Review questions

29. Ответьте на вопросы:

1. Almost all of today’s computers are based on the same design. Describe the three main elements of that design and list the four main types of computers in use today.

2. Computers based on а microprocessor are known as microcomputers. There are now several different types of microcomputers in use. Describe them.

3. The central processing unit is the computer’s main processing device. Name the CPU’s three different components and describe what they do.

4. Describe the role of input devices.

5. To use today’s computers, we have devised а number of different methods to encode computer data. Name three different data encoding systems and describe each system’s purpose.

6. Today’s computers use secondary storage systems to store data that is not currently being processed. Name and describe three different types of storage systems that use disks.

7. Compare and describe the use of а command-line human-computer interface with а graphically oriented interface.

LESSON 3

Времена группы Perfect Active, Passive

Подлежащее, сказуемое

Суффиксы глаголов и числительных

Text A Computer software

Text B Systems software

Text C Applications software

Text D Programming software