Question

what do you understand by a null pointer​

Answer 1

Answer:

*Null Pointer* ........ Commonly, the null pointer is used to donet the end of the memory search or processing event . In computer programming , a null pointer is a pointer that does not point to any object or function.A null pointer is a false value. For example, 1 > 2 is a null statement.

Answer 2

Null pointer is a command which is used to the operating system to an empty type of location in memory of computer.

Explanation:

• A null Pointer is high level which is used in c for different types of purpose. it is specific as well as invalid pointer. it is pointer which is pointing to nothing.

• it stores the base address of the segment. it refers 0th memory location. it is also useful to perform error handling with the help of pointers.

• it is passed as a function argument. The value of null pointer is always zero.

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