5. The body of a while loop is always executed at least once. a. True b. False 6. Assume a program has the following variable definitions int a, b = 2; float c4.2; And the following statement: a=b*c; What value will be stored in a? a. 8.4 b. 8 C. 0 d. None of the above 7. What is the value of x after the following code segment is executed? x- 2- (2 +2/ 2) -2% 2; a. 0 b. 3 d. 6 8. Is the following statement syntactically correct? do; cout y)); 0 c. error d. none of the above