Ulf Dittmer wrote:Not sure what you mean by "core Java knowledge" - thousands of hours of practical -not theoretical- knowledge? Because otherwise my estimation would not apply to you.
Yes,sir i have practical knowledge of following things at intermediate level:
Declarations and Access Control
ObjectOrientation
Assignments
Operators
Flow Control, Exceptions, and Assertions
Strings,Formatting, and Parsing
I/O,NIO2
Generics and Collections
InnerClasses
Threads
JDBC
Concurrency
Localization