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Master core java

What are the most important concepts to master core Java? I mean if someone wants to master core java what are concepts one must have to know.

8th Apr 2017, 7:26 AM
Sbk0103 - avatar
4 Answers
+ 4
8th Apr 2017, 7:41 AM
Burey - avatar
+ 3
Learn the 3 loops, arraylists and arrays, and hashmaps
8th Apr 2017, 7:27 AM
+ 2
thats pretty much the basic core java
8th Apr 2017, 7:27 AM
+ 1
Thanks @Edward... Actually I have 3 yrs of exeprience in java technologies like Spring mvc, Hibernate and struts so I know these are the basic things.. My concerns was to know which concepts are very importnat like collection or multithreading and so forth..
8th Apr 2017, 7:31 AM
Sbk0103 - avatar