Which of the following statements is NOT valid for ?reading from a file :Select one (inputFile.read (5 (inputFile.readline(5 () inputFile.read ()inputFile. readline

Which of the following statements are true? A) When you open a file for reading, if the file does not exist, an error occurs. B) When you open a file for writing, if the file does not exist, a new file is created. C) When you open a file for reading, if the file does not exist, the program will open an empty file. D) When you open a file for writing, if the file exists, the existing file is overwritten with the new file. E) When you open a file for writing, if the file does not exist, an error occurs. ======================================================================================= A, B, and D only A, and E B, and D only A and B only

Given the following, write a code SEGMENT that does the following:   Creates a string variable to store a file name (to be entered by the user) Requests the input file name from the user and stores the name in a variable Opens the input file using the entered file name Tests the STATE of the file open. If the file does not open, output a message to the user exit the program   Be sure to: Include the necessary header files Declare necessary variables

QI: Write a program to calculate the average of four integer score, and find the grade for 7 students. The program should do the following: 1. Read the first, second name and the four score of the 7 student from the file (E:lexam.txt), 2. Calculate the average and find the grade of the average by using the if and if else. 3. Save the first, second name, average and the grade for each student in file (E:grade.txt). (10 columns for the first and second name. 4 columns, precision 2, for the average and grade)

Use C++ Comment Lines:- Name of the cpp file- Your name- Why you are doing this program Input- Enter in the number of sales items- Enter in the name of the sales item- Enter in the price of the sales item Output- Title for the output- The sales items names- The price of each sales items- The sales price total- The sales tax- The grand total- Money amount have 2 decimal point places- Money amount to be aligned- Boarder around the outputThe user will have the ability to run this program again

files) Encode the file by adding 5 to every byte in the file. Write a program that prompts the user to enter an input filename and an output filename and saves the encrypted version of the input file to the output file.

Sample Run 2: Enter the symbol to draw the shapes: # Enter the width of the shape: 4 Enter the height of the shape: 6 #### ## ### ## Save the file as cla14.py by clicking on File on the menu bar, then click on "Save as .". Type in cla14.py as the file name in the save as dialog box. • Run your program: Hit function key to execute the program. Alternatively you can click on Run on the menu bar and select "Run Module". • If you have any errors, fix them, save the changes in the file window, and re-run the program ()

Which method can be used to write data into a text file?                        A.close B.print C.exist D.rename

Describe end of file controlled while loop.

what function are you using to read into the file