8!DOCTYPE html 40 41 42
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
Related questions
Question

Transcribed Image Text:<!DOCTYPE html>
<html>
<body>
<script>
//
// Write a function that calculates the amount of money a person would earn over
// a period of years if his or her salary is one penny the first day, two pennies
// the second day, and continues to double each day. The program should ask the
// user for the number of years and call the function which will return the total
// money earned in dollars and cents, not pennies. Assume there are 365 days
// in a year.
//
function totalEarned (years) {
// Insert your code between here and the next comment block.
Do not alter
//
// any code in any other part of this file.
// Insert your code between here and the previous comment block.
// any code in any other part of this file.
Do not alter //
//
var years = parseInt(prompt('How many years will you work for pennies a day? '));
var totalDollarsEarned = totalEarned (years);
alert('Over a total of ' + years + ', you will have earned $' + totalDollarsEarned);
</script>
</body>
</html>

Transcribed Image Text:8!DOCTYPE html
<html>
<body>
<script>
3
//
// The following program will prompt the user for a starting number and an
// ending number. Assume that these are whole numbers (no decimal points),
// assume the numbers are not negative and assume that the first number is
// not larger than the second number.
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//
// write a funcTion that returns the sum of the numbers from the starting
// number to the ending number. For example, if the starting number is 13
// and the ending number is 18 then the function will return the value of
// 13 + 14 + 15 + 16 + 17 + 18.
// number then simply return that number.
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If the starting number is equal to the ending
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//
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function sum0fNumbers(startingNumber, endingNumber) {
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//
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// Insert your code between here and the next comment block.
Do not alter
//
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// any code in any other part of this file.
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//
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// Insert your code between here and the previous comment block.
Do not alter //
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// any code in any other part of this file.
//
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var startingNumber = parseInt(prompt('What is the starting number? '));
var endingNumber = parseInt(prompt('What is the ending number? '));
var sumOfNumbersPassed = sum0fNumbers(startingNumber, endingNumber);
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alert('The sum of the numbers from ' + startingNumber + ' to ' + endingNumber +
is ' + sum0fNumbersPassed);
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</script>
</body>
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</html>
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