Practice Exam 1Z0-809: Java SE 8 Programmer II
duration: 3 hours |
access duration: 180 days |
Details
(English version)
Prerequisites
You have successfully finished a training course for this exam. A training course for this exam is available through us.
Target audience
Software Developer
Content
Practice Exam 1Z0-809: Java SE 8 Programmer II
Java Class Design
- Implement encapsulation
- Implement inheritance including visibility modifiers and composition
- Implement polymorphism
- Override hashCode, equals, and toString methods from Object class
- Create and use singleton classes and immutable classes
- Develop code that uses static keyword on initialize blocks, variables, methods, and
Java Concurrency
- Create worker threads using Runnable, Callable and use an ExecutorService to concurrently execute tasks
- Identify potential threading problems among deadlock, starvation, livelock, and race conditions
- Use synchronized keyword and java.util.concurrent.atomic package to control the order of thread execution
- Use java.util.concurrent collections and classes including CyclicBarrier and CopyOnWriteArrayList
- Use parallel Fork/Join Framework
- Use parallel Streams including reduction, decomposition, merging processes, pipelines and performance
Building Database Applications with JDBC
- Describe the interfaces that make up the core of the JDBC API including the Driver, Connection, Statement, and ResultSet interfaces and their relationship to provider implementations
- Identify the components required to connect to a database using the DriverManager class including the JDBC URL
- Submit queries and read results from the database including creating statements, returning result sets, iterating through the results, and properly closing result sets, statements, and connections
Localization
- Read and set the locale by using the Locale object
- Create and read a Properties file
- Build a resource bundle for each locale and load a resource bundle in an application
- Describe the advantages of localizing an application
Advanced Java Class Design
- Develop code that uses abstract classes and methods
- Develop code that uses final keyword
- Create inner classes including static inner class, local class, nested class, and anonymous
- Use enumerated types including methods, and constructors in an enum type
- Develop code that declares, implements and/or extends interfaces and use the atOverride annotation
- Create and use Lambda expressions
Generics and Collections
- Create and use a generic class
- Create and use ArrayList, TreeSet, TreeMap, and ArrayDeque objects
- Use java.util.Comparator and java.lang.Comparable interfaces
- Collections Streams and Filters
- Iterate using forEach methods of Streams and List
- Describe Stream interface and Stream pipeline
- Filter a collection by using lambda expressions
- Use method references with Streams
Lambda Built-in Functional Interfaces
- Use the built-in interfaces included in the java.util.function package such as Predicate, Consumer, Function, and Supplier
- Develop code that uses primitive versions of functional interfaces
- Develop code that uses binary versions of functional interfaces
- Develop code that uses the UnaryOperator interface
Java Stream API
- Develop code to extract data from an object using peek() and map() methods including primitive versions of the map() method
- Search for data by using search methods of the Stream classes including findFirst, findAny, anyMatch, allMatch, noneMatch
- Develop code that uses the Optional class
- Develop code that uses Stream data methods and calculation methods
- Sort a collection using Stream API
- Save results to a collection using the collect method and group/partition data using the Collectors class
- Use of merge() and flatMap() methods of the Stream API
Exceptions and Assertions
- Use try-catch and throw statements
- Use catch, multi-catch, and finally clauses
- Use Autoclose resources with a try-with-resources statement
- Create custom exceptions and Auto-closeable resources
- Test invariants by using assertions
Use Java SE 8 Date/Time API
- Create and manage date-based and time-based events including a combination of date and time into a single object using LocalDate, LocalTime, LocalDateTime, Instant, Period, and Duration
- Work with dates and times across timezones and manage changes resulting from daylight savings including Format date and times values
- Define and create and manage date-based and time-based events using Instant, Period, Duration, and TemporalUnit
Java I/O Fundamentals
- Read and write data from the console
- Use BufferedReader, BufferedWriter, File, FileReader, FileWriter, FileInputStream, FileOutputStream, ObjectOutputStream, ObjectInputStream, and PrintWriter in the java.iopackage
Java File I/O (NIO.2)
- Use Stream API with NIO.2
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.
Sign In
WHY_ICTTRAININGEN
Via ons opleidingsconcept bespaar je tot 80% op trainingen
Start met leren wanneer je wilt. Je bepaalt zelf het gewenste tempo
Spar met medecursisten en profileer je als autoriteit in je vakgebied.
Ontvang na succesvolle afronding van je cursus het officiële certificaat van deelname van Icttrainingen.nl
Krijg inzicht in uitgebreide voortgangsinformatie van jezelf of je medewerkers
Kennis opdoen met interactieve e-learning en uitgebreide praktijkopdrachten door gecertificeerde docenten
Orderproces
Once we have processed your order and payment, we will give you access to your courses. If you still have any questions about our ordering process, please refer to the button below.
read more about the order process
Een zakelijk account aanmaken
Wanneer u besteld namens uw bedrijf doet u er goed aan om aan zakelijk account bij ons aan te maken. Tijdens het registratieproces kunt u hiervoor kiezen. U heeft vervolgens de mogelijkheden om de bedrijfsgegevens in te voeren, een referentie en een afwijkend factuuradres toe te voegen.
Betaalmogelijkheden
U heeft bij ons diverse betaalmogelijkheden. Bij alle betaalopties ontvangt u sowieso een factuur na de bestelling. Gaat uw werkgever betalen, dan kiest u voor betaling per factuur.
Cursisten aanmaken
Als u een zakelijk account heeft aangemaakt dan heeft u de optie om cursisten/medewerkers aan te maken onder uw account. Als u dus meerdere trainingen koopt, kunt u cursisten aanmaken en deze vervolgens uitdelen aan uw collega’s. De cursisten krijgen een e-mail met inloggegevens wanneer zij worden aangemaakt en wanneer zij een training hebben gekregen.
Voortgangsinformatie
Met een zakelijk account bent u automatisch beheerder van uw organisatie en kunt u naast cursisten ook managers aanmaken. Beheerders en managers kunnen tevens voortgang inzien van alle cursisten binnen uw organisatie.
What is included?
Certificate of participation | No |
Monitor Progress | Yes |
Examination possible | Yes |
Mobile ready | No |
Sharing knowledge | Unlimited access to our IT professionals community |
Study advice | Our consultants are here for you to advice about your study career and options |
Study materials | Certified teachers with in depth knowledge about the subject. |
Service | World's best service |
Platform
Na bestelling van je training krijg je toegang tot ons innovatieve leerplatform. Hier vind je al je gekochte (of gevolgde) trainingen, kan je eventueel cursisten aanmaken en krijg je toegang tot uitgebreide voortgangsinformatie.
FAQ
Niet gevonden wat je zocht? Bekijk alle vragen of neem contact op.