1Z0-808: Java SE 8 Programmer I


Exam Number: 1Z0-808

Exam Title: Java SE 8 Programmer I


Associated Certification Paths



Oracle 1Z0-808 Certification Details:


Exam Name Java SE 8 Programmer I
Exam Code 1Z0-808
Exam Product Version Java SE
Exam Price USD $245
Duration 150 minutes
Number of Questions 70
Passing Score 65%
Validated Against This exam has been written for the Java SE 8 release.
Format Multiple Choice
Recommended Practice 1Z0-808 Online Practice Exam
Recommended Training Java SE 8 Fundamentals
Oracle Certified Associate, Java SE 8 Programmer Certification Discount Package (On Demand)

Oracle 1Z0-808 Certification Topics:


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; produce 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; use 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 arrays
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; differentiate between default and user defined 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 makes use of polymorphism; develop code that overrides methods;  differentiate between the type of a reference and the type of an object
  • 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, ArithmeticException, ArrayIndexOutOfBoundsException, ClassCastException)
Working with Selected classes from the Java API
  • Manipulate data using the StringBuilder class and its methods
  • Create and manipulate 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

Oracle 1Z0-808 - Java SE 8 Programmer I  Exam Preparation: