This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
Even though, Android uses Java language (now you can also code in C++), it runs on the Dalvik virtual machine. So the Java code isn't compiled into a bytecode. For JavaME, it uses KVM (somewhat similar to JVM with smaller size) and it compiles to bytecode.
SCJP 5.0, SCWCD 1.4, SCBCD 1.3, SCDJWS 1.4