When we open a file for input or output in our program, list two reasons why is it important to close it when we are done? In C++

Q: Create a standard C++ program wherein it satisfies the following objectives 1.Create a menu. (Under…

A: Program: #include<iostream>using namespace std; int main(){    int ch;    string…

Q: n c++! Write a C++ program that reads the file secret.txt and separates the contents into words.…

A: Open File: Attempt to open a file named "secret.txt" for reading.Check File: If the file opening…

Q: Q2: Write a complete C++ program that reads the contents of the text file "mydata.txt", word by…

A: Approach: - In the given program two files are open one in read mode and second in append mode. The…

Q: Your task is to make a C++ program that will allow the user to input his/her grades in 5 subjects.…

A: Use an if-else ladder to find the range and print respective Grade

Q: Exercise 1 Write a C++ program that will check if a given number (provided by a user) is prime or…

A: I have written the code in C++ to check whether a number given as input by the user is a prime…

Q: Write a fragment of code in C++ that opens a file called txt for input. If the file does not exist,…

A: #include <iostream> #include <fstream> using namespace std; int main() {     fstream…

Q: Explain the difference between the while loop and the for loop using an example C++ application.

A: As per the requirement explanations is done. Algorithm: Step 1: Write the main method Step 2: Using…

Q: ow to read a file and store a specific size from the user in an array of strings in c++? (The file…

A: Summary: hence, we got the output.

Q: Write a c++ program in which you take integer input from user and then generate 4 different random…

A: We have to write a c++ program in which you take integer input from the user and then generate 4…

Q: While implementing the search and replace functionality, you ma

A: In this project, you will create a console-based text-editor using C++ that offers various…

Q: Write a program which reads from a file all digits and prints the largest number which is a multiple…

A: The programming methodology is given by: Including header files Main function Open file using…

Q: Suppose you have a file called "MyData.txt". In this file, a list of unknown number of users' ages…

A: Lets analyze what information is given to us and what is expected out of it. C++ program needed. We…

Q: Write a program that informs a user of their meal charge. Create a variable and assign it a value…

A: Step 1 : STARTStep 2 : declare meal chargeStep 3 : declare tax rateStep 4 : calculate tax amountStep…

Q: In C++ and using command line arguments, how do you check if an argument is a double or integer?

A: The command line argument is of char* type. Hence, both double and integer values may seem same if…

Q: 1. Write one line of code to declare a swap function for two string variables.

A: Given: To write one line code to declare swap functions.

Q: Write a loop in C++ to printout the following sequence of numbers: 77 66 55 44 33 22 11

A: Dear Student, The required code along with implementation and expected output is given below -

Q: Rahul created a file and he saved some points from his notes to that file but while saving the…

A: Please give positive ratings for my efforts. Thanks.   PROGRAM   #include <iostream> #include…

Q: Write a C++ program that computes a student’s grade for an assignment as a percentage given the…

A: Instructions for the given program:For the given program, there should exist a file with the name…

Q: Write a loop in C++ to printout the following sequence of numbers: 4 12 20 28 36 44 52

A: Here is the approach to solve the given program  In the c++ everything starts with the main method…

Q: Write a C++ program that takes input integers from user until -1 is entered. As the user enters -1,…

A: Write a C++ program that takes input integers from the user until -1 is entered. As the user enters…

Q: You need to create a C++ program that can evaluate a list of arithmetic expressions whether they are…

A: Algorithm: Read the expression from file input1.txt. Iterate each expression and check if it is…

Q: Write the magic number program in C++ so that the user can guess at more than one magic number where…

A: (1)Generate a random or magic number between 1-20 (2)Prompt the user to guess this number…

Q: how to manipulate a file in C++

A: In c++, there are 3 classes in library fstream to create read or write. ofstream : creates and…

Q: Mr.John, sales manager. He wants to store the list of items that were ordered by customers and he…

A: I have implemented the given requirements in C++ as per the instructions given. Comments are…

Q: Create a program using a loop in C++ and ARM Assembly language that executes the following: The…

A: Program in c++: #include <iostream> using namespace std; int main() { int a=-30,b=96;…

Q: I know in C++ we use float, double or long double to hold different bytes of the real numbers.…

A: Data-Types:- The data types are used to store different types of data. It decides which type of data…

Q: In C++, write a program for the user to enter two numbers, and then press a for addition, b for…

A: Code   #include <iostream> using namespace std; int main(){    int x,y;    char o;…

Q: 3. al. Consider the following game tree for two-person game, in which the utility values for leaf…

A: Answer 1 : also write the value of node (which one is minimum or maximum) best move is : 5->…

Q: write a c++ program for following: Please type in the total number of data values to be added: In…

A: Q. Write a c++ program for following: Please type in the total number of data values to be added: In…

Q: QI/ Write a program in c++ which read a sequence of 20 numbers and compute their sum when the sum>=…

A: C++ program: #include <iostream>using namespace std; int main(){    int sum = 0, num;…