C Online Exam-Quiz1 1. Which of the following shows the correct hierarchy of arithmetic operations in C / + * – * – / + * / + – + – / * 2. Recursive functions are executed in a? First In First Out Order. Load Balancing Parallel Fashion Last In First Out Order 3. What is C Tokens? A. The smallest individual units of c program C. The largest individual units of program B. The basic element recognized by the compiler D. A & B Both 4. Bitwise operators can operate upon? double and chars floats and doubles ints and chars ints and floats 5. Who is father of C Language? James A. Gosling Dennis Ritchie Bjarne Stroustrup Dr. E.F. Codd 6. What is constant? None of the above Constants have fixed values that change during the execution of a program Constants have unknown values that may be change during the execution of a program Constants have fixed values that do not change during the execution of a program 7. C programs are converted into machine language with the help of An operating system An Editor A compiler wordpad 8. What is Keywords? Keywords have some unknown meanings and these meanings cannot be changed. A. Keywords have some predefine meanings and these meanings can be changed. Keywords have some predefine meanings and these meanings cannot be changed. None of the above 9. A C variable cannot start with c.An alphabet b.A special symbol other than underscore both (a) and (b) a.A number 10. Which one of the following sentences is true ? The body of a do … while loop is executed at least once. The body of a do … while loop is executed zero or more times. A for loop can never be used in place of a while loop. The body of a while loop is executed at least once. 11. Which operators are known as Ternary Operator? ::, ? ?, : ?, ;; None of the above 12. The statement print f (“%d”, 10 ? 0 ? 5 : 1 : 12); will print? 20 1 12 100 13. In switch statement, each case instance value must be _______? Variable Special Symbol Constant None of the above 14. What is right way to Initialization array? int n{} = { 2, 4, 12, 5, 45, 5 } ; int num[6] = { 12, 4, 12, 5, 5, 5 } ; int n(6) = { 2, 4, 12, 5, 45, 5 } ; int n{6} = { 2, 4, 12 } ; 15. C Language developed at _____? Cambridge University in 2000 AT & T’s Bell Laboratories of USA in 1960 AT & T’s Bell Laboratories of USA in 1972 Sun Microsystems 16. What is an array? An array is not a collection of variables that are of the same data type. None of the above. An array is a collection of variables that are of the dissimilar data type. An array is a collection of variables that are of the same data type. 17. Which is the right way to declare constant in C? B. int const var = 10; A. int constant var =10; D. B & C Both C. const int var = 10; 18. What is the work of break keyword? Restart execution of program Exit from loop or switch statement None of the above Halt execution of program 19. An array elements are always stored in _________ memory locations. None of the above Random Sequential and Random Sequential 20. The _______ memory allocation function modifies the previous allocated space. free realloc malloc calloc Loading … Question 1 of 20
