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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 6629

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,

2175

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 13561

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 6407

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

Accenture,

2 6737

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 13781

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 10955

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 15197

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 7905

write the program for prime numbers?

Accenture, Aptech, Infosys, TCS,

73 281900

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

5 7771

write a program for even numbers?

TCS,

19 32150

write a program for odd numbers?

15 29399

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?

2693

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

Google, ME,

3 14088


Post New C Questions

Un-Answered Questions { C }

What is the function of this pointer?

1343


What is advantage of pointer in c?

1192


What is include directive in c?

1158


What is line in c preprocessor?

1061


How will you delete a node in DLL?

1294


What is malloc() function?

1161


what is the structure pointer?

2123


Why pointers are used?

1077


Write a program to implement a round robin scheduler and calculate the average waiting time.Arrival time, burst time, time quantum, and no. of processes should be the inputs.

1108


What is scope of variable in c?

1046


What do you know about the use of bit field?

1046


What does c mean in standard form?

1182


What is echo in c programming?

1029


What is || operator and how does it function in a program?

1092


Give me the code of in-order recursive and non-recursive.

1378