This isJava Jeopardy

Java Basics Output String

LiteralsVariables Data Random

1 1 1 1 1 1

2 2 2 2 2 2

3 3 3 3 3 3

4 4 4 4 4 4

To Final Jeopardy

What is Helloworld. (with no space between the two words)?

This would be the output of the following:

s.o.p. (“Hello” + “world.”);

Back to BoardBasics 1

What is constant?

Variables that will not change in your program should be of this type.

Back to BoardBasics 2

What is %?

This operator returns the remainder of a division problem.

Back to BoardBasics 3

What is “ , ( , {?

These three symbols require a closing symbol if you want to use them without generating an error.

Back to BoardBasics 4

What is print?

This method prints data on one continuous line.

Back to Board

Output1

What is logical?

An error in a program that works but produces the incorrect result is this type of error?

Back to BoardOutput 2

What is after the string is printed?When using the println method at

what point does the program return down a space.

Back to BoardOutput 3

What is 2?

How many lines would be in our output from the following call to print?

System.out.println System.out.printSystem.out.printSystem.out.println

Back to BoardOutput 4

What is string concatenation?This allows us to split a character

string that does not fit on one line of the program.

Back to BoardString Literal 1

What is 24 and 45 concatenated: 2445? What will be the result of the following

string concatenation:System.out.println (“24 and 45 concatenated:” + 24 + 45);

Back to BoardString Literals 2

What is \“?

This escape sequence provides a double quotation mark around a string.

Back to Board

String Literal 3

What is compareTo?

Programmers use this to tell whether one string comes before another alphabetically.

Back to Board

String Literals 4

What is a variable?

The name for a location in memory that is used to hold a data value.

Back to BoardVariables 1

What is a boolean?

This type of variable has only two values (True or False).

Back to BoardVariable 2

What are constants?

This type of variable is signified by the use of all upper case letters.

Back to BoardVariable 3

What is an assignment statement? The following represents what kind of

statement?

Sides = 10

Back to BoardVariable 4

What is a mathematical/arithmetic expression? This type of expression is a combination

of operators and operands.

Back to Board

Data 1

What is 11?

The solution for the following expression would be what?

result = 10 + (8 / 2 )%3

Back to BoardData 2

What is an integer?

When you divide an integer by an integer your answer is this type of number.

Back to BoardData 3

What is 2.0?

What would the answer be to the following formula:

Int x = 30

Int y = 12

Double z = x/y

Back to BoardData 4

What is a cast?

We must use this when committing a narrowing conversion.

Back to BoardRandom 1

What is public static void main (String[ ] args)?

This line comes immediately after Public Class header.

Back to BoardRandom 2

What is syntax error?

This type of error is noticed during compile time such as missing a semicolon.

Back to BoardRandom 3

What are letters, numbers, underscore, and $? Can not begin with #.

A valid Java identifier (variable name) may include these four things. Which can it not begin with?

Back to BoardRandom 4

Final Jeopardy Category

Variables

make your wagers

Let’s see your answers.

What are the four main types of variables?

Begin Now.

IntDoubleStringboolean