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Mastering Arrays

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Questions and Answers

Which of the following statements about arrays is correct?

Arrays are declared using the 'array' keyword.

Arrays can store elements of different types.

Arrays can only store a fixed number of elements. (correct)

Arrays cannot be accessed using an index.

What does the 'size' in the array declaration represent?

The memory allocated to the array.

The number of elements the array can store. (correct)

The data type of the elements in the array.

The index of the first element in the array.

What is the correct syntax for declaring a one-dimensional array of integers in C++?

int array{};

int array[10]; (correct)

int array();

int array[];

How are elements in an array accessed?

By using their indices. Signup and view all the answers

What is the purpose of the square brackets in the array declaration?

To define the dimensions of a two-dimensional array. Signup and view all the answers

Which of the following is a correct example of a function declaration in C++?

int myFunction(); Signup and view all the answers

What is the purpose of a function prototype in C++?

To check that the function calls are correct Signup and view all the answers

What is the correct syntax for defining a function in C++?

return_type function_name(list_of_formal_parameters) { declarations; instructions; } Signup and view all the answers

What is the purpose of calling a void type function in C++?

To execute the instructions inside the function Signup and view all the answers

What does a function declaration consist of in C++?

Return type, function name, list of formal parameters Signup and view all the answers