program is executed?
<pre><code class="language-C#">class Test
{
 static void Main()
 {
 string a = &quot;abcdefghi&quot;;
 int i = 1; 
 while (i &lt; 9)
 {
 System.Console.Write(a[i] + &quot; &quot;);
 i +=2;
 }
 }
}
</code></pre>

What is the result when the following program is executed?

```C#
class Test
{
 static void Main()
 {
 int[ , ] m = {{1, 2, 3},
 {4, 5, 6},
 {7, 8, 9}};
 int s = 0;
 int i = 0;
 int size = 3;
 int j = 0;
 while (i < size)
 {
 j=0;
 while (j < size)
 {
 s += m[j, i];
 j++; 
 }
 System.Console.Write(s + " ");
 i++;
 }
 }
}
```

What is the result when the following program is executed?
<pre><code class="language-C#">class Test
{
 static void Main()
 {
 int[ , ] m = {{1, 2, 3},
 {4, 5, 6},
 {7, 8, 9}};
 int s = 0;
 int i = 0;
 int size = 3;
 int j = 0;
 while (i &lt; size)
 {
 j=0;
 while (j &lt; size)
 {
 s += m[j, i];
 j++; 
 }
 System.Console.Write(s + &quot; &quot;);
 i++;
 }
 }
}
</code></pre>

Test your knowledge of strings and arrays in C#.

About the Course

Problem Solving with Simple Programs

Decisions and Branching

C# Basics

Repetition with Loops

Strings and Arrays

Functions

Appendix - Complex Programs

Wrap Up

Quiz on Strings and Arrays