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An In-Depth Understanding of Memory and Pointers in C

Quiz Yourself on Arrays

Explore key concepts of arrays and pointers in C through an interactive quiz. Learn to apply pointer arithmetic, understand array decaying, and improve your skills in passing arrays to functions.

We'll cover the following...

Arrays and pointers

1.

Given the following code:

#include <stdio.h>

int x[5];

int main()
{
	int y[3];
	static int z[2] = {0, 1};

	return 0;
}

Where are x, y, and z stored?

A.
  • x is placed inside the data section.
  • y is placed on the stack.
  • z is placed inside the bss section.
B.
  • x is placed inside the bss section.
  • y is placed on the stack.
  • z is placed inside the data section.
C.
  • x is placed inside the data section.
  • y is placed in the data section.
  • z is placed inside the bss section.
D.
  • x is placed inside the data section.
  • y is placed on the stack.
  • z is placed on the stack.
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1.

The following question is more complex. Make sure to allocate enough time for it before you check the solution.

Given the following matrix declaration:

char matrix[2][3];

What is the equivalent of matrix[i][j] in pointer notation?

Make a memory drawing to find the formula. Consult the hint below if needed.

Show Answer
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