What's the difference between calloc() and malloc()?
Answers were Sorted based on User's Feedback
Answer / guest
calloc() takes two arguments, and initializes the allocated
memory to all-bits-0.
| Is This Answer Correct ? | 9 Yes | 0 No |
Answer / k.thejonath
Malloc allocates a block of memory whereas using calloc we
can allocate array of memory blocks and all locations are
initialized to zeros
| Is This Answer Correct ? | 5 Yes | 3 No |
Answer / valli
the diffence is
1.prototype or no of arguments
calloc takes two arguments
where as malloc takes 1 argument
void *calloc(int ,int);
first argument is no of blocks required
secund argument is no of elementts in each block required
void *malloc(int);
in this total no of bytes reuired are taken as the argument
2.
calloc clears the bytes which are allocated or reserved
where malloc can not guarentee this
sorry for my poor english
| Is This Answer Correct ? | 2 Yes | 1 No |
Answer / bhaswati
malloc allocates m bytes means it takes one arguments.but calloc allocate m times n bytes and initialized the memory location to zero.it takes two arguments.
| Is This Answer Correct ? | 0 Yes | 0 No |
Some coders debug their programs by placing comment symbols on some codes instead of deleting it. How does this aid in debugging?
Write a C/C++ program that connects to a MySQL server and displays the global TIMEZONE.
How we add our function in liabrary as liabrary function. Exp. we want use our int factorical(int); function as int pow(int,int); function working in math header file.
How will you allocate memory to a double pointer ?
What is integer constants?
i have to apply for rbi before that i need to know the the syllabus for the entrance questions. whethet it may be aps or techinical
What is the use of sizeof () in c?
What are structures and unions? State differencves between them.
What is the use of the sizeof operator?
If 4 digits number is input through the keyboard, Write a program to calculate sum of its 1st & 4th digit.
how memory store byte
What is meant by 'bit masking'?