Suppose that in a C program snippet, followings statements are used.i) sizeof(int);ii) sizeof(int*);iii) sizeof(int**);
Question
Suppose that in a C program snippet, followings statements are used.i) sizeof(int);ii) sizeof(int*);iii) sizeof(int**);
Solution
The sizeof operator in C is used to determine the size of a type or object in bytes.
i) sizeof(int);
This statement will return the size of an integer in bytes. The size of an integer is usually 4 bytes in most of the systems.
ii) sizeof(int*);
This statement will return the size of a pointer to an integer. The size of a pointer is usually 4 bytes on a 32-bit system and 8 bytes on a 64-bit system.
iii) sizeof(int**);
This statement will return the size of a pointer to a pointer to an integer. The size of a pointer is usually 4 bytes on a 32-bit system and 8 bytes on a 64-bit system.
Please note that the actual size can vary depending on the system and compiler used.
Similar Questions
Suppose that in a C program snippet, followings statements are used
Single File Programming QuestionProblem StatementSharon wants to create a program that declares and initializes pointers of various types (void, integer, character, and float) and prints their sizes using the sizeof operator.Assist Sharon in achieving the task.Input format :No console input.Output format :The first line of output displays "Void Pointer = " followed by the size of the void pointer.The second line displays "Integer Pointer = " followed by the size of the integer pointer.The third line displays "Character Pointer = " followed by the size of the character pointer.The fourth line displays "Float Pointer = " followed by the size of the float pointer.Refer to the sample output for formatting specifications.Sample test cases :Input 1 :Output 1 :Void Pointer = 8Integer Pointer = 8Character Pointer = 8Float Pointer = 8Note :The program will be evaluated only after the “Submit Code” is clicked.Extra spaces and new line characters in the program output will result in the failure of the test case.Marks : 10Negative Marks : 0WhitelistSet 1:*
What does the following statement in C signify?
What is the purpose of the sizeof operator in C?A. It returns the size of a variable in bytesB. It returns the value of a variableC. It declares the size of an arrayD. It calculates the sum of two numbers
What will be the output of the following C code?int main(){char *ptr1, *ptr2;printf("%d %d", sizeof(ptr1), sizeof(ptr2));return 0;} 4 4Undefined2 21 1
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