Computing

Question 1

1An exception in Python is

Medium

A. a comment B. an error that happens while a program is running C. a variable D. a type of loop

Question 2

2Data in variables is kept after the program closes.

Easy

A. True B. False

Question 3

3Why should a file be closed after use?

Medium

A. to save changes and free system resources B. to delete it C. to rename it D. to make it larger

Question 4

4The finally block in a try statement

Hard

A. runs only when there is an error B. runs before try C. always runs, whether or not an exception occurred D. never runs

Question 5

5Mode "w" adds data to the end of an existing file.

Medium

A. True B. False

Question 6

6Accessing my_list[10] when the list has 3 items raises an

Hard

A. KeyError B. NameError C. ValueError D. IndexError

Question 7

7int("abc") raises a

Hard

A. ZeroDivisionError B. IndexError C. KeyError D. ValueError

Question 8

8Opening a file with mode "a"

Medium

A. reads only B. adds new data to the end of the file C. overwrites the file D. renames the file

Question 9

9What does readline() return?

Medium

A. the whole file B. a list of all lines C. the next single line of the file D. the number of lines

Question 10

10Which method writes text to an open file?

Medium

A. print_file() B. put() C. write() D. send()