A unique number that identifies a computer or device connected to the Internet is its ____.

Cropping a picture does which of the following?

A. Cropping a picture changes the position of a picture. B. Cropping a picture flips the picture horizontally or vertically. C. Cropping a picture changes the text wrapping of a picture. D. Cropping a picture removes parts of a picture.

Which of the following could be used to declare abstract method method1 in abstract class Class1 (method1 returns an int and takes no arguments)?

a. public int method1(); b. public int abstract method1(); c. public abstract int method1(); d. public int nonfinal method1();