C Programming - MCQ Practice Questions

What is the output? int x = 10; while(x-- > 5) { printf("%d ", x); }

Which of the following statements about switch case is TRUE?

What will this code output? for(int i = 1; i <= 3; i++) { for(int j = 1; j <= i; j++) { printf("%d", j); } printf("\n"); }

How many times will the loop execute? int i = 0; while(i++ < 5) { printf("%d ", i); }

What will be the output of this code? int n = 5; switch(n) { case 4: printf("Four"); case 5: printf("Five"); case 6: printf("Six"); break; default: printf("Other"); }

Which control structure would be most efficient to validate if a number is within one of several specific values?

In C programming, what is the difference between break in a loop and break in a switch statement?

What is the output of this code? char ch = 'B'; switch(ch) { case 'A': case 'B': case 'C': printf("Vowel"); break; default: printf("Consonant"); }

In a for loop with multiple break statements in different conditions, which break will be executed?

In nested loops, if an inner loop contains a break statement, what happens?

Analyze this code: for(int i = 0; i < 5; i++) { if(i == 2) continue; if(i == 3) break; printf("%d ", i); } What is the output?

Which of the following statements about the switch-case construct is INCORRECT?