quiz 1

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1. What is the correct value to return to the operating system upon the successful completion of a program?
A. -1 
B. 1 
C. 0 
D. Programs do not return a value.

2. What is the only function all C programs must contain?
A. start()
B. system() 
C. main() 
D. program()

3. What punctuation is used to signal the beginning and end of code blocks?
A. { } 
B. -> and <- 
C. BEGIN and END 
D. ( and ) 

4. What punctuation ends most lines of C code?
A. . 
B. ; 
C. : 
D. ' 

5. Which of the following is a correct comment?
A. */ Comments */
B. ** Comment **
C. /* Comment */
D. { Comment }

6. Which of the following is not a correct variable type?
A. float
B. real
C. int
D. double

7. Which of the following is the correct operator to compare two variables?
A. :=
B. =
C. equal
D. ==

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