C Interview Questions
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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 3579

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,

892

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 8333




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 3333

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

Accenture,

2 4108

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 5779

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 6542

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 8179




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 4438

write the program for prime numbers?

Aptech, Infosys, TCS, Accenture,

73 237643

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

5 4250

write a program for even numbers?

TCS,

19 19641

write a program for odd numbers?

15 19484

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?

1395

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

Google, ME,

3 9449


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Un-Answered Questions { C }

a c code by using memory allocation for add ,multiply of sprase matrixes

1447


If a five digit number is input through the keyboard, write a program to print a new number by adding one to each of its digits.For example if the number that is input is 12391 then the output should be displayed as 23402

1935


how to write optimum code to divide a 50 digit number with a 25 digit number??

1974


hi, which software companys will take,if d candidate's % is jst 55%?

852


#include int main(){ int i=10; int *ptr=&i; *ptr=(int *)20; printf("%d",i); return 0; } Output: 20 can anyone explain how came the output is 20

271






provide an example of the Group by clause, when would you use this clause

942


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

2104


Write a C++ program to generate 10 integer numbers between - 1000 and 1000, then store the summation of the odd positive numbers in variable call it sum_pos, then find the maximum digit in this variable regardless of its digits length.

833


In c programming typeing to occupy the variables in memory space. if not useing the variable the memory space is wasted.ok, how to avoid the situation..? (the variable is used & notused)

832


write a c program in such a way that if we enter the today date the output should be next day's date.

935


Design a program which assigns values to the array temperature. The program should then display the array with appropriate column and row headings.

990


Write a program to replace n bits from the position p of the bit representation of an inputted character x with the one's complement. Method invertBit takes 3 parameters x as input character, p as position and n as the number of positions from p. Replace n bits from pth position in 8 bit character x. Then return the characters by inverting the bits.

2863


how to find anagram without using string functions using only loops in c programming

1923


To print the pattern 1 2 3 4 5 10 17 18 19 6 15 24 25 20 7 14 23 22 21 8 13 12 11 10 9

1387


Between macros and functions,which is better to use and why?

831