"Look at the following code. Which line will cause a compiler error? Line 1 public class ClassA
Line 2 {
Line 3 public ClassA() {}
Line 4 public final int method1(int a){ return a;}
Line 5 public double method2(int b){ return b;}
Line 6 }
Line 7 public ClassB extends ClassA
Line 8 { Line 9 public ClassB(){}
Line 10 public int method1(int b){ return b;}
Line 11 public double method2(double c){ return c;}
Line 12 }"

a. Line 4
b. Line 5
c. Line 10
d. Line 11

Perform an online search about the booting process of a computer and list all the steps

7.23 main lab 7 - online shopping cart background this main lab extends the earlier prep lab "online shopping cart part 1". (you should save this as a separate project from the earlier prep lab). you will create an on-line shopping cart like you might use for your on-line purchases. the goal is to become comfortable with setting up classes and using objects. requirements this lab can be done individually or as pair programming. expanded itemtopurchase class (15 points) extend the itemtopurchase class as follows. we will not do unit testing in this lab so we will not be giving you the names of the member functions. create good ones on your own. create a parameterized constructor to assign item name, item description, item price, and item quantity (default values of "none" for name and description, and 0 for price and quantity). additional public member functions set an item description get an item description print the cost of an item - outputs the item name followed by the quantity, price, and subtotal (see example) print the description of an item - outputs the item name and description (see example) additional private data members a string for the description of the item. example output of the function which prints the cost of an item: bottled water 10 @ $1.50 = $15.00 example output of the function which prints the item description:

What is the relation between information and data?