| Other C Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| how does printf function work | | 1 |
| what is use#in c | | 3 |
| What is meant by
int fun const(int a, int b) {
....
...
}
| | 1 |
| What will be the result of the following program?
main()
{
char p[]="String";
int x=0;
if(p=="String")
{
printf("Pass 1");
if(p[sizeof(p)-2]=='g')
printf("Pass 2");
else
printf("Fail 2");
}
else
{
printf("Fail 1");
if(p[sizeof(p)-2]=='g')
printf("Pass 2");
else
printf("Fail 2");
}
}
a) Pass 1, Pass 2
b) Fail 1, Fail 2
c) Pass 1, Fail 2
d) Fail 1, Pass 2
e) syntax error during compilation
| IBM | 10 |
| HOW TO SWAP TWO NOS IN ONE STEP? | Satyam | 12 |
| write a program that finds the factorial of a number using
recursion? | | 1 |
| what is dangling pointer? | LG-Soft | 1 |
| main()
{
int x=20,y=35;
x = y++ + x++;
y = ++y + ++x;
printf("%d %d\n",x,y);
}
what is the output? | Ramco | 4 |
| What should be keep precautions while using the recursion
method? | | 1 |
| 34.what are bitwise shift operators?
35.what are bit fields? What is the use of bit fields in a
structure declaration?
36.what is the size of an integer variable?
37.what are the files which are automatically opened when a
c file is executed?
38.what is the little endian and big endian?
39.what is the use of fflush() function?
40.what is the difference between exit() and _exit() functions?
41.where does malloc() function get the memory?
42.what is the difference between malloc() and calloc()
function?
43.what is the difference between postfix and prefix unary
increment operators? | | 2 |
| Write a program to accept a character & display its
corrosponding ASCII value & vice versa? | | 4 |
| what is the difference between c and java? | | 1 |
| Which of the Following will define a type NODE that is a
node in a Linked list?
A)struct node {NODE*next;int x;};type def struct node NODE;
B)typedef struct NODE {struct NODE *next;int x;};
C)typedef struct NODE {NODE *next;int x;};
D)typedef struct {NODE *next;int x;}NODE;
| Accenture | 4 |
| who will call your main function in c under linux? | | 2 |
| 18)struct base {int a,b;
base();
int virtual function1();
}
struct derv1:base{
int b,c,d;
derv1()
int virtual function1();
}
struct derv2 : base
{int a,e;
}
base::base()
{
a=2;b=3;
}
derv1::derv1(){
b=5;
c=10;d=11;}
base::function1()
{return(100);
}
derv1::function1()
{
return(200);
}
main()
base ba;
derv1 d1,d2;
printf("%d %d",d1.a,d1.b)
o/p is
a)a=2;b=3;
b)a=3; b=2;
c)a=5; b=10;
d)none
19) for the above program answer the following q's
main()
base da;
derv1 d1;
derv2 d2;
printf("%d %d %d",da.function1(),d1.function1(),d2.function1
());
o/p is
a)100,200,200;
b)200,100,200;
c)200,200,100;
d)none
20)struct {
int x;
int y;
}abc;
you can not access x by the following
1)abc-->x;
2)abc[0]-->x;
abc.x;
(abc)-->x;
a)1,2,3
b)2&3
c)1&2
d)1,3,4
| | 1 |
| void main()
{
char far *farther,*farthest;
printf("%d..%d",sizeof(farther),sizeof(farthest));
}
| ME | 3 |
| write a program to insert an element at the specified
position in the given array in c language | IBM | 2 |
| Write a C program that reads a series of strings and prints
only those ending in "ed" | | 2 |
| write the program for prime numbers? | TCS | 10 |
| How can draw a box in cprogram without using graphics.h
header file & using only one printf(); ? | NIIT | 1 |
| |
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