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1. Is there any difference between the following two statements? char p=0;char t=NULL;
(A): Yes
(B): No
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MCQ->What will be the output of the program? #include<stdio.h> #include<stdarg.h> void fun1(char, int, int , float , char ); void fun2(char ch, ...); void (p1)(char, int, int , float , char ); void (p2)(char ch, ...); int main() { char ch='A'; int i=10; float f=3.14; char p="Hello"; p1=fun1; p2=fun2; (p1)(ch, i, &i, &f, p); (p2)(ch, i, &i, &f, p); return 0; } void fun1(char ch, int i, int pi, float pf, char p) { printf("%c %d %d %f %s \n", ch, i, pi, pf, p); } void fun2(char ch, ...) { int i, pi; float pf; char p; va_list list; printf("%c ", ch); va_start(list, ch); i = va_arg(list, int); printf("%d ", i); pi = va_arg(list, int); printf("%d ", pi); pf = va_arg(list, float); printf("%f ", pf); p = va_arg(list, char ); printf("%s", p); }....
MCQ->Which of the following statement is correct about the program given below? #include<iostream.h> class IndiaBix { int x; float y; public: void BixFunction(int = 0, float = 0.00f, char = 'A'); void BixFunction(float, int = 10.00, char = 'Z'); void BixFunction(char, char, char); }; int main() { IndiaBix objBix; objBix.BixFunction(10 1.0, int(56.0)); return 0; } void IndiaBix::BixFunction(int xx, float yy, char zz) { x = xx + int(yy); cout<< "x = " << x << endl; } void IndiaBix::BixFunction(float xx, int yy, char zz) { x = zz + zz; y = xx + yy; cout<< " x = " << x << endl; } void IndiaBix::BixFunction(char xx, char yy, char zz) { x = xx + yy + zz; y = float(xx 2); cout<< " x = " << x << endl; }....
MCQ->What will be the output of the following program? #include<iostream.h> class Base { public: char S, A, M; Base(char x, char y) { S = y - y; A = x + x; M = x x; } Base(char, char y = 'A', char z = 'B') { S = y; A = y + 1 - 1; M = z - 1; } void Display(void) { cout<< S << " " << A << " " << M << endl; } }; class Derived : public Base { char x, y, z; public: Derived(char xx = 65, char yy = 66, char zz = 65): Base(x) { x = xx; y = yy; z = zz; } void Display(int n) { if(n) Base::Display(); else cout<< x << " " << y << " " << z << endl; } }; int main() { Derived objDev; objDev.Display(0-1); return 0; }....
MCQ->What will be the output of the following program? #include<iostream.h> #include<string.h> class IndiaBix { char txtMsg[50]; public: IndiaBix(char str = NULL) { if(str != NULL) strcpy(txtMsg, str); } int BixFunction(char ch); }; int IndiaBix::BixFunction(char ch) { static int i = 0; if(txtMsg[i++] == ch) return strlen((txtMsg + i)) - i; else return BixFunction(ch); } int main() { IndiaBix objBix("Welcome to IndiaBix.com!"); cout<< objBix.BixFunction('t'); return 0; }....
MCQ->Which of the following statement is correct about the program given below? #include<iostream.h> #include<string.h> #include<malloc.h> class BixString { char txtName[20]; public: BixString(char txtTemp = NULL) { if(txtTemp != NULL) strcpy(txtName, txtTemp); } void Display(void) { cout<<txtName; } }; int main() { char txtName = (char)malloc(10); strcpy(txtName, "IndiaBIX"); txtName = 48; BixString objTemp(txtName); cout<< sizeof(txtName); return 0; }....
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