Answer:
A
Explanation:
I think is A. or maybe search up the topic of the lesson
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
The two major types of DNS request are as follows;
- Recursive Query
- Iterative Query
<h3>What is a domain name system?</h3>
Domain name system is abbreviated as DNS.
A Domain Name System (DNS) converts domain names into IP addresses, which allow browsers to get to websites and other internet resources.
Basically, DNS is a directory of names that match with numbers.
Computer uses IP addresses to communicate, therefore, the DNS convert domain names to IP address for communication.
The two major types of DNS request are as follows;
- Recursive Query - Query that demands a resolution
- Iterative Query - Query that does not demand a resolution.
learn more on DNS here: brainly.com/question/14397200
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