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C Interview Questions
Questions Answers Views Company eMail

2. What is the function of ceil(X) defined in math.h do? A)It returns the value rounded down to the next lower integer B)it returns the value rounded up to the next higher integer C)the Next Higher Value D)the next lower value

Accenture,

3 6780

3. When do you say that a digraph is acyclic A)if and only if its first search does not have back arcs B)a digraph is acyclic if and only if its first search does not have back vertices C)if and only if its first search does not have same dfnumber D)None of these

Accenture,

2240

4.A function 'q' that accepts a pointer to a character as argument and returns a pointer to an array of integer can be declared as: A)int (*q(char*)) [] B)int *q(char*) [] C)int(*q)(char*) [] D)None of the Above

Accenture,

6 13818

5. What kind of sorting is this: SORT (k,n) 1.[Loop on I Index] repeat thru step2 for i=1,2,........n-1 2.[For each pass,get small value] min=i; repeat for j=i+1 to N do { if K[j]

Accenture,

2 6555

6. Which of the Following is not defined in string.h? A)strspn() B)strerror() C)memchr() D)strod()

Accenture,

2 6865

7. Identify the correct argument for the function call fflush() in ANSI C: A)stdout B)stdin C)stderr D)All the above

Accenture,

10 14078

10. Study the code: void show() main() { show(); } void show (char *s) { printf("%sn",s); } What will happen if it is compiled & run on an ANSI C Compiler? A)It will compile & nothing will be printed when it is executed B)it will compile but not link C)the compiler will generate an error D)the compiler will generate a warning

Accenture,

5 11121

11. Look at the Code: #include void main() { char s1[]="abcd"; char s2[10]; char s3[]="efgh"; int i; clrscr(); i=strcmp(strcat(s3,ctrcpy(s2,s1))strcat(s3,"abcd")); printf("%d",i); } What will be the output? A)No output B) A Non Integer C)0 D) Garbage

Accenture,

7 15412

12. Look at the Code: main() { int a[]={1,2,3},i; for(i=0;i<3;i++) { printf("%d",*a); a++; } } Which Statement is/are True w.r.t the above code? I.Executes Successfully & Prints the contents of the array II.Gives the Error:Lvalue Required III.The address of the array should not be changed IV.None of the Above. A)Only I B)Only II C)II & III D)IV

Accenture,

4 8026

write the program for prime numbers?

Accenture, Aptech, Infosys, TCS,

73 284056

write the program for maximum of the following numbers? 122,198,290,71,143,325,98

5 7935

write a program for even numbers?

TCS,

19 32830

write a program for odd numbers?

15 29819

Write a C program on Centralized OLTP, Decentralized OLTP using locking mechanism, Semaphore using locking mechanism, Shared memory, message queues, channel of communication, sockets and a simple program on Saving bank application program using OLTP in IPC?

2758

Predict the output or error(s) for the following: 25. main() { printf("%p",main); }

Google, ME,

3 14255


Post New C Questions

Un-Answered Questions { C }

What is the difference between NULL and NUL?

1357


Explain how can you check to see whether a symbol is defined?

1256


How can I find out how much free space is available on disk?

1111


Is c easier than java?

1126


What is pre-emptive data structure and explain it with example?

3792


What is struct node in c?

1129


Write a program to find the biggest number of three numbers in c?

1106


What are the types of operators in c?

1112


What is header file definition?

1147


Explain what math functions are available for integers? For floating point?

1165


How does sizeof know array size?

1174


Which is best book for data structures in c?

1142


How can I change their mode to binary?

1187


What are the similarities between c and c++?

1143


writ a program to compare using strcmp VIVA and viva with its output.

2087