Answer:b)Recognition
Explanation: Recognition method is the technique which is based upon the similarity of the structure.It basically compares between the received format and the format of the reference on the basis of their structure.It is considered as a good method of the retrieving the image or format which is in storage. This usually results in opting the correct answer or option.
Therefore, the correct answer is option (b).
Answer:
public class SimpleSquare{
public int num;
private int square;
public SimpleSquare(int number){
num = number;
square = number * number;
}
public int getSquare(){
return square;
}
}
Explanation:
*The code is in Java.
Create a class called SimpleSquare
Declare two fields, num and square
Create a constructor that takes an integer number as a parameter, sets the num and sets the square as number * number.
Since the square is a private field, I also added the getSquare() method which returns the value of the square.
D. each table must depend on the entire foreing key
