OCA / OCP Java SE 8 Programmer Certification Kit: Exam 1Z0-808 and Exam 1Z0-809

Description: FREE SHIPPING UK WIDE OCA / OCP Java SE 8 Programmer Certification Kit by Jeanne Boyarsky, Scott Selikoff Your complete certification guide on the path to Oracle Java SE The Oracle Java SE Certification track now consists of three levels Associate (OCA), Professional (OCP), and Master (OCM). FORMAT Paperback LANGUAGE English CONDITION Brand New Publisher Description Your complete certification guide on the path to Oracle Java SE The Oracle Java SE Certification track now consists of three levels – Associate (OCA), Professional (OCP), and Master (OCM). This valuable kit helps you attain success at the OCA and OCP levels, providing clarification of the complex material along with plenty of practice that coversÂ allÂ exam objectives. OCA / OCP Oracle Java SE 8 Programmer Certification KitÂ is the ideal tool for preparing for the OCA and OCP exams. With two comprehensive study guides in one package, this kit serves as a helpful companion throughout your journey to Oracle Java SE 8 certification. The release of Java 8 brought the languages biggest changes to date, and for the first time, candidates are required to learn functional programming to pass the exam. The OCA: Oracle Certified Associate Java SE 8 Programmer I Study Guide has you covered, with thorough functional programming explanation and information on all key topic areas Java programmers need to know, covering one hundred percent of the material on Exam 1Z0-808. Once youre OCA certified, the OCP: Oracle Certified Professional Java SE 8 Programmer II Study GuideÂ is your comprehensive companion forÂ preparing for ExamÂ 1Z0-809Â as well as upgrade Exam 1Z0-810 and Exam 1Z0-813. Youll review the basics of object-oriented programming, understand functional programming, apply your knowledge to database work, and much more. From the basic to the advanced, this guide walks you through everything you need to know to confidently take the OCP 1Z0-809 exam (andÂ upgrade exams 1Z0-810 andÂ 1Z0-813). Â Â Â Â Â Â Â Â Work confidently with operators, conditionals, and loops Â Â Â Â Â Â Â Â Understand object-oriented design principles and patterns Â Â Â Â Â Â Â Â Master functional programming fundamentals Â Â Â Â Â Â Â Â Understand abstract classes, interfaces, and class design Â Â Â Â Â Â Â Â Learn object-oriented design principles and patterns Â Â Â Â Â Â Â Â Delve into functional programming, advanced strings, and localization Â Â Â Â Â Â Â Â Master IO, NIO, and JDBC with expert-led database practice If youre ready to take the next step in your IT career and tackle these challenging exams,Â OCA / OCP Oracle Java SE 8 Programmer Certification KitÂ is your ideal companion on the road to certification, and can give you the confidence you need. Author Biography Jeanne Boyarsky (New York, NY), has worked as a Java developer for a bank in NYC for 11 years where she develops, mentors and conducts training. In her free time, she is a senior moderator at CodeRanch and works on the forum code base. Jeanne has also mentored the programming division of a FIRST robotics team since 2009 where she works with students just learning Java. You can find more information about Jeanne at her bio at CodeRanch . Scott Selikoff (Bridgewater, NJ) has been a Java Enterprise developer for over 14 years. He started off working for a number of tech startups, as well as medical and pharmaceutical companies in the Philadelphia area, including Siemens Medical Solutions. In 2006, he started his own consulting firm called Selikoff Solutions, LLC, which specializes in building custom mobile and server solutions for businesses in the NYC/NJ area. Besides training new developers, Scott also enjoys teaching and has given lectures at both Cornell University and Rutgers University. Both are regular contributors to Scotts website, Down Home Country Coding . Table of Contents OCA: Oracle Certified Associate Java SE 8 Programmer I Study Guide: Exam 1Z0-808 Introduction xxi Assessment Test xxxi Chapter 1 Java Building Blocks 1 Understanding the Java Class Structure 2 Fields and Methods 2 Comments 4 Classes vs. Files 5 Writing a main() Method 6 Understanding Package Declarations and Imports 9 Wildcards 10 Redundant Imports 11 Naming Conflicts 12 Creating a New Package 13 Code Formatting on the Exam 16 Creating Objects 16 Constructors 17 Reading and Writing Object Fields 18 Instance Initializer Blocks 18 Order of Initialization 19 Distinguishing Between Object References and Primitives 20 Primitive Types 20 Reference Types 24 Key Differences 25 Declaring and Initializing Variables 25 Declaring Multiple Variables 26 Identifiers 27 Understanding Default Initialization of Variables 29 Local Variables 29 Instance and Class Variables 30 Understanding Variable Scope 31 Ordering Elements in a Class 34 Destroying Objects 36 Garbage Collection 36 finalize() 38 Benefits of Java 39 Summary 40 Exam Essentials 41 Review Questions 42 Chapter 2 