
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Transcribed Image Text:Convert the following while loop to a do-while loop:
int x =
1;
while (x > 0)
{
cout << "Enter a number: ";
cin >> x;
}
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- True or False: C++ uses negative values to represent "False" and positive values to represent "True". It is possible that the body of a while loop may not execute at all.arrow_forwardIn C++arrow_forward// SumAndProduct.cpp - This program computes sums and products // Input: Interactive// Output: Computed sum and product #include <iostream>#include <string>void sums(int);void products(int);using namespace std; int main() { int number; cout << "Enter a positive integer or 0 to quit: "; cin >> number; while(number != 0) { // Call sums function here // Call products function here cout << "Enter a positive integer or 0 to quit: "; cin >> number; } return 0;} // End of main function// Write sums function here// Write products function herearrow_forward
- In For loop for (statement 1; statement 2; statement 3) { // code block to be executed } The first statement is executed ?! One Time Two Times Every Time Not executedarrow_forwardIn Java, If a semicolon is placed at the end of a for statement, the action of the for loop is empty. True or Falsearrow_forwardIn C create a do while loop. Inside the loop intake an age as an integer. If the age is less than21 then the loop should repeat until an age over 21 is inputted.arrow_forward
- change while to do #include <iostream>using namespace std;int main(){int n1,high=-1,low=101,tot=0;double avg=0; while (true)// condition always true{// body of loopcout <<"enter a grade,-1 to stop"<<endl;cin >> n1;if (n1==-1)break;++tot;avg+=n1;if (high < n1)high=n1;if (low >n1)low=n1; } //end loop cout<<"Total number of grades is "<<tot<<endl; // prints total number of grades that were inputcout<<"The highest grade is "<<high<<endl; // prints the highest gradecout<<"The lowest grade is "<<low<<endl; // prints the lowest gradeif (tot > 0)cout<<"The average grade is "<<avg/tot<<endl; //calculates the average grade return 0;}arrow_forwardC++arrow_forward
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