Computer Programming 151

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Diploma in Computer Science and Application Program 151 term (1st Semester) Examination for 2015 Session Course: Computer Programming (DCSA 1303) Full marks: 20 Time: 20 Minutes Objective Type Question (N.B.- All questions carry equal marks) Tick the correct answer Question 1. The ____________ structure involves repeating a sequence until a condition is met a. loop b. sequence c. conditional d. selection. Answer : Question 2. Which format specifier is used to print the values of double type variable? a. %lf b. %lu c. %ld d. %f. Answer : Question 3. Which of the following is not a keyword of C programming language? a. int b. register c. auto d. function. Answer : Question 4. Explicit type conversion is known as a. conversion b. separation c. disjunction d. casting. Answer : Question 5. By default a function returns a value of type a. int b. float c. void d. char. Answer : Question 6. What will be the output? void main(){ printf("\n %d %d", 10&20, 10/20);} a. 0 0 b. 20 20 c. 10 10 d. 0 30. Answer : Question 7. Which among the following is a unconditional control structure? a. for b. do-while c. if-else d. goto. Answer : Question 8. C language is available forwhich of the following Operating System? a. Unix b. DOS c. Windows d. All of the above. Answer : Question 9. Character constant should be enclosed between- a. Single quotes b. Double quotes c. Both a and b d. None of these. Answer : Question 10. The operator + in a+=4 means a. a = a + 4 b. a = 4 c. a + 4 = a d. a = 4 + 4. Answer : Question 11. An ampersand (&) before the name of a variable denotes- a. Actual Value b. Variable Name c. Address d. Data Type. Answer : Question 12. The C language consists of _________ number of keywords. a. 32 b. 40 c. 36 d. 30. Answer : Question 13. A static variable by default gets initialized to - a. 0 b. Blank space c. 1 d. Garbage value. Answer : Question 14. Which of the following are tokens in C? a. Keywords b. Constants c. Identifiers d. All of the above. Answer : Question 15. Recursion is sometimes called - a. Circular definition b. Union c. Complex definition d. Procedure. Answer : Question 16. Which is correct with respect to size of the data type? a. char > int > float b. int > char > float c. char > int > double d. double > char > int. Answer : Question 17. Recursive functions are executed in which order? a. Parallel order b. Iterative order c. Last in first out d. Random order. Answer : Question 18. The C language defines _________ fundamental data type a. 5 b. 3 c. 6 d. 4. Answer : Question 19. do-while loop terminates when conditional expression returns? a. zero b. 1 c. -1 d. Non-zero. Answer : Question 20. Which keyword can be used for coming out of recursion? a. break b. return c. Both (a) and (b) d. exit. Answer : Question 21. All keyword in C are in- a. Lower Case letters b. Upper Case letters c. Camel Case letters d. None. Answer : Question 22. Which of the following is not a valid C variable name? a. int number; b. float rate; c. int variable_count; d. int $main;. Answer : Question 23. Which of the following declaration is not supported by C? a. String str; b. char *str; c. float str = 3e2; d. Both (a) and (c). Answer : Question 24. Which keyword is used to prevent any changes in the variable within a C program? a. immutable b. mutable c. const d. volatile. Answer : Question 25. The precedence of arithmetic operators from highest to lowest is- a. %, *, /, +, - b. %, +, /, *, - c. +, -, %, *, / d. %, +, -, *, /. Answer : Question 26. Which of the following is not an arithmetic operation? a. a *= 10; b. a /= 10; c. a != 10; d. a %= 10;. Answer : Question 27. Relational operators can be used on: a. structure b. long c. strings d. float. Answer : Question 28. Which of the following is an invalid if-else statement? a. if (if (a==1)){} b. if (func1(a)){} c. if(a){} d. if((char)a){}. Answer : Question 29. Switch statements accepts- a. int b. char c. long d. All of the above. Answer : Question 30. The following code 'for(;;)' represents an infinite loop. It can be terminated by- a. break b. exit(0) c. abort() d. All of the above. Answer : Question 31. The keyword 'break' can not be simply used within: a. do-while b. if-else c. for d. while. Answer : Question 32. Which of the following are correct syntaxes to send an array as a parameter to function? a. func(&array) b. func(&&array) c. func(*array) d. func(array[size]). Answer : Question 33. Which one is correct initialization of an array with all elements as zero? a. int array[5] = {}; b. int array[5] = {0}; c. int a = 0, b = 0, c = 0; int array[5] = {a, b,c}; d. All of the mentioned. Answer : Question 34. An array of similar data types which themselves are collection of dissimilar datatype: a. Linked List b. Tress c. Array of structure d. All of the above. Answer : Question 35. Which of the following declaration through run time error? a. int **c = &c; b. int **c = &*c; c. int **c = **c; d. None of the above. Answer : Question 36. Which of the following function compares 2 strings with case sensitively? a. strcmp(s,t) b. strcmpcase(s,t) c. strcasecmp(s,t) d. strchr(s,t). Answer : Question 37. In C Programming a function can return- a. Single value b. Double vales c. Many values d. None of the above. Answer : Question 38. In C Programming array index is always start from: a. 0 b. 1 c. 2 d. 3. Answer : Question 39. 'continue' statement is used a. to go to the next iteration in a loop b. come out of a loop c. exit and return to the main function d. restarts iterations from beginning of loop. Answer : Question 40. Identify the wrong statement a. putchar(65) b. putchar('x') c. putchar("x") d. putchar('\n'). Answer :

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