1Z0-803: Java SE 7 Programmer I


Exam Number: 1Z0-803

Exam Title: Java SE 7 Programmer I


Associated Certification Paths



Oracle 1Z0-803 Certification Details:


Exam Name Java SE 7 Programmer I
Exam Code 1Z0-803
Exam Product Version Java SE
Exam Price USD $245
Duration 150 minutes
Number of Questions 80
Passing Score 63%
Validated Against This exam has been validated against SE 7.
Format Multiple Choice
Recommended Practice 1Z0-803 Online Practice Exam
Recommended Training Java SE 7 Fundamentals

Oracle 1Z0-803 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
  • Import other Java packages to make them accessible in your code
Working With Java Data Types
  • Declare and initialize variables
  • 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 manipulating Strings
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 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
  • Apply the static keyword  to methods and fields  
  • Create an overloaded method
  • Differentiate between default and user defined constructors
  • Create and overload 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
  • Implement inheritance
  • Develop code that demonstrates the use of polymorphism
  • 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, 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

Oracle 1Z0-803 - Java SE 7 Programmer I  Exam Preparation: