Answer Posted / vikas

// removal of duplicate character form a given string
#include <string.h>
#include <stdio.h>

int main()
{
char os[30];
char ds[20];
int i=0,j=0, c;

printf("Enter string\n");
while ((c = getchar()) != '\n')
os[i++] = c;
os[i] = '\0';

ds[0] =os[0];
ds[1] = '\0';
i = 1;
while ( os[i] != '\0'){
j = 0;
while (ds[j] != '\0') {
if (ds[j] == os[i])
break;
else
j++;
}
if (ds[j] == '\0') {
ds[j] = os[i];
ds[++j] = '\0';
}
i++;
}
printf("Original string = %s\n", os);
printf("modified string = %s\n", ds);
return 0;
}

Explain heap and queue.

1142

---

in case any function return float value we must declare a) the function must be declared as 'float' in main() as well b) the function automatically returned float values c) function before declared 'float' keyword d) all the above

1084

---

Can I initialize unions?

1090

---

Explain the meaning of keyword 'extern' in a function declaration.

1208

---

How can I display a percentage-done indication that updates itself in place, or show one of those twirling baton progress indicators?

1074

---

Explain what are header files and explain what are its uses in c programming?

1201

---

Is multithreading possible in c?

1066

---

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

1157

---

Why header file is used in c?

1156

---

What is static and auto variables in c?

1141

---

Is a house a shell structure?

1213

---

Explain how are 16- and 32-bit numbers stored?

1306

---

i = 25;switch (i) {case 25: printf("The value is 25 ");case 30: printf("The value is 30 "); When the above statements are executed the output will be : a) The value is 25 b) The value is 30 c) The value is 25 The value is 30 d) none

1119

---

1) There is a singing competition for children going to be conducted at a local club. Parents have been asked to arrive at least an hour before and register their children’s names with the Program Manager. Whenever a participant registers, the Program Manager has to position the name of the person in a list in alphabet order. Write a program to help the Program Manager do this by placing the name in the right place each time the Program Manger enters a name. 2) the Event Manager has to send participants to the stage to perform in the order in which they registered. Write a program that will help the Event Manager know who to call to the stage to perform. The Logic should be in Data Structures

3284

---

List the difference between a 'copy constructor' and a 'assignment operator' in C?

1139

---