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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 6512

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,

2140

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 13358

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 6256

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

Accenture,

2 6650

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 13513

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 10793

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 14992

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 7748

write the program for prime numbers?

Accenture, Aptech, Infosys, TCS,

73 279757

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

5 7619

write a program for even numbers?

TCS,

19 31541

write a program for odd numbers?

15 28922

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?

2641

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

Google, ME,

3 13959


Post New C Questions

Un-Answered Questions { C }

What is pointer & why it is used?

1078


What is c programming structure?

1130


how can use subset in c program and give more example

1950


Why doesnt that code work?

1097


How can you invoke another program from within a C program?

1037


What are the advantages of using Unions?

1081


Explain 'bit masking'?

1041


Tell me the use of bit field in c language?

1033


Differentiate between declaring a variable and defining a variable?

1003


write a C program:There is a mobile keypad with numbers 0-9 and alphabets on it. Take input 0f 7 keys and then form a word from the alphabets present on the keys.

15952


What does c mean before a date?

1130


int far *near * p; means

3512


why we wont use '&' sing in aceesing the string using scanf

2332


Define and explain about ! Operator?

967


Can a function be forced to be inline? Also, give a comparison between inline function and the C macro?

1062