Task 2. Answer the following questions

1. What types of computers varying in size and power do you know? 2. Can we speak about a “computer revolution” with the invention of personal computers? Why? 3. What is the most important part of a computer? 4. What is referred to as the CPU? 5. Give five examples of input devices (five examples of output devices). 6. How are signals carried to different parts of a computer? 7. Where can you find the CPU and storage devices in a desktop computer? 8. What external device may a portable computer use? 9. What is the function of storage? 10. What is a hard disk? 11. How does a hard disk function? 12. Where is a barcode reader used? 13. In what storage devices is laser light used? 14. What factors are to be taken into account when buying a computer?

1. засоби зв'язку; 2. шина даних; 3. пристрій введення; 4. запам'ятовуючий пристрій; 5. пристрій зчитування штрихового коду; 6. магістраль системного блоку; 7. ручний комп'ютер; 8. швидкодіючий буфер пам'яті; 9. гнучкий диск; 10. пам'ять з довільною вибіркою