C Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C Interview Questions

Questions Answers Views Company eMail

main() { int x=20,y=35; x = y++ + x++; y = ++y + ++x; printf("%d %d\n",x,y); } what is the output?

Ramco,

10 19358

main() { int x=5; printf("%d %d %d\n",x,x<<2,x>>2); } what is the output?

Ramco,

9 18265

#define swap1(a,b) a=a+b;b=a-b;a=a-b; main() { int x=5,y=10; swap1(x,y); printf("%d %d\n",x,y); swap2(x,y); printf("%d %d\n",x,y); } int swap2(int a,int b) { int temp; temp=a; b=a; a=temp; return; } what are the outputs?

Ramco,

4 20173

#include main() { char s1[]="Ramco"; char s2[]="Systems"; s1=s2; printf("%s",s1); } what will happen if you executed this code?

Ramco,

4 10055

#include main() { char *p1; char *p2; p1=(char *) malloc(25); p2=(char *) malloc(25); strcpy(p1,"Ramco"); strcpy(p2,"Systems"); strcat(p1,p2); printf("%s",p1); } Tell me the output?

Ramco,

6 16422

main() { int x=10,y=15; x=x++; y=++y; printf("%d %d\n",x,y); } output??

EBS, Ramco, Sangwin, TCS,

19 61453

main() { int a=0; if(a=0) printf("Ramco Systems\n"); printf("India\n"); } output?

Ramco,

7 13263

#include int SumElement(int *,int); void main(void) { int x[10]; int i=10; for(;i;) { i--; *(x+i)=i; } printf("%d",SumElement(x,10)); } int SumElement(int array[],int size) { int i=0; float sum=0; for(;i

Ramco,

5 11105

const char * char * const What is the differnce between the above tow?.

Ramco, TCS,

6 10709

two variables are added answer is stored on not for third variable how it is possible?

3 6326

how to convert binary to decimal and decimal to binary in C lanaguage

BPO, Far East Promotions, IBM, RBS,

7 28180

what is use#in c

3 6804

how to connect oracle in C/C++.

TCS, Wipro,

3 10173

How to use c/c++ code in JAVA

CDAC, IBM, Satyam, Scope International,

10 22033

Explain the importance and use of each component of this string: Foo.Bar, Version=2.0.205.0, Culture=neutral, PublicKeyToken=593777ae2d274679d

TCS,

1 7148

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Un-Answered Questions { C }

What is the total generic pointer type?

1166

Do you know what are bitwise shift operators in c programming?

1113

List the variables are used for writing doubly linked list program.

2038

while initialization of array why we use a[][2] why not a[2][]...?

2372

Why is not a pointer null after calling free?

1031

How can I display a percentage-done indication that updates itself in place, or show one of those twirling baton progress indicators?

1038

Explain what are header files and explain what are its uses in c programming?

1162

What are the features of c language?

1075

Why pointers are used in c?

1018

Here is a neat trick for checking whether two strings are equal

1027

Is it cc or c in a letter?

1030

What is an expression?

1067

i have to apply for the rbi for the post of officers. i need to know abt the entrance questions whether it may be aps or techinical....

1986

write a progrmm in c language take user interface generate table using for loop?

2056

What is a pointer and how it is initialized?

1169

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