Week 4 Unit 2: Self-test

Question 1

What are the three main steps when working with files?

write file; change file; read file

❌

open file; access file; close file

✅

select file type; name file; store file

❌

open file; access file; store file

❌

Question 2

Which of the following statements about the different modes used when opening a file are correct?

Note: There are 3 correct answers to this question.

In mode "r+", a new file is created.

❌

In mode "w+", you can read data from the file

✅

In mode "w", a new file is created. If another file with the same name exists, this file is deleted.

✅

In mode "r", you can read the file, but you cannot change data.

✅

In mode "a", you can read data from the file.

❌

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