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IBM C Interview Questions
Questions Answers Views Company eMail

What are Storage Classes in C ?

32 96665

WHAT IS THE DIFFERENCE BETWEEN malloc() and calloc() in c file management?

28 67968

Result of the following program is main() { int i=0; for(i=0;i<20;i++) { switch(i) case 0:i+=5; case 1:i+=2; case 5:i+=5; default i+=4; break;} printf("%d,",i); } } a)0,5,9,13,17 b)5,9,13,17 c)12,17,22 d)16,21 e)syntax error

8 14908

What is the result main() { char c=-64; int i=-32 unsigned int u =-16; if(c>i){ printf("pass1,"); if(c 9 8588


what will the following program do? void main() { int i; char a[]="String"; char *p="New Sring"; char *Temp; Temp=a; a=malloc(strlen(p) + 1); strcpy(a,p); //Line no:9// p = malloc(strlen(Temp) + 1); strcpy(p,Temp); printf("(%s, %s)",a,p); free(p); free(a); } //Line no 15// a) Swap contents of p & a and print:(New string, string) b) Generate compilation error in line number 8 c) Generate compilation error in line number 5 d) Generate compilation error in line number 7 e) Generate compilation error in line number 1

1 4665





In the following code segment what will be the result of the function, value of x , value of y { unsigned int x=-1; int y; y = ~0; if(x == y) printf("same"); else printf("not same"); } a) same, MAXINT, -1 b) not same, MAXINT, -MAXINT c) same , MAXUNIT, -1 d) same, MAXUNIT, MAXUNIT e) not same, MAXINT, MAXUNIT

1 5030

what will be the result of the following program ? char *gxxx() { static char xxx[1024]; return xxx; } main() { char *g="string"; strcpy(gxxx(),g); g = gxxx(); strcpy(g,"oldstring"); printf("The string is : %s",gxxx()); } a) The string is : string b) The string is :Oldstring c) Run time error/Core dump d) Syntax error during compilation e) None of these

2 4234

What will be result of the following program? void myalloc(char *x, int n) { x= (char *)malloc(n*sizeof(char)); memset(x,\0,n*sizeof(char)); } main() { char *g="String"; myalloc(g,20); strcpy(g,"Oldstring"); printf("The string is %s",g); } a) The string is : String b) Run time error/Core dump c) The string is : Oldstring d) Syntax error during compilation e) None of these

3 5074

What will be the result of the following program? main() { char p[]="String"; int x=0; if(p=="String") { printf("Pass 1"); if(p[sizeof(p)-2]=='g') printf("Pass 2"); else printf("Fail 2"); } else { printf("Fail 1"); if(p[sizeof(p)-2]=='g') printf("Pass 2"); else printf("Fail 2"); } } a) Pass 1, Pass 2 b) Fail 1, Fail 2 c) Pass 1, Fail 2 d) Fail 1, Pass 2 e) syntax error during compilation

10 7120

how to convert binary to decimal and decimal to binary in C lanaguage

7 21789

How to use c/c++ code in JAVA

10 14020

how many header file is in C language ?

43 51087

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

1 3153

what is difference between ++(*p) and (*p)++

17 13773

Average of a couple 10 years ago was 25. The average remains same after having a child and twins after 3 years. What is the present age of the first child

10 11031

Post New IBM C Interview Questions



Un-Answered Questions

when will you do debug your script? and explain that process?

863


What Is A Put Option?

3


You can roll a dice three times. You will be given $X where X is the highest roll you get. You can choose to stop rolling at any time (example, if you roll a 6 on the first roll, you can stop). What is your expected pay-out?

2


Differentiate y = sinx + cosx + tanx

3


what is the working of tcp/ip?

926






Explain the technology you used in your final year project?

4


Anybody tell me about modbus hex address of l&t trivector meter er300p??I want to read voltage,current,kwh etc via rs485...If anybody have a manual then send on my mail..Brijeshmodi18@gmail.Com

334


I cannot log to my server sap ecc but need to try some new issues to learn about. Can somebody borrow me his access or user password and client- server code juste for some practice??? You will be welcome (mail: Flashe10@live.Fr)

423


What is the project management structure in your project? Is a PL assigned to the project?

1303


Different ways a project can be moved to production ?...example ….export-import and Version control.

1186


Ram, the proprietor brought additional capital of Rs 75000/- by pledging his wifes gold.pass entry

932


Different types of ABAP memory ?

788


Explain DMR.

891


explain construction of lvdt?

1076


How to fix tableviewcell dequeue issue ?

509






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