Program Plan: Include library file for various operations. Declare file_name and line variables of string type. Create a data.txt file to store data values. Use while loop to read data from the file named data.txt. int main() function is used to perform all the task. Display the calculated results to the user. Close the file after displaying the content of the file. Program Description: The main purpose of the program is to read and display the data from the data.txt file.

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Answer 1

Question

Chapter 7.5, Problem 8E

a)

Program Plan Intro

Program Plan:

Include library file for various operations.

Declare file_name and line variables of string type.

Create a data.txt file to store data values.

Use while loop to read data from the file named data.txt.

int main() function is used to perform all the task.

Display the calculated results to the user.

Close the file after displaying the content of the file.

Program Description: The main purpose of the program is to read and display the data from the data.txt file.

b)

Program Plan Intro

Program Plan:

Include library file for various operations.

Declare uChoice, num, counter, sum,and loop variables of int type.

Create a data.txtand tempfile.txt file to store data values.

Use while loop to read data from the file named data.txt.

int main() function is used to perform all the task.

Display the calculated results to the user.

Close the file after displaying the content of the file.

Program Description: The main purpose of the program is to modify the program given in part (a) such that the program will be able to:

Delete the first number of the file.

Add a new integer data value at end of the file.

Compute and display the average of all numbers given in the file.

Overwrite theold file data with the new list of numbers.

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Practice problem we were given in C++ to review for test. Thanks Write a program that reads data from a data file, the value of which is provided at the end of the problem. Your program is to incorporate the following requirements: Data to the program is input from a file of an unspecified length; that is, the program does not know in advance how many numbers are in the file. Save the output of the program in a file. Write a function called getNumber which reads a number from the input file, outputs the number to the output file and the monitor and sends the input number to the function main. Make sure, both input and out file are being opened in the main program. Write a function called classifyNumber which counts number of even, odd, and zero (occurrences of zero) available in the input file. Have the program find the sum and average of the numbers and print only 10 numbers per line. Write a function called printResult so that it outputs (in output file and monitor) even number of…

Answer 2

Question

Chapter 7.5, Problem 8E

a)

Program Plan Intro

Program Plan:

Include library file for various operations.

Declare file_name and line variables of string type.

Create a data.txt file to store data values.

Use while loop to read data from the file named data.txt.

int main() function is used to perform all the task.

Display the calculated results to the user.

Close the file after displaying the content of the file.

Program Description: The main purpose of the program is to read and display the data from the data.txt file.

b)

Program Plan Intro

Program Plan:

Include library file for various operations.

Declare uChoice, num, counter, sum,and loop variables of int type.

Create a data.txtand tempfile.txt file to store data values.

Use while loop to read data from the file named data.txt.

int main() function is used to perform all the task.

Display the calculated results to the user.

Close the file after displaying the content of the file.

Program Description: The main purpose of the program is to modify the program given in part (a) such that the program will be able to:

Delete the first number of the file.

Add a new integer data value at end of the file.

Compute and display the average of all numbers given in the file.

Overwrite theold file data with the new list of numbers.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 3

Question

Chapter 7.5, Problem 8E

a)

Program Plan Intro

Program Plan:

Include library file for various operations.

Declare file_name and line variables of string type.

Create a data.txt file to store data values.

Use while loop to read data from the file named data.txt.

int main() function is used to perform all the task.

Display the calculated results to the user.

Close the file after displaying the content of the file.

Program Description: The main purpose of the program is to read and display the data from the data.txt file.

b)

Program Plan Intro

Program Plan:

Include library file for various operations.

Declare uChoice, num, counter, sum,and loop variables of int type.

Create a data.txtand tempfile.txt file to store data values.

Use while loop to read data from the file named data.txt.

int main() function is used to perform all the task.

Display the calculated results to the user.

Close the file after displaying the content of the file.

Program Description: The main purpose of the program is to modify the program given in part (a) such that the program will be able to:

Delete the first number of the file.

Add a new integer data value at end of the file.

Compute and display the average of all numbers given in the file.

Overwrite theold file data with the new list of numbers.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 4

Question

Chapter 7.5, Problem 8E

a)

Program Plan Intro

Program Plan:

Include library file for various operations.

Declare file_name and line variables of string type.

Create a data.txt file to store data values.

Use while loop to read data from the file named data.txt.

int main() function is used to perform all the task.

Display the calculated results to the user.

Close the file after displaying the content of the file.

Program Description: The main purpose of the program is to read and display the data from the data.txt file.

b)

Program Plan Intro

Program Plan:

Include library file for various operations.

