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IBM C Interview Questions
Questions Answers Views Company eMail

What are Storage Classes in C ?

32 84450

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

28 61350

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 11990

What is the result main() { char c=-64; int i=-32 unsigned int u =-16; if(c>i){ printf("pass1,"); if(c 9 6138


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 3783

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 4026

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 3027

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 3827

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 5716

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

7 19285

How to use c/c++ code in JAVA

10 11950

how many header file is in C language ?

42 41121

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 2440

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

17 9407

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 8986

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Un-Answered Questions

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

757


how to take the quantity of block work and plastering  1block price:3saudi riyal cement:1bag:15 saudi riyal sand:3bag:20 saudi riyal 1mason:9hour per hour 40 saudi riyal 1labour:9hour per hour 40 saudi riyal can anybdy calculate

777


What do you by interfacing in PC ?

250


What are :- AC Distribution Board (Single & Double Front) DC Distribution Boards Distribution Board LT Breaker Panel.

491


how can u do connectivity in c++ language? plz send me connectivity code in c++ ?

810


how many current required for hypo test

390


material grade c 45

94


2. What are the parameters of EHT sub-station?

668


What are the most common sources for cGMP

1042


Which type of object requires this object?

592


I am getting the (first) page number and the remaining records displayed in another list in another page BUT the PAGE Number is not displayed? What is the code/solution?

542


What r the features,u take care in prototype testing?

766


i have doubt suppose iam purly working in manual, when i will get work to do on sql and performence testing? pls any one clarify doubt?

626


plz get me the placement paper for the hindalco industries Ltd. plz mail it on arunmangadu@gmail.com

5584


What is Positive List & Negative List in SAP GTS SPL Screening?

151




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