IT 114: Introduction to Java - Answers to Class 17 Ungraded Quiz

IT 114: Introduction to Java
Answers to Class 17 Ungraded Quiz

What do you call the string with nothing in it?
```
the empty string
```
Can a string be changed?
```
no
```
Can a string be used to create a new string?
```
yes
```
What is the name of the process that removes objects that have no variable pointing to them?
```
garbage collection
```
What is the name of the table of numbers used to represent characters in Java?
```
Unicode
```
What is the name of the String method used to compare strings?
```
compareTo
```
What do you call a collection of related classes?
```
a package
```
What must you do to use a package in a Java program?
```
import it
```
What is the name of the type of object that must be used to get input from the user?
```
a Scanner object
```