Using the Internet

Exercise 27.4

1. It took ages, but he finally uploaded all his ____________ to the cloud.
A) data
B) files
C) spam

2. I need to back up my ____________.
A) hints and tips
B) folders
C) data

3. Somebody hacked into my ____________.
A) computer
B) virus
C) system

4. I always back up my most important files on a(n) ____________.
A) anti-virus software
B) cloud storage system
C) memory stick