My Crossword Maker Logo
Powered by BrightSprout
Save Status:
or to save your progress. The page will not refresh.
Controls:
SPACEBAR SWITCHES TYPING DIRECTION
Answer Key:
Edit a Copy:
Make Your Own:
Crossword Word Search Worksheet
Rate This Puzzle:
Log in or sign up to rate this puzzle.

3 Day Advanced Java

Across
Which Java keyword is used to express Covariance?
What is the return type of the findFirst method of a Stream?
What is the keyword 'super' used to express in Java?
How many arguments does the Function interface take?
What is the return type of the 'filter' method of a Java Stream?
Down
What is the return type of the Predicate interface?
Which Java construct can you use to create a Singleton?
Which Java keyword can you use to ensure that a block of code is thread safe?
What kind of operation is required to make data flow throw a Java Stream?
What is the default protection level in Java?
By what name are interfaces with just one abstract method in Java 8+ referred to?
Which Java keyword can you use to address problems of visibility?
Which Java construct is used to create type safe collections?
What is the return type of BinaryOperator<Integer>?
Given the fully qualfied name of a class as a String, which method of java.lang.Class can be used to load that class into the JVM?