1) What is a function used for opening files? a) load b) run c) open 2) By default the file is opened in text mode, but you can also open the file in binary mode. Which one of the following syntaxes opens the file in binary mode? a) x = bopen('demofile.txt') b) x = open('demofile.txt', 'b') 3) The default opening mode when opening a file with the open() function is 'a' for 'reading'. a) true b) false 4) After opening a file with the open() function, which method can be used to write the content? a) list() b) read() c) show() d) write() 5) To read only one line, we can use another method, which one? a) readline() b) lread() c) readl() 6) If you call the readline() method two times, it will return the two first lines. a) true b) false 7) After opening a file with the open() function, which method can be used to read the content? a) list() b) read() c) show() 8) To read only one line, we can use another method, which one? a) readline() b) readline 9) If you call the readline() method two times, it will return the two first lines. a) true b) false 10) What happens to the original file content if you open a file like this: ‘a’ a) you can write at the end b) write from a start 11) with open('demofile3.txt', 'w') as f: a) It will return an error b) A file will be created 12) open('demofile3.txt', 'w') a) The original content will be overwritten b) Any new content will be added after the original content 13) with open('demofile3.txt', 'w') as f: a) error b) not error 14) What could you replace the 'w' with to instead return an error if the file already exists? a) 'x' b) 'b' 15) To read only one line, we can use another method, which one? a) readline() b) lread() c) readl()

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