Loop

Loop 

MCQ:
1. The following code ‘for(;;)’ represents an infinite loop. It can be terminated by.
A) break
B) exit(0)
C) abort()
D) All of the mentioned


True /False 

   1. The following block of code sums up an input series of grades (terminated by -1).

while( grade != -1 )

total = total + grade;

counter = counter + 1;

printf( "Enter grade, -1 to end: " );

scanf( "%d", &grade );

Question:
1. Why we use do-while loop in C? Also give any properties which you know.