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C Interview Questions
Questions Answers Views Company eMail

What will be printed as the result of the operation below: #include<..> int x; int modifyvalue() { return(x+=10); } int changevalue(int x) { return(x+=1); } void main() { int x=10; x++; changevalue(x); x++; modifyvalue(); printf("First output:%d\n",x); x++; changevalue(x); printf("Second output:%d\n",x); modifyvalue(); printf("Third output:%d\n",x); }

2 11076

1)which of following operator can't be overloaded. a)== b)++ c)?! d)<=

CybOrg, Siemens,

16 41125

2)#include main() { printf("Hello World"); } the program prints Hello World without changing main() the o/p should be intialisation Hello World Desruct the changes should be a)iostream operator<<(iostream os, char*s) os<<'intialisation'<<(Hello World)<

Siemens,

4 14503

6)swap(int x,y) { int temp; temp=x; x=y; y=temp; } main() { int x=2;y=3; swap(x,y); } after calling swap ,what are yhe values x&y?

3 20356

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 10588

write a program to swap bits in a character and return the value prototype of function char fun (char a, charb flag c) where fun returns a char, char a is a the value char b is the bit to be changed and flag c is the bit value for eg: x=fun(45,7,0) since 45 is 0010 0101 and ow x should contain the value 65 (0110 0101)

Bosch, College School Exams Tests,

1 7329

How to add two numbers without using arithmetic operators?

College School Exams Tests, e track, Infosys, Pan Parag, Sapient, TCS,

18 43726

how we can make 3d venturing graphics on outer interface

Microsoft,

1 4833

what is the defrenece between structure and union

Aloha Technology,

5 9933

Write a program to generate a pulse width frequency of your choise,which can be variable by using the digital port of your processor

TATA, TCS,

3545

What is volatile

2 5619

how to find the size of the data type like int,float without using the sizeof operator?

13 24793

what is the use of a array in c

6 8458

How to avoid structure padding in C?

Tech Mahindra,

8 55081

Why does not use getgh(); and in c language.

Elofic,

3 10087


Post New C Questions

Un-Answered Questions { C }

How many types of sorting are there in c?

1061


What are all different types of pointers in c?

1012


What are the advantages of c language?

1099


How is pointer initialized in c?

1026


What are the 4 types of unions?

1046


please help me..... please codes and flowchart plz turbo c lang po yan.....please asap response... 3. Make an astrology program. The user types in his or her birthday (month, day, and year as integer), and the program responds with the user’s zodiac sign, horoscope, and other information related to it. If the user’s birth year falls into a leap year, your program should display an appropriate message for it. NOTES: Conditional Statements: it should be with graphics

3340


What are the types of functions in c?

989


Why is %d used in c?

1007


Write a client and server program in C language using UDP, where client program interact with the Server as given below: i) The client begins by sending a request to send a string of 8 characters or series of 7 numbers, the server sends back a characters or numbers as per the request of the client. ii) In case of series of 7 numbers: The client sends a multiplication of numbers, to the server. iii) In case of a string of 8 characters: The client sends a reverse order of string to the server.. iv) Server will send an acknowledgment to the client after receiving the correct answer

4362


FILE PROGRAMMING

2245


How is a structure member accessed?

1135


What will the preprocessor do for a program?

1077


What header files do I need in order to define the standard library functions I use?

1061


What is c value paradox explain?

1101


How does pointer work in c?

1126