uNIT 11_14

What are drawing primitives in graphical programming?

• Basic shapes used for creating complex image

• Advanced rendering techniques

• Input handling functions

• Multimedia integration feature

Allocating memory at runtime is known as_________.

• Static memory allocation

• Dynamic Memory Allocation

• Storage

• constant memory allocation

The process of allocating memory at compile time is known as _________________.

• static memory allocation

• dynamic memory allocation

• storage

• fixed memory allocation

Which function is used to initialize the graphics mode in C?

• setgraphmode()

• initmode()

• initgraph()

• graphinit()

What is a double pointer in C?

• A pointer to a pointer

• A pointer to an integer

• A pointer to a character

• A pointer to a structure

Which of the following is used to draw a circle in C using graphics.h?

• circle()

• drawcircle()

• setcircle()

• Makecircle()

Which function is used to allocate memory dynamically in C?

• new

• ALLOCATE

• reserve

• calloc

What is the correct way to declare a pointer to a pointer of an integer?

• int **ptr;

• int *ptr ;

• int ptr**;

• int *ptr^;

Which function is used to allocate memory for an array and initializes all elements to zero?

• malloc()

• calloc()

• realloc()

• free()

Which of the following statements is true about double pointers?

• They can store multiple addresses.

• They store the address of another pointer.

• They are used to perform arithmetic operations on pointers.

• They cannot be dereferenced.