1. 1.
2.
1.
2.
3.
4.
3.
Instructional System
design

2. (Instructional design and development)
(system
approach)
4. ENIAC
ENIAC Electronics Numerical Integrator
and Computer
,000
ENIAC
ABC
5.
1. Sender

3. 2. Message
3. Channel
4. Receiver