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Exam Code: 1z0-808

Exam Name: Java SE 8 Programmer I

One year free update, No help, Full refund!

1z0-808 Simulation Total Q&A: 77 Questions and Answers

Last Update: 2016-12-06

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Exam Code: 1z0-068

Exam Name: Oracle Database 12c: RAC and Grid Infrastructure Administration

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1z0-068 demo test Total Q&A: 92 Questions and Answers

Last Update: 2016-12-06

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Java SE 8 Programmer I

Exam Number: 1Z0-808 / 1Z1-808
Duration: TBD
Associated Certifications: Oracle Certified Associate, Java SE 8 Programmer
Number of Questions: TBD
Exam Product Version: Java SE,
Passing Score: TBD%
Exam Price: US$ 150
Validated Against: This exam has been written for the Java SE 8 release.
format: Multiple Choice

Recommended Training

• Java SE 8 Fundamentals

TOPICS

Java Basics 

• Define the scope of variables 
  
• Define the structure of a Java class
  
• Create executable Java applications with a main method; run a Java program from the command line; including console output.
  
• Import other Java packages to make them accessible in your code
  
• Compare and contrast the features and components of Java such as: platform independence, object orientation, encapsulation, etc.

Working With Java Data Types 

• Declare and initialize variables (including casting of primitive data types)
  
• Differentiate between object reference variables and primitive variables
  
• Know how to read or write to object fields
  
• Explain an Object's Lifecycle (creation, "dereference by reassignment" and garbage collection)
  
• Develop code that uses wrapper classes such as Boolean, Double, and Integer.  

Using Operators and Decision Constructs 

• Use Java operators; including parentheses to override operator precedence
  
• Test equality between Strings and other objects using == and equals ()
  
• Create if and if/else and ternary 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

Using Loop Constructs 

• Create and use while loops
  
• Create and use for loops including the enhanced for loop
  
• Create and use do/while loops
  
• Compare loop constructs
  
• Use break and continue  

Working with Methods and Encapsulation 

• Create methods with arguments and return values; including overloaded methods
  
• Apply the static keyword  to methods and fields  
  
• Create and overload constructors; including impact on default constructors
  
• Apply access modifiers
  
• 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 

• Describe inheritance and its benefits
  
• Develop code that demonstrates the use of polymorphism; including overriding and object type versus reference type
  
• Determine when casting is necessary
  
• Use super and this to access objects and constructors
  
• Use abstract classes and interfaces

Handling Exceptions 

• Differentiate among checked exceptions, unchecked exceptions, and Errors
  
• Create a try-catch block and determine how exceptions alter normal program flow
  
• Describe the advantages of Exception handling 
  
• Create and invoke a method that throws an exception
  
• "Recognize common exception classes (such as NullPointerException, ArithmeticExcpetion, ArrayIndexOutOfBoundsException, ClassCastException)"

Working with Selected classes from the Java API 

• Manipulate data using the StringBuilder class and its methods
  
• Creating and manipulating Strings
  
• Create and manipulate calendar data using classes from java.time.LocalDateTime,  java.time.LocalDate, java.time.LocalTime, java.time.format.DateTimeFormatter, java.time.Period 
  
• Declare and use an ArrayList of a given type 
  
• Write a simple Lambda expression that consumes a Lambda Predicate expression