Java Card 3.1: Enhanced deployment model and core features
Briefly

Java Card 3.1 introduces an extended file format, the management of static resources, binary compatibility improvements, and the support of array views.Those features evolve the deployment and upgrade of applications, and they permit better design modularity and security as well.Extended CAP file format and deployment model
The base unit in the Java Card deployment model is the Java Card converted application (CAP) file.
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