8. Random Number File Reader This exercise assumes you have completed Programming Exercise 7, Random Number File Writer. Write another program that reads the random numbers from the file, displays the numbers, then displays the following data: • The total of the numbers • The number of random numbers read from the file

8. Random Number File Reader This exercise assumes you have completed Programming Exercise 7, Random Number File Writer. Write another program that reads the random numbers from the file, displays the numbers, then displays the following data: • The total of the numbers • The number of random numbers read from the file

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

See similar textbooks

Similar questions

File Operations:Write a complete program that reads integers from a file called numbers.txt, and displays their sum on the screen. Example: If the content of numbers.txt is: 10 20 30 100 The program should print: 160
File Display ProgramWrite a program that asks the user for the name of a file. The program should display thecontents of the file on the screen. If the file’s contents won’t fit on a single screen, the program should display 24 lines of output at a time, and then pause. Each time the programpauses, it should wait for the user to strike a key before the next 24 lines are displayed.
Word List File Reader This exercise assumes you have completed the Programming Exercise 7, Word List FileWriter. Write another program that reads the words from the file and displays the following data:• The number of words in the file.• The longest word in the file.• The average length of all of the words in the file
3. Write code that does the following: opens an output file with the filename number_1ist.txt, uses a loop to write the numbers 1 through 100 to the file, then closes the file. 4. Write code that does the following: opens the number_list.txt file that was created by the code you wrote in question 3, reads all of the numbers from the file and displays them, then closes the file. 5. Modify the code that you wrote in problem 4 so it adds all of the numbers read from the file and 414
C programming language Criteria graded: Declare file pointers Open file Read from file Write to file Close file Instructions: Write a segment of code that opens a file called “numbers.txt” for reading. This file is known to have 10 numbers in it. Read in each number and print a ‘*’ to the screen if the number is even. If the number is odd, do nothing. Conclude by closing this file.
Word List File Writer: Write a program that asks the user how many words they would like to write to a file, andthen asks the user to enter that many words, one at a time. The words should be writtento a file (in python)
In C# create an application that writes a series of random numbers to a file. Each random number should be in the range of 1 through 100. The application should let the user specify how many random numbers the file will hold.
C++ Visual Studio 2019 Write a program that asks the user for the name of a file. The program should display the contents of the file on the screen. Each line of screen output should be preceded with a line number, followed by a colon. The line numbering should start at 1. Here is an example: George Rolland 127 Academy Street Brasstown, NC 28706 If the file's contents won't fit on a single screen, the program should display 24 lines of output at a time, and then pause. Each time the program pauses, it should wait for the user to strike a key before the next 24 lines are displayed. Note: Save text below as the file to use and name it forChap12.txt file for this assignment. The line numbers should NOT be reset for each screen. Text: No one is unaware of the name of that famous English shipowner, Cunard. In 1840 this shrewd industrialist founded a postal service between Liverpool and Halifax, featuring three wooden ships with 400-horsepower paddle wheels and a burden of 1,162 metric…
Line Numbers Write a program that asks the user for the name of a file. The program should display the contents of the file with each line preceded with a line number followed by a colon. The line numbering should start at 1. Python
Random Number File Writer Create an application that writes a series of random numbers to a file. Each random number should be in the range of 1 through 100. The application should let the user specify how many random numbers the file will hold and should use a SaveFileDialog control to let the user specify the file’s name and location.
Body Mass Index Write a program that reads names, weights, and heights from bmi.dat (provided with starter code; do not change the file name). Use the information to calculate and displays a person’s body mass index (BMI). The BMI is often used to determine whether a person with a sedentary lifestyle is overweight or underweight for his or her height. A person’s BMI is calculated with the following formula: BMI = weight × 703 / height2 where weight is measured in pounds and height is measured in inches. The file is in the format name weightInKG heightInCM You will read the name, weight and height for 4 people from the file, and you will need to convert the weights in the file to pounds (note that 1 kilogram = 2.2 pounds) and the heights to inches (2.54 cm = 1 inch). The program should display the person's name along with the calculated BMI and a message indicating whether the person has optimal weight, is underweight, or is overweight. Your output should look like A person’s weight…
C Sharp Random Number File writer Create an application that writes a series of random numbers to a file. Each random number should be in the range of 1 through 100. The application should let the user specify how many randome numbers the file will hold and should use a SaveFileDialog control to let the user specify the file's name and Location.