Identify the following schemes and say which one gives the more exact content of the text.

Date: 2015-10-07; view: 421.

Answer the following questions.

1. What are the elements of an automated system? What makes them possible?

2. What is a program? What does it do in an automated system?

3. Name two terms used to describe the elements which do the actual work. What are some jobs these elements may do?

4. What are some of the things sensing devices do?

5. How do sensing devices act on the information they receive? Why is the process sometimes called feedback?

6. What is the function of the decision element? What can it do?

7. What does the control element consist of? What can these devices do? What is theirpurpose?

Sceme 1

Scheme 2