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Strings
Variables
Arrays
Classes
Random Trivia
100

This is the length of a string.

What is an string.length()?

100
A java construct used to store primitive data.
What is an Identifier?
100
A collection of primitive values OR objects.
What is an array?
100
The method that creates an instance of the class.
What is the Constructor?
100

This is the largest bone in the human body.

What is the femur?

200

This method allows us to access a single character in a String.

What is charAt()?

200
A class that is used to "wrap" primitive data into Objects.
What is a Wrapper Class
200

The length of an array named "nums"

What is an nums.length?

200
All instance variables in a class need to be declared as this.

What is private?

200

This is the largest mammal.

What is a blue whale?

300

This is the index of the last character in a String.

What is the string.length()-1?

300
A Java term that is used to indicate that a reference does not currently refere to any object.
What is a Null Reference?
300

A sorting method in which each value is placed in increasing order

What is Arrays.sort()?

300

This type of method can be called without an object.

What is a static method?

300

This company created the Java programming language

What is an Sun Microsystems?

400

This vocabulary word means the combining of two or more Strings together.

What is concatenation?

400
A reference to an object that is currently also referred to by another reference. Each reference is a/an _______ of another.
What is an Alias?
400

This loop can access every element in an array, but cannot modify them.

What is an enhance for loop?

400

This type of error occurs when attempting to call a method on an object that has not been initialized yet.

What is a Null Pointer Exception?

400
He is famous in the world of computer science, and also contributed greatly to the breaking of the enigma code in World War II.

Who is Alan Turing?

500

This is the vocabulary word meaning that Strings cannot be changed once initialized.

What is the immutable?

500
The smallest primitive data type.
What is a Char
500

This happens when two arrays store information that is pertinent to each other at the same indices.

What are parallel arrays?

500

This type of variable is shared across all objects of a class.

What is a static instance variable?

500

This man is the "other" Steve who founded Apple.

Who is Steve Wozniak?