Match the phrases with the definitions. Write the numbers 1-6.
1. you get an error message 2. an application closes down 3. your screen goes blank 4. you close a file without saving it first 5. a programme freezes 6. your hard disk crashes
a. your computer monitor does not show any information any more b. a programme shuts down c. you lose all the changes you've just made d. information appears on your computer screen telling you about a problem e. the system that saves