C++ 1. Which of the following statements about multidimensional arrays is NOT tr

ID: 665610 • Letter: C

Question

C++

1. Which of the following statements about multidimensional arrays is NOT true?

5 For dynamically allocated multidimensional arrays, you must allocate memory for each row individually

2. Which of the following expressions would result in getting the value of the second element of an array using pointers? The array is defined as follows.

int arr[] = {1,12,23,34};

TorF

Reference variables can be null

Pointer variables can be null

type** is the pointer type to use to pass a statically allocated 2D array to a function

You should return statically allocated arrays from functions

1 You can use a pointer to pass a dynamically allocated multidimensional array to a function.

Explanation / Answer

1.
False: 3 You can only make arrays with up to 3 dimensions
Reason: We can create an array of any dimension
False: Multidimensional arrays are stored like a grid in memory
Reason: Multidimensional arrays are stored in a continuous(non-dymanic array) or non-continuous location(dynamic array)

2.
*(arr + 1);
*arr gives the first element, *(arr + 1) gives the second element and so on.

Reference variables can be null: False
Pointer variables can be null: True
type** is the pointer type to use to pass a statically allocated 2D array to a function: True
You should return statically allocated arrays from functions: False

Navigate

C++ 1. What is the delete keyword used for? To remove a pointer address from the

C++ 1. Write a for statement to add all the multiples of 3 between 1 and 100. 2.

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.

C++ 1. Which of the following statements about multidimensional arrays is NOT tr

Question

Explanation / Answer

Related Questions

Navigate