In addition to being loadable as a class by a Java Virtual Machine, a Java Classfile can be used to compile against. C++ has no binary standard. C++ precompiled headers are compiler- and platform ...

especially when it comes to class construction. Take this tour to learn about the differences. C++ has typical idioms and conventions that are expressed differently in C# or Java, if at all. Sometimes ...

Really. But, does Google prefer, on the margin, C++ over Java? Not really. Java is actually easier in some ways in that you won't have to worry about memory management and pointers in an interview.