B. only accesible over the internet
Answer:
true because I just had a test like this today and it put true and got it correct
Answer:
The code is given in the explanation section
Explanation:
//Class Airconditioner
public class AirConditioner {
private boolean turnOnOff;
//The Constructor
public AirConditioner(boolean turnOnOff) {
this.turnOnOff = turnOnOff;
}
//method turn_on
public void turn_on(){
this.turnOnOff = true;
}
//method turn_off
public void turn_off( ){
this.turnOnOff = false;
}
}
// A new class to test the airconditional class
class AircondionTest{
public static void main(String[] args) {
//Creating an object of the Aircondional class
AirConditioner office_a_c = new AirConditioner(false);
//Using the reference varible to call method turn_on
office_a_c.turn_on();
}
}
Answer:
Logical Data Model
Explanation:
An Entity Relationship Diagram (ERD) is a model or a diagram designed to reveal the relationship between various entities such as people, places, objects, and so on within an institution. Entity relationship diagram is also known as Entity relationship model. This model is used to design relational database by various sectors such as education, engineering, business, etc.
<u>ERD is designed using conceptual data model, logical data model, and physical data model</u>.
The visual practice or model that gives more insight into the logical relations among the entity is the logical data model.
The logical data model is used to illustrate more detailed operational and relational data among the entities. It is more detailed than the conceptual data.
So, the correct answer is logical data model.
