Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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- sum = 0; for (int i = 1; i< n; i = sum++ || 2*i)arrow_forwardPython quesarrow_forwardusing System; class Program { publicstaticvoid Main(string[] args) { int number = 1,i; while (number <= 88) { Console.WriteLine(number); number = number + 2; { Random r = new Random(); int[] randNo=newint[3]; for(i=0;i<3;i++) { randNo[i]= r.Next(1,88) Console.WriteLine("Random Number between 1 and 88 is "+randNo); } } } } } how can this program be fixed to choose three random numbers in C# between 1-88 instead of just one random number?arrow_forward
- Instructions Insurance.java >- Terminal + 1 import java.util.Scanner; sandbox $ 0 2 class Insurance { The Harrison Group Life Insurance company computes public static void main (String args[]) { // Write your code here annual policy premiums based on the age the customer 4 turns in the current calendar year. The premium is } computed by taking the decade of the customer's age, adding 15 to it, and multiplying by 20. 7 public static int calculatePremium(int curr, int birth) { 8 // Write your code here } For example, a 34-year-old would pay $360, which is calculated by adding the decades (3) to 15, and then 10 } 11 multiplying by 20. Write an application that prompts a user for the current year then a birth year. Pass both to a method that calculates and returns the premium amount, and then display the returned amount. An example of the program is shown below: Enter the current year >> 2020 Enter the birth year >> 2001 The premium is $320 Grading Write your Java code in the area on the…arrow_forwardusing System; class Program { publicstaticvoid Main(string[] args) { int number = 1; while (number <= 88) { Console.WriteLine(number); number = number + 2; } Random r = new Random(); int randNo= r.Next(1,88); Console.WriteLine("Random Number between 1 and 88 is "+randNo); } } how can this program be fixed to select three random numbers between 1 and 88 instead of one?arrow_forwardQuestion #4: Re-write the program of Question #3 using data files. The input data numbers.txt contains (positive) integer numbers. Each time the program reads a number, check whether it is a prime and stores the result in the output file Results.txt. 373 373 is Prime!! 11 11 is Prime!! 2552 is NOT prime!! 5 is Prime!! 3561 is NOT prime!! 2552 3561 numbers.txt Results.txtarrow_forward
- extern "C" int f(int *,int,int); int a[2][2] = {{11,12},{21,22}}; void setup(){ Serial.begin(115200); while(!Serial); delay(500); int *arr = (int*)a; Serial.println(f(arr,2,2)); } void loop(){ } .global f f: ldr r3,[r0] // get first element mov r2,#0add r2,r3 mov r1, #3 lp: add r0,#4 // add next elementldr r3,[r0]add r2,r3sub r1,#1 bgt lp mov r0,r2 bx lr Describe what operation is being performed in this codearrow_forwardint funcB(int); int funcA(int n) { if (n 4) { return n* funcA(n - 5); } else { return n- funcB(n - 1); int main() { cout << funcA(13); return 0; What is the output of this program? Please show our work.arrow_forward#include void print(int n){ printf("Hello "); } if(n++ == 0) return; print(n); n++; int main(){ void print(); print(-4); } How many time printf execute?? And How ??arrow_forward
- Write a recursive function that displays an integer value reversely on the console using the following header:def reverseDisplay(value):For example, invoking reverseDisplay(12345) displays 54321. Write a testprogram that prompts the user to enter an integer and displays its reversal.arrow_forward#include double f(double x) { return 4 * exp(-x); } double trapezoidalRule(double a, double b, int N) { double h = (b - a) / N; double sum = 0.5 * (f(a) + f(b)); for (int i = 1; i < N; i++) { sum += f(a + i * h); } return h * sum; } int main() { double a = 0.0; // lower limit double b = 1.0; // upper limit int N = 5; // number of trapezoids double integral = trapezoidalRule(a, b, N); std::cout << "The estimate of the integral of f(x) = 4e^-x between " << a << " and " << b << " using " << N << " trapezoids is: " << integral << std::endl; return 0; } Please write down the explanation, step by step for this trapezoidal rule program, Emphasize on this part:for (int i = 1; i < N; i++) { sum += f(a + i * h); }arrow_forwardComplete the following sorting program with bubble sort algorithm. #include using namespace std; template void Print (T& vec, int n, string s) { cout << s << ": [" << flush; for (int i=0; iarrow_forwardarrow_back_iosSEE MORE QUESTIONSarrow_forward_ios
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