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Preparation on Exam(1z0-813) Java Collections

Java Collections


  • Develop code that uses diamond with generic declarations
  • Develop code that iterates a collection, filters a collection, and sorts a collection by using lambda expressions
  • Search for data by using methods, such as findFirst(), findAny(), anyMatch(), allMatch(), and noneMatch()
  • Perform calculations on Java Streams by using count, max, min, average, and sum methods and save results to a collection by using the collect method and Collector class, including the averagingDouble, groupingBy, joining, partitioningBy methods
  • Develop code that uses Java SE 8 collection improvements, including the Collection.removeIf(), List.replaceAll(), Map.computeIfAbsent(), and Map.computeIfPresent() methods
  • Develop  code that uses the merge(), flatMap(), and map() methods on Java Streams