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