CDAC Latest Placement Papers with Answers

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

9. The component of data base management system is ________

Data definition Language

Data manipulation Language

Data definition Language

Data manipulation Language

None of these

10. The quality of Algorithm is judged on the basis of_________

Time requirement

Memory Requirement

Accuracy of solution

All of these-ans

11. Advantages of using flow charts is

Effective Analysis

Efficient Coding

Time consuming

Effective Analysis

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

ans Both Fractional and Exponential forms

13. The program, which translates high-level program into its equivalent machine language program, is called Transformer Language processor Converter

None of these options

14. Consider the following statements.

i.Multiplication associates left to right

ii.Division associates left to right

iii.Unary Minus associates right to left

iv.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
void main()
{
printf(“n10!=9 : %5d”,10!=9);
}
ans 0 Error None of these options

17. #include
void main()
{
int x=10;
(x
void main()
{
int a=14;
a += 7;
a -= 5;
a *= 7;
printf(“n%d”,a);
}
ans 98 89 None of these options

20. What is the output of the following code? #include
#define T t
void main()
{
char T = `T`;
printf(“n%ct%cn”,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)

Ans printf("%c", a); 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("%dn",count); for( count = 1; count 10; count = count + 1) printf(“%dn”,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
void swap(int&, int&);
void main()
{
int a = 10,b=20;
swap (a++,b++);
printf(“n%dt%dt”,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
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

i. it is also called circular definition

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

iii. it occurs when a statement within the function calls the function itself iv. a recursive function cannot have a return statement within it"

i and iii<——ans i and ii ii and iv 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
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? *( s + 2 ) <——ans *( s + 3 ) s + 3 s + 2

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
void main()
{
int arr[] = {10,20,30,40,50};
int *ptr = arr;
printf(“n %dt%dt”,*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 1 & 3 no+1);
}
35 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

a. Consisting the structure in the parent structure

b. Consisting the pointer of the structure in the parent structure Only a Only b Both a and b 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

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

(1) (log2n)<——ans (n) (n log2n)

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 directlyns

43. Time taken for addition of element in queue is (1) (n) (log n)

ans 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
main()
{
printf(“n%c”, “abcdefgh”[4]);
}
abcdefgh
d
e <——ans 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;



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);
}
0, 1
1, 1 <——ans 0, 0 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); } opername Xstr multiply <——ans Xstr

50. What is the output of the following code ? #include
#include
void main()
{
char *a = “C-DACACTSn”; printf(“%sn”,a); }
C-DAC ACTS
ACTS
C-DAC <——ans None of these 51. #include
void main()
{
while (1)
{if (printf(“%d”,printf(“%d”)))
break;
else
continue;
}
}
The output is
Compile time error
Goes into an infinite loop