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16. A pointer variable can be
passed to a function as argument
changed within a function
returned by a function
can be assigned an integer value
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17. Which of the following operators can be applied to pointer variable(s)?
Division
Multiplication
Casting
None of these
18. Consider the following program. main() { char x[10], *ptr = x; scanf("%s", x); change(&x[4]); } change ( char a[ ] ) { puts(a); } If abcdefg is the input, the output will be
abcd
abc
efg
garbage
19. Pick the correct answers. If x is an one-dimensional array, then
&x [i] is same as x + i - 1
* (x + i) is same as * (&x [i])
* (x + i) is same as x[i]
both (B) & (C)
20. Let x be an array. Which of the following cannot be present in the left hand side of an assignment statement?
x
&x[i]
x + i
All of these
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