Answer:
Explanation:
Gas Filling Station has pumps. Pumps have credit card readers. Driver can able to swipe their cards, pumps have Fuel. Pumps card readers communicate with Credit Company. Driver interacts with pump for fuel and credit card.
In this situation the following we need to treat as objects.
They are Pump, Card reader, Fuel tank, communication system, system controller and price table.
Design pattern for the following system is attached below
Answer:
d
Explanation:
All of the above can be means by which signals or information is transferred.
What the hell is the point of this, just to waist people's time?
Answer:
An apple a day keeps the doctor away...
D that is the answer but I need 20 words to send this text