Declare uChoice, num, counter, sum,and loop variables of int type.

Create a data.txtand tempfile.txt file to store data values.

Use while loop to read data from the file named data.txt.

int main() function is used to perform all the task.

Display the calculated results to the user.

Close the file after displaying the content of the file.

Program Description: The main purpose of the program is to modify the program given in part (a) such that the program will be able to:

Delete the first number of the file.

Add a new integer data value at end of the file.

Compute and display the average of all numbers given in the file.

Overwrite theold file data with the new list of numbers.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 5

Chapter 7.5, Problem 8E

a)

Program Plan Intro

Program Plan:

Include library file for various operations.

Declare file_name and line variables of string type.

Create a data.txt file to store data values.

Use while loop to read data from the file named data.txt.

int main() function is used to perform all the task.

Display the calculated results to the user.

Close the file after displaying the content of the file.

Program Description: The main purpose of the program is to read and display the data from the data.txt file.

b)

Program Plan Intro

Program Plan:

Include library file for various operations.

Declare uChoice, num, counter, sum,and loop variables of int type.

Create a data.txtand tempfile.txt file to store data values.

Use while loop to read data from the file named data.txt.

int main() function is used to perform all the task.

Display the calculated results to the user.

Close the file after displaying the content of the file.

Program Description: The main purpose of the program is to modify the program given in part (a) such that the program will be able to:

Delete the first number of the file.

Add a new integer data value at end of the file.

Compute and display the average of all numbers given in the file.

Overwrite theold file data with the new list of numbers.

Answer 6

Chapter 7.5, Problem 8E

a)

Program Plan Intro

Program Plan:

Include library file for various operations.

Declare file_name and line variables of string type.

Create a data.txt file to store data values.

Use while loop to read data from the file named data.txt.

int main() function is used to perform all the task.

Display the calculated results to the user.

Close the file after displaying the content of the file.

Program Description: The main purpose of the program is to read and display the data from the data.txt file.

Answer 7

Chapter 7.5, Problem 8E

a)

Program Plan Intro

Program Plan:

Include library file for various operations.

Declare file_name and line variables of string type.

Create a data.txt file to store data values.

Use while loop to read data from the file named data.txt.

int main() function is used to perform all the task.

Display the calculated results to the user.

Close the file after displaying the content of the file.

Program Description: The main purpose of the program is to read and display the data from the data.txt file.

Answer 8

b)

Program Plan Intro

Program Plan:

Include library file for various operations.

Declare uChoice, num, counter, sum,and loop variables of int type.

Create a data.txtand tempfile.txt file to store data values.

Use while loop to read data from the file named data.txt.

int main() function is used to perform all the task.

Display the calculated results to the user.

Close the file after displaying the content of the file.

Program Description: The main purpose of the program is to modify the program given in part (a) such that the program will be able to:

Delete the first number of the file.

Add a new integer data value at end of the file.

Compute and display the average of all numbers given in the file.

Overwrite theold file data with the new list of numbers.

Answer 9

b)

Program Plan Intro

Program Plan:

Include library file for various operations.

Declare uChoice, num, counter, sum,and loop variables of int type.

Create a data.txtand tempfile.txt file to store data values.

Use while loop to read data from the file named data.txt.

int main() function is used to perform all the task.

Display the calculated results to the user.

Close the file after displaying the content of the file.

Program Description: The main purpose of the program is to modify the program given in part (a) such that the program will be able to:

Delete the first number of the file.

Add a new integer data value at end of the file.

Compute and display the average of all numbers given in the file.

Overwrite theold file data with the new list of numbers.

Answer 10

Expert Solution & Answer

Answer 11

Expert Solution & Answer

Answer 12

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Answer 13

Ch. 7.1 - (Practice) Write array declarations for the...Ch. 7.1 - (Practice) Write correct notation for the first,...Ch. 7.1 - Prob. 3E Ch. 7.1 - (Practice) a. Write output statements using cout...Ch. 7.1 - (Desk check) List the elements displayed by the...Ch. 7.1 - (Practice) a. Write a program to input the...Ch. 7.1 - (Practice) Write a program to input eight integer...Ch. 7.1 - (Data processing) a. Write a program to input 10...Ch. 7.1 - Prob. 9E Ch. 7.1 - (Electrical eng.) Write a program that specifies...

Solution Summary: The author explains the main purpose of the program, which is to read and display data from the data.txt file.

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Chapter 7 Solutions