Question 1) What will the following code display?#include using namespace std;void calc (int, int&, int &);int main(){int x = 1;int y = 2;int z = 3;calc(x, y, z);cout << x << " "<< y <<" <<<< endl;return 0;}void calc (int a, int& b, int& c){c = a + 2;b = a * 3;c = b+a;}ANSWER:

The Output of the given code is : 1 3 4 #include <iostream> using namespace std; void…

Answered: Question 1) What will the following…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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#include #include using namespace std; void func(); int main(); { func (); func(); system("PAUSE"); return 0; } void func() { int x = 0; static int y = 0; x++; y++; cout << x << "__" << y << endl; } What will the code above print when it is executed?
#include <iostream>using namespace std;int main(){ int a = 4, b = 6, c; a = (a <= (b - 2)) + (b > (a + 1)); b = (a == 2) > ((b - 3) < 3); c = (b != 0); cout << a << ' ' << b << ' ' << c << '\n'; return 0;} why the output for this code is 2 1 1
29
#include <iostream> #include <string> #include "complex.h" using namespace std; int main(){ // Construct 2 complex numbers Complex test1 = Complex(1,2); Complex test2 = Complex(3,4); cout << "test1: "; test1.print(); cout << endl; cout << "test2: "; test2.print(); cout << endl; Complex addition = test1.add(test2); cout <<"Add: "; addition.print(); cout << endl; Complex multiplication = test1.multiply(test2); cout <<"Multiply: "; multiplication.print(); cout << endl; Complex division = test1.divide(test2); cout <<"Divide: "; division.print(); cout << endl; Complex conjugate_value = test1.conjugate(); cout <<"Complex conjugate: "; conjugate_value.print(); cout << endl; return 0; }
04 5 02 using namespace std; int main() { int x = 2; { X = X+1; X++; } cout << x; return 0; int x = 5; {1+
state whether the program base on the output is CORRECT or INCORRECT.
#include <iostream> #include <string> #include <iomanip> using namespace std; void display(char ans); void display(int n); double calcPrice(double hour, int n) { double total; cout << "Total for " << hour << " hour(s): RM"; hour=hour/3; switch (n) { case 1: total=hour*6; cout << setprecision(4) << "" << total << endl; break; case 2: total=hour*5; cout << setprecision(4) << "" << total << endl; break; case 3: total=hour*7; cout << setprecision(4) << "" << total << endl; break; } return total; } struct Car { string car1; string car2; string car3; }; int main() { string name, ic, telNo; char ans, choice; int age, n; double hour; cout << "*** WELCOME TO CAR RENTAL SYSTEM ***" << endl << endl; Car types; types.car1 = "Sedan: Honda City, Honda Civic, Perodua Bezza"; types.car2 = "Hatchback: Perodua Axia, Proton Iriz, Perodua Myvi"; types.car3 = "SUV: Honda…
What will the following code display? #include using namespace std; void ResetZero(int); int main() { int x = 2; cout << x << endl; ResetZero(x); cout < x << endl; return 0; void ResetZero(int num) { num = 0; cout << num << endl; }
#include <iostream> #include <iomanip> using namespace std; int main(){cout<<" Welcome to Result Management System "<<endl<<endl; int mark[15];int i,j, temp , max , min, sum;float avr;for ( int i = 0 ; i<=14; i++){cout<<" Enter PDI Marks of Student "<<i<<": "; cin>>mark[i];cout<<endl;}for (i=0; i<=14; i++){for (j = i+1 ; j<= 14; j++){if( mark[i]< mark[j]) {temp = mark[i]; mark[i]= mark[j]; mark[j]= temp;} }}cout<<endl;for (int i= 0 ; i<=14; i++)cout<<setw(5)<<mark[i];cout<<endl<<endl;cout<<" All Students Marks in PDI (Highest to Lowest)"<<endl<<endl; max = mark[0];min= mark[0];for( i=0 ; i<=14; i++){if ( mark[i]> max) max = mark[i];if ( mark[i] <min) min = mark[i];}cout<<" Lowest Marks: "<<min<<endl<<endl;cout<<" Highest Marks: "<<max<<endl<<endl; {for ( i=0 ; i<=14; i++)sum+= mark[i];}avr=…
#include <iostream>#include <cmath>#include <iomanip>using namespace std; int main() { double x; double y; double z; cin >> x; cin >> y; /* Your code goes here */ cout << fixed << setprecision(1); // setprecision(1) outputs z with 1 decimal place. cout << z << endl; return 0;} having trouble with this code in C++
Input: #include <iostream> using namespace std; int main() { int x = -1; unsigned int y = 2; if(x > y) { cout << "x is greater"; } else { cout << "y is greater"; } } Output:
#include <iostream> #include <string> #include <iomanip> using namespace std; void display(char ans); void display(int n); double calcPrice(double hour, int n) { double total; cout << "Total for " << hour << " hour(s): RM"; hour=hour/3; switch (n) { case 1: total=hour*6; cout << setprecision(4) << "" << total << endl; break; case 2: total=hour*5; cout << setprecision(4) << "" << total << endl; break; case 3: total=hour*7; cout << setprecision(4) << "" << total << endl; break; } return total; } struct Car { string car1; string car2; string car3; }; int main() { string name, ic, telNo; char ans, choice; int age, n; double hour; cout << "*** WELCOME TO CAR RENTAL SYSTEM ***" << endl << endl; Car types; types.car1 = "Sedan: Honda City, Honda Civic, Perodua Bezza"; types.car2 = "Hatchback: Perodua Axia, Proton Iriz, Perodua Myvi"; types.car3 = "SUV: Honda…

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Question 1) What will the following code display? #include using namespace std; void calc (int, int&, int &); int main() { int x = 1; int y = 2; int z = 3; calc(x, y, z); cout << x << " " << y <<" <<<< endl; return 0; } void calc (int a, int& b, int& c) { c = a + 2; b = a * 3; c = b+a; } ANSWER: