Practice Exam 1Z0-810: Upgrade Java SE 7 to Java SE 8 OCP Programmer
duration: 3 hours |
access duration: 180 days |
Details
With this practice exam you can test whether you are ready to pass the exam 1Z0-810: Upgrade Java SE 7 to Java SE 8 OCP Programmer. Our practice exams have been set up in such a way that they replicate the real certification exams as much as possible, both in terms of content, and the way in which the questions are posed.
Result
You will know if you are ready to take the exam and/or on which subjects you have to do more studying. You have also received extensive feedback during the practice exams.
Prerequisites
There is no specific knowledge required.
Target audience
Software Developer
Content
Practice Exam 1Z0-810: Upgrade Java SE 7 to Java SE 8 OCP Programmer
Lambda Expressions
- Describe and develop code that uses Java inner classes, including nested class, static class, local class, and anonymous classes
- Describe and write functional interfaces
- Describe a lambda expression; refactor the code that uses an anonymous inner class to use a lambda expression; describe type inference and target typing
Using Built-in Lambda Types
- Describe the interfaces of the java.util.function package
- Develop code that uses the Function interface
- Develop code that uses the Consumer interface
- Develop code that uses the Supplier interface
- Develop code that uses the UnaryOperator interface
- Develop code that uses the Predicate interface
- Develop code that uses the primitive and binary variations of the base interfaces of the java.util.function package
- Develop code that uses a method reference, including refactoring a lambda expression to a method reference
Filtering Collections with Lambdas
- Develop code that iterates a collection by using the forEach() method and method chaining
- Describe the Stream interface and pipelines
- Filter a collection by using lambda expressions
- Identify the lambda operations that are lazy
Collection Operations with Lambda
- Develop code to extract data from an object by using the map() method
- Search for data by using methods such as findFirst(), findAny(), anyMatch(), allMatch(), and noneMatch()
- Describe the unique characteristics of the Optional class
- Perform calculations by using Java Stream methods, such as count(), max(), min(), average(), and sum()
- Sort a collection by using lambda expressions
- Develop code that uses the Stream.collect() method and Collectors class methods, such as averagingDouble(), groupingBy(), joining(), and partitioningBy()
Parallel Streams
- Develop code that uses parallel streams
- Implement decomposition and reduction in streams
Lambda Cookbook
- Develop code that uses Java SE 8 collection improvements, including Collection.removeIf(), List.replaceAll(), Map.computeIfAbsent(), and Map.computeIfPresent() methods
- Develop code that uses Java SE 8 I/O improvements, including Files.find(), Files.walk(), and lines() methods
- Use the flatMap() methods
- Develop code that creates a stream by using the Arrays.stream() and IntStream.range() methods
Method Enhancements
- Add static methods to interfaces
- Define and use a default method of an interface and describe the inheritance rules for the default method
Use Java SE 8 Date/Time API
- Create and manage date- and time-based events, including a combination of date and time in a single object, by using LocalDate, LocalTime, LocalDateTime, Instant, Period, and Duration
- Work with dates and times across time zones and manage changes resulting from daylight savings, including Format date and times values
- Define, create, and manage date- and time-based events using Instant, Period, Duration, and TemporalUnit
Course options
We offer several optional training products to enhance your learning experience. If you are planning to use our training course in preperation for an official exam then whe highly recommend using these optional training products to ensure an optimal learning experience. Sometimes there is only a practice exam or/and practice lab available.
Optional practice exam (trial exam)
To supplement this training course you may add a special practice exam. This practice exam comprises a number of trial exams which are very similar to the real exam, both in terms of form and content. This is the ultimate way to test whether you are ready for the exam.
Optional practice lab
To supplement this training course you may add a special practice lab. You perform the tasks on real hardware and/or software applicable to your Lab. The labs are fully hosted in our cloud. The only thing you need to use our practice labs is a web browser. In the LiveLab environment you will find exercises which you can start immediately. The lab enviromentconsist of complete networks containing for example, clients, servers,etc. This is the ultimate way to gain extensive hands-on experience.
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