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OCA Java SE 8 programmer I exam guide (exam 1Z0-808), Kathy Sierra, Bert Bates

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OCA Java SE 8 programmer I exam guide (exam 1Z0-808)

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1986525930

Kathy Sierra, Bert Bates

Up-to-date coverage of every topic on the Java 8 SE Programmer I exam Prepare for the OCA Java SE 8 Programmer I exam using this effective self-study system from Oracle Press. Written by developers of the original Sun Certified Java Programmer exam, OCA Java SE 8 Programmer I Exam Guide (Exam 1Z0-808) includes two complete, accurate practice exams. In all, you will get more than 200 practice questions that mirror those on the actual test in content, tone, and format. Beyond fully preparing you for the challenging exam, the book also serves as an ideal on-the-job reference. Clearly explains every topic on Exam IZ0-808, including: • Declarations • Access control • Object orientation • Assignments • Operators • Flow control • Exceptions • Strings • Arrays • ArrayLists CD ICON Electronic content includes: • 200+ practice exam questions • Fully customizable test engine • Secured book PDF

Cover Page -- Title Page -- Copyright Page -- Contents -- Acknowledgments -- Preface -- Introduction -- 1 Declarations and Access Control -- Java Refresher -- Features and Benefits of Java (OCA Objective 1.5) -- Identifiers and Keywords (OCA Objectives 1.2 and 2.1) -- Legal Identifiers -- Oracle's Java Code Conventions -- Define Classes (OCA Objectives 1.2, 1.3, 1.4, 6.4, and 7.5) -- Source File Declaration Rules -- Using the javac and java Commands -- Using public static void main(String args) -- Import Statements and the Java API -- Static Import StatementsClass Declarations and Modifiers -- Exercise 1-1: Creating an Abstract Superclass and Concrete Subclass -- Use Interfaces (OCA Objective 7.5) -- Declaring an Interface -- Declaring Interface Constants -- Declaring default Interface Methods -- Declaring static Interface Methods -- Declare Class Members (OCA Objectives 2.1, 2.2, 2.3, 4.1, 4.2, 6.2, 6.3, and 6.4) -- Access Modifiers -- Nonaccess Member Modifiers -- Constructor Declarations -- Variable Declarations -- Declare and Use enums (OCA Objective 1.2) -- Declaring enums -- Certification Summary -- Two-Minute Drill -- Q & A Self TestSelf Test Answers -- 2 Object Orientation -- Encapsulation (OCA Objectives 6.1 and 6.5) -- Inheritance and Polymorphism (OCA Objectives 7.1 and 7.2) -- The Evolution of Inheritance -- IS-A and HAS-A Relationships -- Polymorphism (OCA Objective 7.2) -- Overriding/Overloading (OCA Objectives 6.1 and 7.2) -- Overridden Methods -- Overloaded Methods -- Casting (OCA Objectives 2.2 and 7.3) -- Implementing an Interface (OCA Objective 7.5) -- Java 8-Now with Multiple Inheritance! -- Legal Return Types (OCA Objectives 2.2 and 6.1) -- Return Type Declarations -- Returning a ValueConstructors and Instantiation (OCA Objectives 6.3 and 7.4) -- Constructor Basics -- Constructor Chaining -- Rules for Constructors -- Determine Whether a Default Constructor Will Be Created -- Overloaded Constructors -- Initialization Blocks (OCA Objectives 1.2 and 6.3-ish) -- Statics (OCA Objective 6.2) -- Static Variables and Methods -- Certification Summary -- Two-Minute Drill -- Q & A Self Test -- Self Test Answers -- 3 Assignments -- Stack and Heap-Quick Review -- Literals, Assignments, and Variables (OCA Objectives 2.1, 2.2, and 2.3) -- Literal Values for All Primitive TypesAssignment Operators -- Exercise 3-1: Casting Primitives -- Scope (OCA Objective 1.1) -- Variable Scope -- Variable Initialization (OCA Objectives 2.1, 4.1, and 4.2) -- Using a Variable or Array Element That Is Uninitialized and Unassigned -- Local (Stack, Automatic) Primitives and Objects -- Passing Variables into Methods (OCA Objective 6.6) -- Passing Object Reference Variables -- Does Java Use Pass-By-Value Semantics? -- Passing Primitive Variables -- Garbage Collection (OCA Objective 2.4) -- Overview of Memory Management and Garbage Collection -- Overview of Java's Garbage Collector

Oracle Certified Associate Java standard edition eight programmer I study guide (exam 1Z0-808)Oracle, Oracle Press