Learn and Master C Programming - What is a pointer?

The video tutorial explains pointers in C&C, covering their definition, declaration, and memory usage. It emphasizes the importance of initializing pointers to avoid errors and discusses how pointers are stored in memory. The tutorial also covers dereferencing pointers and how it affects the values stored in memory. Examples are provided to illustrate these concepts, and the differences between 32-bit and 64-bit systems are highlighted.

What is the difference in memory size for pointers on 32-bit and 64-bit systems?

Describe the process of dereferencing a pointer.

How does assigning a value to a dereferenced pointer affect the original variable?