Placement Papers: CDAC Fundamentals of Programming

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  1. The programming language that was designed for specifying algorithm: Address ASCII ALGOL None of these options

  2. _____ contains the addresses of all the records according to the contents of the field designed as the record key. Index: Ans Subscript Array File

  3. _________ symbol is used for Processing of data. Oval Parallelogram: Ans Rectangle Diamond

  4. __________ is the analysis tool used for planning program logic Protocol None of these options PROLOG Pseudocode

  5. Machine language has two part format the first part is__________ and the second part is __________ OPCODE, OPERAND: Ans OPERAND, OPCODE DATA CODE, OPERAND OPERAND, CODEOP

  6. Language Primarily used for internet-based applications ADA C + + JAVA; ____ans FORTRAN

  7. _________ is a point at which the debugger stops during program execution and awaits a further command. Memory Dump Watch point: Ans Break point None of these options

  8. ________do not contain any program logic and are ignored by the language Processor Protocol Virus Comment None of these options

  9. The component of data base management system is ________ Data definition Language Data manipulation Language Data definition Language and Data manipulation Language None of these options

  10. The quality of Algorithm is judged on the basis of_________ Time requirement Memory Requirement Accuracy of solution All of these options: Ans

  11. Advantages of using flow charts is Effective Analysis Efficient Coding Time consuming Effective Analysis and Efficient Coding<____ans Programming in C:

  12. The Real constants in C can be expressed in which of the following forms Fractional form only Exponential form only ASCII form only Both Fractional and Exponential forms: Ans

  13. The program, which translates high-level program into its equivalent machine language program, is called Transformer Language processor Converter None of these options: Ans

  14. Consider the following statements. Multiplication associates left to right, Division associates left to right Unary Minus associates right to left subtraction associates left to right All are true: Ans only i and ii are true all are false only iii and iv are true

  15. What will be the value of variable a in the following code? unsigned char a; a = 0xFF + 1; printf ( “%d” a); 0xFF 0 × 100 0: Ans 0 × 0

  16. What is the output of the following program? #include <stdio. h> void main () { printf ( “\n10! = 9: %5d” 10! = 9); } 1: Ans 0 Error None of these options

  17. #include <stdio. h> void main () { int x = 10 (x<0); (int a = 100)? (int a = 1000); printf ( “%d” a); } Error: Ans 1000 100 None of these options

  18. Which of the following shows the correct hierarchy of arithmetic operations in C (), * *, * or/, + or- (), * *, *,/, +, (), * *,/, *, +, (),/or *, or + <____Ans

  19. What is the output of the following code? #include <stdio. h> void main () { int a = 14; a + = 7; a- = 5; a * = 7; printf ( “\n%d” a); } 112: Ans 98 89 None of these options

  20. What is the output of the following code? #include <stdio. h> #define T t void main () { char T = ‘T’ printf ( “\n%c\t%c\n” T, t); } Error T t T T t t

  21. The statement that prints out the character set from A-Z, is for (a = ‘z’ a < ‘a’ a = a − 1) printf ( “%c” &a); for (a = ‘a’ a ⇐ ‘z’ a = a + 1) printf ( “%c” &a); for (a = ‘A’ a ⇐ ‘Z’ a = a + 1) printf ( “%c” a); <____Ans for (a = ‘Z’ a ⇐ ‘A’ a = a + 1) printf ( “%c” a)

  22. The statement which prints out the values 1 to 10 on separate lines, is for (count = 1; count ⇐ 10; count = count + 1) printf ( “%d\n” count); for (count = 1; count < 10; count = count + 1) printf ( “%d\n” count); Ans for (count = 0; count ⇐ 9; count = count + 1) printf ( “%d” count); for (count = 1; count <> 10; count = count + 1) printf ( “%d\n” count)

  23. What does the term ‘call-by-reference’ refer to? Passing a copy of a variable into a function. Passing a pointer to a variable into a function. Ans Choosing a random value for a variable. A function that does not return any values.

