C# Programming Quiz

What is the index of the first element in a one-dimensional array in C#?

• 0

• 1

• -1

• The length of the array

What is the keyword used to initialize an array in C#?

• array

• new

• initialize

• int[]

What is the index of the first row in a two-dimensional array in C#?

• 0

• 1

• -1

• The number of rows

What is the purpose of a return type in a function declaration?

• It specifies the type of data the function will receive.

• It specifies the type of data the function will return.

• It specifies the name of the function.

• It specifies the parameters of the function.

How do you declare a two-dimensional array in C#?

• int[][] matrix = new int[3][3];

• int[3][3] matrix;

• int[,] matrix = new int[3,3];

• int matrix[3,3];

Which of the following is an advantage of using functions in programming?

• Reducing code duplication

• Increasing program complexity

• Slowing down program execution

• Restricting code reuse

What does the following code do in C#? int[,] matrix = new int[3,3];

• Declares a two-dimensional array with 3 rows and 3 columns.

• Initializes a two-dimensional array with 3 rows and 3 columns.

• Declares a function named "matrix" with parameters 3 and 3.

• Initializes a function named "matrix" with parameters 3 and 3.

How do you access an element in a two-dimensional array in C#?

• Using its index

• Using its value

• Using a loop

• Using its length

How do you access an element in a one-dimensional array in C#?

• Using its index

• Using its value

• Using a loop

• Using its length

What is the syntax for calling a function named "myFunction" with no parameters in C#?

• myFunction();

• myFunction;

• call myFunction();

• function.myFunction;