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How to Learn Java in 2021
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š§ Quiz yourself on Java š§
Question 1 of 10
Java was originally developed by James Gosling at Sun Microsystems (which has since been acquired by Oracle) and released in 1995 as a core component of __________ Java platform.
Question 2 of 10
Since Java 9, 10, 12, 13 and 14 are no longer supported, __________ advises its users to immediately transition to the latest version (currently Java 15) or an LTS release.
Question 3 of 10
The original and reference implementation Java compilers, virtual machines, and class libraries were originally released by __________ under proprietary licenses.
Question 4 of 10
__________ offers its own HotSpot Java Virtual Machine, however the official reference implementation is the OpenJDK JVM which is free open source software and used by most developers and is the default JVM for almost all Linux distributions.
Question 5 of 10
As of September 2020[update], the latest version is Java 15, with Java 11, a currently supported long-term support (LTS) version, released on __________.
Question 6 of 10
As of May 2007, in compliance with the specifications of the Java Community Process, __________ had relicensed most of its Java technologies under the GNU General Public License.
Question 7 of 10
Oracle released the last zero-cost public update for the legacy version Java 8 LTS in January 2019 for commercial use, although it will otherwise still support __________ with public updates for personal use indefinitely.
Question 8 of 10
__________ (and others) highly recommend uninstalling outdated versions of Java because of serious risks due to unresolved security issues.
Question 9 of 10
As of 2019[update], Java was one of the most popular programming languages in use according to __________, particularly for client-server web applications, with a reported 9 million developers.
Question 10 of 10
It is a general-purpose programming language intended to let application developers write once, run anywhere (__________), meaning that compiled Java code can run on all platforms that support Java without the need for recompilation.
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