  24. What is the output of the following code? #include <stdio. h> void swap (int& int&); void main () { int a = 10, b = 20; swap (a + +, b + + ); printf ( “\n%d\t%d\t” a, b); } void swap (int& x, int& y) { x + = 2; y + = 3; } 14, 24 11, 21: Ans 10, 20 Error

  25. What is the output of the following program code #include <stdio. h> void abc (int a[]) { a + +; a[1] = 612; } main () { char a[5]; abc (a); printf ( “%d” a[4]); } 100 612 Error: Ans None of these options

  26. which of the following is true about recursive function

    1. it is also called circular definition

    2. it occurs when a function calls another function more than once

    3. it occurs when a statement within the function calls the function itself

    4. a recursive function cannot have a return statement within it?

    Which is correct?

    1. i and iii: Ans

    2. i and ii

    3. ii and iv

    4. i, iii and iv

  27. What will happen if you assign a value to an element of an array whose subscript exceeds the size of the array? The element will be set to 0 Nothing, its done all the time Other data may be overwritten Error message from the compiler

  28. What is the output of the following code? #include <stdio. h> void main () { int arr[2][3][2] = { { { 2, 4}, { 7, 8}, { 3, 4}, }, { { 2, 2}, { 2, 3}, { 3, 4}, }}; printf ( “\n%d” * * ( * arr + 1) + 2 + 7); } 16: Ans 7 11 Error

  29. If int s[5] is a one dimensional array of integers, which of the following refers to the third element in the array?

  30. #include stdio. h main () { int * p1, i = 25; void * p2; p1 = &i; p2 = &i; p1 = p2; p2 = p1; printf ( “%d” i); } The output of the above code is: Program will not compile: Ans 25 Garbage value Address of I

  31. What is the output of the following code? void main () { int i = 100, j = 200; const int * p = &i; p = &j; printf ( “%d” * p); } 100 200: Ans 300 None of the above

  32. void main () { int i = 3; int * j = &i; clrscr (); printf ( “%d%d” + + * j, * (&i) ); } What is the output of this program? 3 3 4 3: Ans 4, address of i printed Error: Lvalue required

  33. What is the output of the following code? #include <stdio. h> void main () { int arr[] = { 10, 20, 30, 40, 50}; int * ptr = arr; printf ( “\n %d\t%d\t” * ptr + +, * ptr); } 10 20 10 10: Ans 20 20 20 10

  34. Which of these are reasons for using pointers?

    1. To manipulate parts of an array

    2. To refer to keywords such as for and if

    3. To return more than one value from a function

    4. To refer to particular programs more conveniently

    Which is correct?

    1. 1 & 3: Ans

    2. Only 1

    3. Only 3

    4. All of the above

  35. struct number { int no; char name[25]; }; void main () { struct number n1[] = { { 25, “rose” }, { 20, “gulmohar” }, { 8, “geranium” }, { 11, “dahalia” }}; printf ( “%d%d” n1[2]. No ( * &n1 + 2), → no + 1); } What is the output of this program? 8 8 8 9: Ans 9 8 8, unpredictable

  36. During initializing a union Only one member can be initialised. All the members will be initialised. Initialisation of a union is not possible. Ans None of these options

  37. Self referential structure is one

    1. Consisting the structure in the parent structure

    2. Consisting the pointer of the structure in the parent structure

    Which is correct?

    1. Only a

    2. Only b

    3. Both a and b

    4. Neither a nor b

  38. Individual structure member can be initialized in the structure itself True False Compiler dependent None of these options

  39. Which of the following is the feature of stack? All operations are at one end It cannot reuse its memory All elements are of different data types Any element can be accessed from it directly: Ans

  40. When stacks are created Are initially empty: Ans Are initialized to zero Are considered full None of these options

  41. What is time required to insert an element in a stack with linked implementation?

  42. Which of the following is the feature of stack? All operations are at one end It cannot reuse its memory All elements are of different data types Any element can be accessed from it directly: Ans

  43. Time taken for addition of element in queue is

    1. (1)

    2. (n)

