Question
#include <stdio.h>
void foo(float *);
int main()
{
int i = 10, *p = &i;
foo(&i);
}
void foo(float *p)
{
printf("%f\n", *p);
}
a.
10.000000
b.
0.000000
c.
Compile time error
d.
Undefined behaviour
Posted under C Programming
Engage with the Community - Add Your Comment
Confused About the Answer? Ask for Details Here.
Know the Explanation? Add it Here.
Q. What is the output of this C code? #include <stdio.h> void foo(float *); int main() { int i = 10, *p = &i; foo(&i); } void...
Similar Questions
Discover Related MCQs
Q. Which of the following are correct syntaxes to send an array as a parameter to function:
View solution
Q. Which of the following can never be sent by call-by-value?
View solution
Q. Which type of variables can have same name in different function:
View solution
Q. Arguments that take input by user before running a program are called?
View solution
Q. The maximum number of arguments that can be passed in a single function are_____________.
View solution
Q. Different ways to initialize an array with all elements as zero are
View solution
Q. The elements in the array of the following code are
int array[5] = {5};
View solution
Q. Which of the following declaration is illegal?
View solution
Q. An array of similar data types which themselves are collection of dissimilar data type are
View solution
Q. Comment on an array of void data type:
View solution
Q. Which of the following operand can be applied to pointers p and q?
(Assuming initialization as int *a = (int *)2; int *b = (int *)3;)
View solution
Q. What is the size of *ptr in a 32-bit machine, (assuming initialization as int *ptr = 10;)?
View solution
Q. Which of following logical operation can be applied to pointers?
(Assuming initialization int *a = 2; int *b = 3;)
View solution
Q. What type initialization is needed for the segment “ptr[3] = ‘3’;” to work?
View solution
Q. The syntax for constant pointer to address (i.e., fixed pointer address) is:
View solution
Q. The correct way to declare and assign a function pointer is done by:
(Assuming the function to be assigned is “int multi(int, int);”)
View solution
Q. Calling a function f with a an array variable a[3] where a is an array, is equivalent to
View solution
Q. How many number of pointer (*) does C have against a pointer variable declaration?
View solution
Q. Which of the following declaration throw run-time error?
View solution
Q. Comment on the following statement:
int (*a)[7];
View solution
Suggested Topics
Are you eager to expand your knowledge beyond C Programming? We've curated a selection of related categories that you might find intriguing.
Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!