Unit II. Computer systems lesson Theme: Living with computers

APPENDIX 5. LISTENING.
Listen and underline the stressed syllables in these words. Then practise saying the words with a partner.

1. 
   a dual-core processor 5. 18 nanometers
   
2. 
   a quad-speed Blu-ray drive 6. a 26-kilobyte file
   
3. 
   a 3.5-millimetre socket 7. 2.4 megahertz
   
4. 
   a micrometer 8. 4 terabytes
   

APPENDIX 7. HOME TASK
Task 1: Complete these descriptions with the correct unit of memory.

1. 
   A………………is about one trillion bytes – about as much text as the books and magazines in a huge library.
   
2. 
   A………………is about one million bytes – about as much text as a 300-page novel.
   
3. 
   A……………...is about one thousand bytes – equivalent to one sheet of A4.
   
4. 
   A………………is about one billion bytes – about as much text as 1,000 books.
   
5. 
   A………………can store a single character, such as the letter h or number 7.
   

Task 2: Describe computer measurement units.


Lesson 14
Theme: Storage devices.

I. Exercises to be done during the lesson

APPENDIX 1. LEAD IN ACTIVITY
Look at pictures. Discuss the following questions with your partner.

1. 
   What devices do you see there?
   
2. 
   What do you think, what is the function of these devices?
   
3. 
   What type of storage are they?
   

APPENDIX 2. GLOSSARY
Discuss the charts and write out the new words and expressions related to the topic.