March 2021
Intermediate to advanced
768 pages
15h 31m
English
Content preview from Job Ready Java
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Appendix BJava Concepts Study List
The following is a list of basic Java concepts that you learned within this book. You should know and be comfortable discussing these topics in preparation for technical interviews and your first days on the job.
VARIABLES
- What is a variable?
- What is a variable declaration?
- What is a variable assignment?
- What does the final keyword mean?
- What does it mean to cast a variable?
METHODS
- What makes up a method's signature?
- What is a method parameter?
- What is a method body?
- What does the
statickeyword mean? - What does the
finalkeyword mean? - What does the term
overridemean? - What does the term
overloadmean?
ARRAYS
- What is an array?
- What does an array hold?
- What are the limitations of an array?
- Is an array an object?
- The first value in an array can be found at what index?
- What is an
ArrayIndexOutOfBoundException?
MAKING DECISIONS
- What is a Boolean expression?
- What is a
switchstatement? - What is an
ifstatement? - What is an
elsestatement? - What is an
else ifstatement?
LOOPS
- What is a loop?
- What is a
forloop? - What is a
for-eachloop? - What can a
forloop do that afor-eachloop cannot? - What is a
whileloop? - What is a
do-whileloop? - What is the difference between a
whileloop and ado/whileloop?
JAVA/JVM
- How is the
importkeyword used? - What is a package?
- What is Javadoc?
- What is the stack?
- What kinds of variables are created there?
- What is garbage collection?
- How does the garbage collector know when to return memory to the ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.