    3. (log n): Ans

    4. None of these options

  44. When is linear queue said to be empty? Front = = rear Front = rear-1 Front = rear + 1 Front = rear: Ans

  45. When queues are created Are initially empty: Ans Are initialized to zero Are considered full None of the above

  46. What would be the output of the following program? #include <stdio. h> main () { printf ( “\n%c” “abcdefgh” [4]); }

    1. abcdefgh

    2. d

    3. e: Ans

    4. error

  47. Select the correct C code which will read a line of characters (terminated by a \n) from input_file into a character array called buffer. NULL terminate the buffer upon reading a \n. Int ch, loop = 0; ch = fgetc (input_file); while ( (ch! = ‘\n’ ) && (ch! = EOF) ) { buffer[loop] = ch; loop + +; ch = fgetc (input_file); } buffer[loop] = NULL; int ch, loop = 0; ch = fgetc (input_file); while ( (ch = “\n” ) && (ch = EOF) ) { buffer[loop] = ch; loop--; ch = fgetc (input_file); } buffer[loop] = NULL; int ch, loop = 0; ch = fgetc (input_file); while ( (ch <> “\n” ) && (ch! = EOF) ) { buffer[loop] = ch; loop + +; ch = fgetc (input_file); } buffer[loop] = -1; None of the above

  48. What is the output of the following code? void main () { int a = 0; int b = 0; + + a = = 0 | + + b = = 11; printf ( “\n%d, %d” a, b); }

    1. 0, 1

    2. 1, 1: Ans

    3. 0, 0

    4. 1, 0

  49. What is the output of the following program? #define str (x) #x #define Xstr (x) str (x) #define oper multiply void main () { char * opername = Xstr (oper); printf ( “%s” opername); }

    1. opername

    2. Xstr

    3. multiply: Ans

    4. Xstr

  50. What is the output of the following code? #include <stdio. h> #include <string. h> void main () { char * a = “C-DAC\0\0ACTS\0\n” printf ( “%s\n” a); } C-DAC ACTS ACTS C-DAC: Ans None of these

  51. #include <stdio. h> void main () { while (1) { if (printf ( “%d” printf ( “%d” ) ) ) break; else continue; } } The output is Compile time error Goes into an infinite loop Garbage values: Ans None of these options

  52. Select the correct C statements which tests to see if input_file has opened the data file successfully. If not, print an error message and exit the program. If (input_file = = NULL) { printf ( “Unable to open file. \n” ); exit (1); } if (input_file! = NULL) { printf ( “Unable to open file. \n” ); exit (1); } while (input_file = NULL) { printf ( “Unable to open file. \n” ); exit (1); } None of these options

  53. The code int i = 7

    1. printf ( “%d\n” i + + * i + + )

    2. prints 49

    3. prints 56: Ans

    4. is compiler dependent expression i + + * i + + is undefined

  54. Recursive procedure are implemented by Linear list Queue Tree Stack: Ans

  55. Which of these are reasons for using pointers?

    1. To manipulate parts of an array

    2. To refer to keywords such as for and if

    3. To return more than one value from a function

    4. To refer to particular programs more conveniently

    Which is correct?

    1. 1 & 3: Ans

    2. only 1

    3. only 3

    4. None of these options

  56. The expression x = 4 + 2 %-8 evaluates to

    1. -6

    2. 6

    3. 4

    4. None of these options

  57. What is the output of the following code? #include <stdio. h> main () register int a = 2; printf ( “\nAddress of a = %d,” &a); printf ( “\tValue of a = %d” a); Address of a, 2: Ans Linker error Compile time error None of these options 58. What is the output of the following code? #include <stdio. h> void main () { int arr[] = { 0, 1, 2, 3, 4, 5, 6}; int i, * ptr; for (ptr = arr + 4, i = 0; i ⇐ 4; i + + ) printf ( “\n%d” ptr[-i]) (as the 0 = 4, for-1 it becomes = 3); }

    1. Error

    2. 6 5 4 3 2

    3. 0 garbage garbage garbage garbage

    4. 4 3 2 1 0: Ans

  58. Which of the following is the correct way of declaring a float pointer: Float ptr; float * ptr; Ans * float ptr; None of the above

  59. If the following program (newprog) is run from the command line as: Newprog 1 2 3 What would be the output of the following? void main (int argc, char * argv[]) { int I, j = 0; for (I = 0; I & lt; argc; I + + ) j = j + atoi (argv[I]); printf ( “%d” j); }

    1. 123

    2. 6

    3. 123

    4. Compilation error: Ans

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