What is new in SCJP 1.6

What is new in SCJP 1.6

There is few minor changes from the previous version 5.0. Objectives are very similar to SCJP 5.0 exam except that few minor updates. In the following section bolded topics are updated in SCJP 6.0
Section : 1
1.6: Given a scenario involving navigating file systems, reading from files, writing to files, or interacting with the user, develop the correct solution using the following classes (sometimes in combination), from java.io: BufferedReader, BufferedWriter, File, FileReader, FileWriter, PrintWriter, and Console ( mock exams for console )
Section : 2
1.5: Given a scenario, develop code that declares and/or invokes overridden or overloaded methods and code that declares and/or invokes superclass or overloaded constructors
Section : 3
1.6: Write code that uses the generic versions of the Collections API, in particular, the Set, List, and Map interfaces and implementation classes. Recognize the limitations of the non-generic Collections API and how to refactor code to use the generic versions. Write code that uses the NavigableSet ( mock exams ) and NavigableMap ( mock exams ) interfaces
Section : 4
1.5: Given a code example, recognize the point at which an object becomes eligible for garbage collection, and determine what is and is not guaranteed by the garbage collection system. Recognize the behaviors of System.gc and finalization ( mock exams for garbage collection in scjp 1.6 )
1.6: Given a code example, recognize the point at which an object becomes eligible for garbage collection, determine what is and is not guaranteed by the garbage collection system, and recognize the behaviors of the Object.finalize() method