Program Plan: Include library files for various operations. Declare object of ifstream. Create a statement to open the given file “prices.dat”. Use if statement with fail() method to check that the entered file name is available or not. Use while loop to read the file. int main() function is used to perform all the task. Display the calculated results to the user. Program Description: The main purpose of the program is to read data from thegiven file “prices.dat”, and to display the file data to the user.

Question

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Answer 1

Question

Chapter 8.2, Problem 1E

a.

Program Plan Intro

Program Plan:

Include library files for various operations.

Declare object of ifstream.

Create a statement to open the given file “prices.dat”.

Use if statement with fail() method to check that the entered file name is available or not.

Use while loop to read the file.

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

Display the calculated results to the user.

Program Description: The main purpose of the program is to read data from thegiven file “prices.dat”, and to display the file data to the user.

b.

Program Plan Intro

Program Plan:

Include library files for various operations.

Declare object of ifstream.

Create a statement to open the given file “prices.dat”.

Use if statement with fail() method to check that the entered file name is available or not.

Use while loop to read the file.

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

Display the calculated results to the user.

Program Description: The main purpose of the program is to modify the program code given in part (a) so that the program use !inFile.eof() instead of the expression inFile.good().

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State whether the following are true or false. If the answer is false, explain why.c) The expression (x > y && a < b) is true if either x > y is true or a < b is true.

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Answer 2

Question

Chapter 8.2, Problem 1E

a.

Program Plan Intro

Program Plan:

Include library files for various operations.

Declare object of ifstream.

Create a statement to open the given file “prices.dat”.

Use if statement with fail() method to check that the entered file name is available or not.

Use while loop to read the file.

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

Display the calculated results to the user.

Program Description: The main purpose of the program is to read data from thegiven file “prices.dat”, and to display the file data to the user.

b.

Program Plan Intro

Program Plan:

Include library files for various operations.

Declare object of ifstream.

Create a statement to open the given file “prices.dat”.

Use if statement with fail() method to check that the entered file name is available or not.

Use while loop to read the file.

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

Display the calculated results to the user.

Program Description: The main purpose of the program is to modify the program code given in part (a) so that the program use !inFile.eof() instead of the expression inFile.good().

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Answer 3

Question

Chapter 8.2, Problem 1E

a.

Program Plan Intro

Program Plan:

Include library files for various operations.

Declare object of ifstream.

Create a statement to open the given file “prices.dat”.

Use if statement with fail() method to check that the entered file name is available or not.

Use while loop to read the file.

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

Display the calculated results to the user.

Program Description: The main purpose of the program is to read data from thegiven file “prices.dat”, and to display the file data to the user.

b.

Program Plan Intro

Program Plan:

Include library files for various operations.

Declare object of ifstream.

Create a statement to open the given file “prices.dat”.

Use if statement with fail() method to check that the entered file name is available or not.

Use while loop to read the file.

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

Display the calculated results to the user.

Program Description: The main purpose of the program is to modify the program code given in part (a) so that the program use !inFile.eof() instead of the expression inFile.good().

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Answer 4

Question

Chapter 8.2, Problem 1E

a.

Program Plan Intro

Program Plan:

Include library files for various operations.

Declare object of ifstream.

Create a statement to open the given file “prices.dat”.

Use if statement with fail() method to check that the entered file name is available or not.

Use while loop to read the file.

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

Display the calculated results to the user.

Program Description: The main purpose of the program is to read data from thegiven file “prices.dat”, and to display the file data to the user.

b.

Program Plan Intro

Program Plan:

Include library files for various operations.

Declare object of ifstream.

Create a statement to open the given file “prices.dat”.

Use if statement with fail() method to check that the entered file name is available or not.

Use while loop to read the file.

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

Display the calculated results to the user.

Program Description: The main purpose of the program is to modify the program code given in part (a) so that the program use !inFile.eof() instead of the expression inFile.good().

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Answer 5

Chapter 8.2, Problem 1E

a.

Program Plan Intro

Program Plan:

Include library files for various operations.

Declare object of ifstream.

Create a statement to open the given file “prices.dat”.

Use if statement with fail() method to check that the entered file name is available or not.

Use while loop to read the file.

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

Display the calculated results to the user.

Program Description: The main purpose of the program is to read data from thegiven file “prices.dat”, and to display the file data to the user.

b.

Program Plan Intro

Program Plan:

Include library files for various operations.

Declare object of ifstream.

Create a statement to open the given file “prices.dat”.

Use if statement with fail() method to check that the entered file name is available or not.

Use while loop to read the file.

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

Display the calculated results to the user.

Program Description: The main purpose of the program is to modify the program code given in part (a) so that the program use !inFile.eof() instead of the expression inFile.good().

Answer 6

Chapter 8.2, Problem 1E

a.

Program Plan Intro

Program Plan:

Include library files for various operations.

Declare object of ifstream.

Create a statement to open the given file “prices.dat”.

Use if statement with fail() method to check that the entered file name is available or not.

Use while loop to read the file.

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

Display the calculated results to the user.

Program Description: The main purpose of the program is to read data from thegiven file “prices.dat”, and to display the file data to the user.

Answer 7

Chapter 8.2, Problem 1E

a.

Program Plan Intro

Program Plan:

Include library files for various operations.

Declare object of ifstream.

Create a statement to open the given file “prices.dat”.

Use if statement with fail() method to check that the entered file name is available or not.

Use while loop to read the file.

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

Display the calculated results to the user.

Program Description: The main purpose of the program is to read data from thegiven file “prices.dat”, and to display the file data to the user.

Answer 8

b.

Program Plan Intro

Program Plan:

Include library files for various operations.

Declare object of ifstream.

Create a statement to open the given file “prices.dat”.

Use if statement with fail() method to check that the entered file name is available or not.

Use while loop to read the file.

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

Display the calculated results to the user.

Program Description: The main purpose of the program is to modify the program code given in part (a) so that the program use !inFile.eof() instead of the expression inFile.good().

Answer 9

b.

Program Plan Intro

Program Plan:

Include library files for various operations.

Declare object of ifstream.

Create a statement to open the given file “prices.dat”.

Use if statement with fail() method to check that the entered file name is available or not.

Use while loop to read the file.

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

Display the calculated results to the user.

Program Description: The main purpose of the program is to modify the program code given in part (a) so that the program use !inFile.eof() instead of the expression inFile.good().

Answer 10

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Answer 11

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Answer 12

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Answer 13

Ch. 8.1 - Prob. 1E Ch. 8.1 - (Practice) a. Write a set of two statements...Ch. 8.1 - Prob. 3E Ch. 8.1 - Prob. 4E Ch. 8.1 - Prob. 5E Ch. 8.1 - Prob. 8E Ch. 8.1 - Prob. 9E Ch. 8.1 - Prob. 10E Ch. 8.2 - Prob. 1E Ch. 8.2 - (Practice and modify) a. Enter and run Program...

Solution Summary: The author explains the main purpose of the program, which is to read data from the given file "prices.dat" and display the calculated results to the user.

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Chapter 8 Solutions