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This language is becoming famous and is used in creating various systems.
There are many prominent systems, to name a few there are “Android” applications, core systems of banks, most websites and web services and also, a system that will be named later.
Where should we learn from?
I understand that there is so much demand about this topic, so I will say that I have a lot of work to do.
・ Oracle Certified Java Programmer
This is an exam sponsored by Oracle and is called an international exam. There are 3 different grades of bronze, silver and gold. Also, it is a Computer Based Test (CBT).
At each grade, the passing mark is between 60% and 65%. Also, the gold test has a component that cannot be completed without the silver qualifications’ knowledge set.
The exams again consist of three levels, grades 3 to 1 and are sponsored by the ‘Certify Information Processing Ability Accreditation Committee’. It is a private examination conducted within Japan.
The 3rd grade exam is held three times a year in June, January and March, the 2nd grade exam is held in January and June, and the 1st grade exam is held only in January.
You can pass the 2nd and 3rd grade exams if you study well enough, but the 1st grade is exam requires practical experience.
・ Android technician certification examination
A test run by the ‘General Incorporated Association (Open Embedded Software Foundation)’. This test was created in Japan. It is a privately-conducted but internationally-recognised examination which tests individual’s knowledge of Android platforms and applications.
There are two grades, ‘Basic’ and ‘Professional’, and the Professional Exam Summary has been published, but it has not been implemented at this time.