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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
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