Learn and Master C Programming - Reading and Displaying Text Files - Part 1

What mode should be used to open a file for reading in C?

• A

• R

• W

• X

Which application is used to set up the project for reading a file?

• Eclipse

• NetBeans

• Code::Blocks

• Visual Studio

What is the purpose of the 'argc' parameter in the main function?

• To close the file

• To open the file

• To count the number of command line arguments

• To store the file content

What should be checked after attempting to open a file?

• File size

• File type

• File permissions

• Null pointer

What command is used to compile the program in Visual Studio?

• Ctrl + Alt + F

• Ctrl + C

• Ctrl + P

• Ctrl + Shift + B

What is the purpose of setting the file pointer to null after closing the file?

• To save the file

• To free memory

• To prevent accidental use

• To reopen the file

What happens if the file open function fails to open a file?

• The program continues

• An error message is displayed

• A null pointer is returned

• The file is created

What tool is used to create a new text file in the demonstration?

• WordPad

• Notepad

• TextEdit

• Sublime Text

What is the output format when displaying file content as hexadecimal?

• Octal

• Hexadecimal

• Decimal

• Binary

What is the significance of the 'end of file' marker?

• Indicates the start of the file

• Indicates a file permission issue

• Indicates the end of the file

• Indicates a file error