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Declare an array of 3 rows and 4 columns of int named matrix, and write nested loops that fill it so each element is the sum of its row index and column index. Show all work and proper Java syntax.

Which of the following are checked exceptions in Java’s standard library?

If a class implements two interfaces that have the same default method signature, how is the conflict resolved?

Define an interface Resizable with a method void resize(double factor);.Write a class Rectangle that: ·         Implements Resizable. ·         Has private fields width and height (double). ·         Has a parameterized constructor Rectangle(double width, double height). ·         Has a copy constructor Rectangle(Rectangle other). ·         Implements resize by multiplying both width and height by factor.

How do you declare a jagged array with 4 rows in Java?

Write a Java if-else statement that prints “Positive” if the variable num (already declared as int) is greater than 0, otherwise prints “Non-positive”.

The process of matching a method call to the correct method definition when multiple methods share the same name is called ____________. [BLANK-1]

What is the output of this code? for (int i = 5; i >= 1; i–) {   System.out.print(i + ” “); } [BLANK-1]

The Scanner class for console input is in the java.util ____________. [BLANK-1]

A variable that is declared inside a method and is not accessible outside that method is called a ____________ variable. [BLANK-1]