Simple way to understand pointer

We all know that pointer is a variable that store the address of another variable and pointer itself has an address in the memory.

How to change value stored in variable using pointer

We all know that pointer is a variable that store the address of another variable and pointer variable itself has an address in memory.

What is pointer and what does it do

Definition: Pointer is a variable that stores the address of an object. Here object can be variable.

Decimal to Binary conversion

Here is C program to convert a decimal number into binary number. This program is asked frequently in interview. Many software companies ask this question.

What are keywords in C language

Definition: Keywords are words whose meaning has already been explained to compiler. We can not use keywords as variable name. Compiler will not allow to set a new  meaning to keyword.

What are Constant and Variable

Definition of constant and variable.
Constant: An entity that does not change.
Variable: An entity that may change.

What is character in C Language

Definition: A character in C language is any alphabet, digit or special symbol used to represent information.