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Computer Science Set-1
C Programming
329

C Programming MCQ with Answers

329) Choose the best answer. Prior to using a pointer variable

it should be declared

it should be initialized

it should be both declared and initialized

none of the above

Answer is:

it should be both declared and initialized

Choose the best answer. Prior to using a pointer variable

C Programming MCQ with Answers

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330) Consider the two declarations
void voidPtr;
char charPtr;
Which of the following assignments are syntactically correct?

voidPtr = charPtr

charPtr = voidPer

*voidPtr = *charPtr

*charPtr = voidPtr

Answer is:

voidPtr = charPtr

331) Which is not true about a pointer variable?

passed to a function as argument

changed within a function

returned by a function

passed to a function as argument and changed within a function

Answer is:

passed to a function as argument and changed within a function

Which is not true about a pointer variable?

332) Which of the following operators can be applied to pointer variable(s)

Division

Multiplication

Casting

None of these

Answer is:

Casting

Which of the following operators can be applied to pointer variable(s)

333) 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

Answer is:

efg

C Programming MCQ with Answers

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329) Choose the best answer. Prior to using a pointer variable

it should be both declared and initialized

C Programming MCQ with Answers

Related C Programming MCQ with Answers

330) Consider the two declarations void *voidPtr; char *charPtr; Which of the following assignments are syntactically correct?

voidPtr = charPtr

331) Which is not true about a pointer variable?

passed to a function as argument and changed within a function

332) Which of the following operators can be applied to pointer variable(s)

Casting

333) 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

efg

C Programming MCQ with Answers

330) Consider the two declarations
void voidPtr;
char charPtr;
Which of the following assignments are syntactically correct?

333) 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