In most cases, the code is written in a human-readable programming language, then compiled into a machine language by a compiler, which your system then executes to run the intended program.
The Java code, on the other hand, is designed to execute on a specific sort of machine, known as the JVM (Java Virtual Machine). If you wish to run Java, you'll need to install a virtual machine on your computer. JVM can be installed on any system, regardless of its operating system. As a result, a Java application can run on any machine, operating system, or architecture that has the JVM.
Covid-19's ascent, its effects on the global economy, and the fight against the rise of e-commerce This worldwide e-commerce boom have created a demand for Java developers in a variety of roles, including Android, Web, and Enterprise Level Apps.
There has been a definite storm of android app development and consumption over the last few years. This figure is expected to climb to 184 billion in the near future, according to Sensor Tower (Mobile App Store Marketing Intelligence).
The major backend language in most Android apps is Java. These figures demonstrate why you should learn Java in 2021, especially given the projected increase.