C BASICS

int main ()

{

int x = 24, y = 39, z = 45;

z = x + y;

y = z - y;

x = z - y;

printf ("n%d %d %d", x, y, z);

}

• 24 39 63

• 39 24 63

• 24 39 45

• 39 24 45

Who is Father of C Language

• Bjarne Stroustrup

• James A. Gosling

• Dennis Ritchie

• Dr. E.F. Codd

C Language is developed at ___________?

• AT & T's Bell Laboratories of USA in 1972

• AT & T's Bell Laboratories of USA in 1970

• Sun Microsystems in 1973

• Cambridge University in 1972

C programs are converted into machine language with the help of

• An Editor

• A compiler

• An operating system

• None of these.

Which one of the following is not a valid identifier?

• _examveda

• 1examveda

• exam_veda

• examveda1

Which is the only function all C programs must contain?

• start()

• system()

• printf()

• main()

Which of the following is not a correct variable type?

• float

• real

• int

• char

What punctuation is used to indicate the beginning and end of code blocks?

• { }
• -> <-
• BEGIN and END
• ( and )

How will you print \n on the screen?

• printf("\n");
• echo "\\n";
• printf('\n');
• printf("\\n");

Which of the following is the correct operator to compare two variables?

• :=
• =
• equal
• ==