What do you mean by pointer?

1a Pointers plural : the two stars in the Big Dipper a line through which points to the North Star. b : one that points out especially : a rod used to direct attention. c : a computer memory address that contains another address (as of desired data)

What is a pointer to a variable?

A pointer is a variable that points to another variable. This means that a pointer holds the memory address of another variable. Put another way, the pointer does not hold a value in the traditional sense; instead, it holds the address of another variable.

What is a pointer in C what is its use?

Pointers in C language is a variable that stores/points the address of another variable. A Pointer in C is used to allocate memory dynamically i.e. at run time. The pointer variable might be belonging to any of the data type such as int, float, char, double, short etc.

Which of following operators is used to access the value of the variable using the pointer?

Explanation: For a structure, Arrow ( ->) is used for access the data using pointer variable and Dot(.) operator can be used for accessing the data using normal structure variable.

Is a pointer a keyword used to create variables?

[A] A keyword used to create variables -> Wrong. A pointer is NOT a keyword. A pointer is a variable that stores the address of any other variable be it a value or another address. [D].

What is value of pointer?

A pointer is a variable whose value is the address of another variable, i.e., direct address of the memory location. Like any variable or constant, you must declare a pointer before using it to store any variable address.

How is pointer different from variable?

Ordinary variables hold values of their type while pointers always hold addresses. Notice that pointer variable holds address; address of some variable or pointer variable while ordinary variables hold values of their respective types.

What is pointer scale factor?

Scale factor is the quantity of increment in the value of a pointer on adding 1. Data Type.

Which operator is used with this pointer to access members of a class?

arrow operator
To access members of a structure through a pointer, use the arrow operator.