Answer the questions

1. What is the purpose of main memory?

2. What is the difference between the traditional ROM chip and some of the newer ROM-type chips (PROM, EPROM, EEPROM)?

3. What is the difference between a computer with closed architecture and one with open architecture?

4. What is the purpose of a parity chip?

5. What led to the development of add-on memory boards?

6. What is a microprocessor? a semiconductor?

7. Is it faster to retrieve data from main memory than from a disk storage device? Why, if yes?

8. What are the main factors affecting the processing power of a computer?

9. What would be a good indication that two computers are incompatible? Why is knowing this important to you?

10. What is the function of the control unit in a computer system? Does every computer require one?

V. Discuss the following with your groupmates.

Advances are made almost every day in microprocessor chip technology. What are some of the most recent advances? In what computers are these chips being used? How might these advances affect the way we currently use microcomputers?

 

Практическое занятие №9

Тема: Устройства вывода.

Output Hardware

I. First thoughts. What pieces of output hardware do you usually use? Do you know the meaning of the terms “hardcopy” and “softcopy”?

II. Study the words. Make sure you know them. Practice the pronunciation.

Chain printer, belt printer, dot-matrix printer, drum printer, electroluminescent (EL) display, plotter, flat screen, gas plasma display, impact printer, ink-jet printer, letter-quality printer, line printer, liquid crystal display(LCD), nonimpact printer, resolution, softcopy, thermal printer, voice output system.