Certificazione Oracle Certified Associate Java SE 8 Programmer
PANORAMICA
Esame 1Z0-808 Oracle;
In un quadro confuso di professionalità improvvisate e poco consistenti certificarsi significa rendere le proprie competenze inconfutabili e oggettive.
La Certificazione Oracle OCA Oracle Certified Associate, Java SE 8 Programmer Esame 1Z0-808 rappresenta una prova della capacità del programmatore di comprendere la sintassi di base e la struttura del linguaggio di programmazione Java. Tale certificazione conseguita rappresenta un punto di ingresso ideale per una carriera nel settore dello sviluppo applicativo o nella gestione di progetti software con l’ utilizzo di Tecnologie Java.
Per conseguire la Certificazione OCA Java SE 8 Programmer è necessario sostenere con successo i seguenti esami:
Esame 1Z0-808 Oracle;
CORSI PROPEDEUTICI
Affrontare un esame di certificazione richiede una preparazione specifica.
Per questa certificazione consigliamo:
Corso JAVA Oracle Certified Associate
SVOLGIMENTO E DURATA
Esame 1Z0-808 Oracle durata 150 minuti 70 quesiti;
Negli esami sono presenti quesiti formulati in lingua inglese in forme differenti: Risposta Multipla; completamento di testo, collegamenti concettuali Drag and Drop; vere e proprie simulazioni laboratoriali.
PREREQUISITI
Nessun prerequisito.
ARGOMENTI D’ESAME
Esame 1Z0-808 Oracle
- Java Basics
- Define the scope of variables
- Define the structure of a Java class
- Create executable Java applications with a main method
- Import other Java packages to make them accessible in your code
- Working With Java Data Types
- Declare and initializevariables
- Differentiate between object reference variables and primitive variables
- Read or write to object fields
- Explain an Object’s Lifecycle (creation, “dereference” and garbage collection)
- Call methods on objects
- Manipulate data using the StringBuilder class and its methods
- Creating and manipulatingStrings
- Using Operators and Decision Constructs
- Use Java operators
- Use parenthesis to override operator precedence
- Test equality between Strings and other objects using == and equals ()
- Create if and if/else constructs
- Use a switch statement
- Creating and Using Arrays
- Declare, instantiate, initialize and use a one-dimensional array
- Declare, instantiate, initialize and use multi-dimensional array
- Declare and use an ArrayList
- Using LoopConstructs
- Create and use whileloops
- Create and use for loops including the enhanced for loop
- Create and use do/while loops
- Compare loopconstructs
- Use break and continue
- Working with Methods and Encapsulation
- Create methods with arguments and return values
- Apply the static keyword to methods and fields
- Create an overloadedmethod
- Differentiate between default and user defined constructors
- Create and overloadconstructors
- Applyaccessmodifiers
- Apply encapsulation principles to a class
- Determine the effect upon object references and primitive values when they are passed into methods that change the values
- Working with Inheritance
- Implementinheritance
- Develop code that demonstrates the use of polymorphism
- Differentiate between the type of a reference and the type of an object
- Determinewhen casting isnecessary
- Use super and this to access objects and constructors
- Use abstractclasses and interfaces
- Interface Example in Java 8
- Handling Exceptions
- Differentiate among checked exceptions, RuntimeExceptions and Errors
- Create a try-catch block and determine how exceptions alter normal program flow
- Describe what Exceptions are used for in Java
- Invoke a method that throws an exception
- Recognize common exception classes and categories
- Programming with the Date and Time API
- Understand the Date and Time API
- Calendar Data Creation
- Calendar Data Manipulation
- Calendar Period
- Calendar Data Formatting
- Understanding Lambda Expressions
- Write Lambda Expressions
- Functional Programming
- Lambda Expressions
- Lambda Expressions and FI Example
- Predicate Functional Interface
CORSI PROPEDEUTICI
CONTATTACI
