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The given function fun() is the recursive function. A recursive function is a function that calls…

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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 <iostream>#include <string>#include <cstdlib>using namespace std;template<class T>class A{public:A(){cout<<"Created\n";}~A(){cout<<"Destroyed\n";}}; int main(int argc, char const *argv[]){A <int>a1;A <char>a2;A <float>a3;return 0;} Give output for this code
Question 1 is already done need help with the others though This is the C code I have so far #include <stdio.h> #include <stdlib.h> struct employees { char name[20]; int ssn[9]; int yearBorn, salary; }; struct employees **emps = new employees()[10]; //Added new statement ---- bartleby // function to read the employee data from the user void readEmployee(struct employees *emp) { printf("Enter name: "); gets(emp->name); printf("Enter ssn: "); for(int i =0; i <9; i++) scanf("%d", &emp->ssn[i]); printf("Enter birth year: "); scanf("%d", &emp->yearBorn); printf("Enter salary: "); scanf("%d", &emp->salary); } // function to create a pointer of employee type struct employees *createEmployee() { // creating the pointer struct employees *emp = malloc(sizeof(struct employees)); // function to read the data readEmployee(emp); // returning the data return emp; } // function to…
blä 4 *.Q: Find the result for A, and B #include #include main () {char A[ ]="edcba"; char B[ ]="54321"; strcpy(B,A); cout<<"A="<
#include #include using namespace std; //function prototypesint countLetters(char*); int countDigits(char*); int countWhiteSpace(char*); int main() { int numLetters, numDigits, numWhiteSpace; char inputString[51]; cout <<"Enter a string of no more than 50 characters: " << endl << endl; cin.getline(inputString,51); numLetters = countLetters(inputString); numDigits = countDigits(inputString); numWhiteSpace = countWhiteSpace(inputString); cout << "The number of letters in the entered string is " << numLetters << endl; cout << "The number of digits in the entered string is " << numDigits << endl; cout << "The number of white spaces in the entered string is " << numWhiteSpace << endl; return 0; } int countLetters(char *strPtr) { int occurs = 0; while(*strPtr != '\0') // loop is executed as long as// the pointer strPtr does not point // to the null character which// marks the end of the string // isalpha determines…
Question 1 is already done need help with the others though This is the C code I have so far #include <stdio.h> #include <stdlib.h> struct employees { char name[20]; int ssn[9]; int yearBorn, salary; }; struct employees **emps = new employees()[10]; //Added new statement ---- bartleby // function to read the employee data from the user void readEmployee(struct employees *emp) { printf("Enter name: "); gets(emp->name); printf("Enter ssn: "); for(int i =0; i <9; i++) scanf("%d", &emp->ssn[i]); printf("Enter birth year: "); scanf("%d", &emp->yearBorn); printf("Enter salary: "); scanf("%d", &emp->salary); } // function to create a pointer of employee type struct employees *createEmployee() { // creating the pointer struct employees *emp = malloc(sizeof(struct employees)); // function to read the data readEmployee(emp); // returning the data return emp; } // function to…
#include <iostream> #include <string> #include <cstdlib> using namespace std; template<class T> class A { public: T func(T a, T b){ return a/b; } }; int main(int argc, char const *argv[]) { A <float>a1; cout<<a1.func(3,2)<<endl; cout<<a1.func(3.0,2.0)<<endl; return 0; } Give output for this code.
#include <iostream>using namespace std; struct Person{ int weight ; int height;}; int main(){ Person fred; Person* ptr = &fred; fred.weight=190; fred.height=70; return 0;} What is a correct way to subtract 5 from fred's weight using the pointer variable 'ptr'?
t) Write a one-liner JAVA function that takes a string s and an integer i as the parameters and removes the character at index i from the string s and returns the string. public static String deleteCharAt_i(String s, int i){ //write your one-line code here }
Find the error. Write the correct statement
demo.cpp #include "Poly.h" #include<iostream> using namespace std; int main() { Poly p1; couble d[3]={1,2,3}: Poly p2(3, d); Poly p3(p2); cout << "Polynomial p1 is: "; p1.display(); cout << "Polynomial p2 is: " << p2 << endl; cout << "Polynomial p3 is: " << p3 << endl; if (p2 == p3) { cout << "p2 and p3 are the same."; } else { cout << "p2 and p3 are different."; } cout << endl; cout << "The coefficient of power 1 of p3 is: " << p2.getCoef(1) << endl; p3.setCoef(1, 99); cout << "p3 after setup is: " << p3 << endl; if (p2 == p3) { cout << "p2 and p3 are the same."; } else { cout << "p2 and p3 are different."; } cout << endl; Poly p4; cout << "Please enter the power and coefficients of Polynomial p4: " << endl; cin >> p4; cout <<…
#include <iostream> #include <string> #include <cstdlib> using namespace std; template<class T> T func(T a) { cout<<a; return a; } template<class U> void func(U a) { cout<<a; } int main(int argc, char const *argv[]) { int a = 5; int b = func(a); return 0; } Give output for this code.
Question 1 is already done need help with the others though This is the C code I have so far #include <stdio.h> #include <stdlib.h> struct employees { char name[20]; int ssn[9]; int yearBorn, salary; }; struct employees **emps = new employees()[10]; //Added new statement ---- bartleby // function to read the employee data from the user void readEmployee(struct employees *emp) { printf("Enter name: "); gets(emp->name); printf("Enter ssn: "); for(int i =0; i <9; i++) scanf("%d", &emp->ssn[i]); printf("Enter birth year: "); scanf("%d", &emp->yearBorn); printf("Enter salary: "); scanf("%d", &emp->salary); } // function to create a pointer of employee type struct employees *createEmployee() { // creating the pointer struct employees *emp = malloc(sizeof(struct employees)); // function to read the data readEmployee(emp); // returning the data return emp; } // function to…