Operators and Statements 51 Understanding Java Operators 52 Working with Binary Arithmetic Operators 53 Arithmetic Operators 53 Numeric Promotion 55 Working with Unary Operators 57 Logical Complement and Negation Operators 57 Increment and Decrement Operators 58 Using Additional Binary Operators 60 Assignment Operators 60 Compound Assignment Operators 62 Relational Operators 63 Logical Operators 64 Equality Operators 65 Understanding Java Statements 66 The if-then Statement 67 The if-then-else Statement 68 The switch Statement 72 The while Statement 76 The do-while Statement 78 The for Statement 80 Understanding Advanced Flow Control 86 Nested Loops 87 Adding Optional Labels 87 The break Statement 88 The continue Statement 90 Summary 92 Exam Essentials 92 Review Questions 94 Chapter 3 Core Java APIs 101 Creating and Manipulating Strings 102 Concatenation 102 Immutability 104 The String Pool 105 Important String Methods 105 Method Chaining 110 Using the StringBuilder Class 111 Mutability and Chaining 112 Creating a StringBuilder 113 Important StringBuilder Methods 114 StringBuilder vs. StringBuffer 117 Understanding Equality 117 Understanding Java Arrays 119 Creating an Array of Primitives 119 Creating an Array with Reference Variables 121 Using an Array 123 Sorting 124 Searching 125 Varargs 126 Multidimensional Arrays 126 Understanding an ArrayList 129 Creating an ArrayList 129 Using an ArrayList 130 Wrapper Classes 134 Autoboxing 136 Converting Between array and List 136 Sorting 138 Working with Dates and Times 138 Creating Dates and Times 138 Manipulating Dates and Times 142 Working with Periods 145 Formatting Dates and Times 148 Parsing Dates and Times 151 Summary 151 Exam Essentials 152 Review Questions 153 Chapter 4 Methods and Encapsulation 165 Designing Methods 166 Optional Specifiers 168 Return Type 169 Method Name 170 Parameter List 171 Optional Exception List 171 Method Body 171 Working with Varargs 172 Applying Access Modifiers 173 Private Access 173 Default (Package Private) Access 175 Protected Access 176 Public Access 180 Designing Static Methods and Fields 181 Calling a Static Variable or Method 182 Static vs. Instance 183 Static Variables 185 Static Initialization 186 Static Imports 187 Passing Data Among Methods 188 Overloading Methods 191 Creating Constructors 196 Default Constructor 197 Overloading Constructors 199 Final Fields 202 Order of Initialization 202 Encapsulating Data 205 Creating Immutable Classes 207 Writing Simple Lambdas 208 Lambda Example 209 Lambda Syntax 211 Predicates 214 Summary 215 Exam Essentials 216 Review Questions 218 Chapter 5 Class Design 233 Introducing Class Inheritance 234 Extending a Class 235 Applying Class Access Modifiers 237 Creating Java Objects 237 Defining Constructors 238 Calling Inherited Class Members 244 Inheriting Methods 246 Inheriting Variables 257 Creating Abstract Classes 259 Defining an Abstract Class 260 Creating a Concrete Class 262 Extending an Abstract Class 263 Implementing Interfaces 266 Defining an Interface 267 Inheriting an Interface 269 Interface Variables 273 Default Interface Methods 274 Static Interface Methods 278 Understanding Polymorphism 279 Object vs. Reference 281 Casting Objects 282 Virtual Methods 284 Polymorphic Parameters 285 Polymorphism and Method Overriding 287 Summary 288 Exam Essentials 289 Review Questions 291 Chapter 6 Exceptions 299 Understanding Exceptions 300 The Role of Exceptions 300 Understanding Exception Types 302 Throwing an Exception 304 Using a try Statement 305 Adding a finally Block 307 Catching Various Types of Exceptions 309 Throwing a Second Exception 311 Recognizing Common Exception Types 313 Runtime Exceptions 314 Checked Exceptions 317 Errors 317 Calling Methods That Throw Exceptions 318 Subclasses 319 Printing an Exception 321 Summary 323 Exam Essentials 324 Review Questions 325 Appendix A Answers to Review Questions 333 Chapter 1: Java Building Blocks 334 Chapter 2: Operators and Statements 336 Chapter 3: Core Java APIs 339 Chapter 4: Methods and Encapsulation 342 Chapter 5: Class Design 346 Chapter 6: Exceptions 349 Appendix B Study Tips 353 Studying for the Test 354 Creating a Study Plan 354 Creating and Running Sample Applications 355 Taking the Test 359 Understanding the Question 359 Applying Process of Elimination 362 Optimizing Your Time 364 Getting a Good Nights Rest 366 Index 367 OCP: Oracle Certified Professional Java SE 8 Programmer II Study Guide: Exam 1Z0-809 Introduction xix Assessment Test xxxviii Chapter 1 Advanced Class Design 1 Reviewing OCA Concepts 2 Access Modifiers 2 Overloading and Overriding 4 Abstract Classes 5 Static and Final 6 Imports 6 Using instance of 7 Understanding Virtual Method Invocation 9 Annotating Overridden Methods 11 Coding equals, hashCode, and toString 13 toString 13 equals 15 hashCode 18 Working with Enums 20 Using Enums in Switch Statements 21 Adding Constructors, Fields, and Methods 22 Creating Nested Classes 24 Member Inner Classes 25 Local Inner Classes 27 Anonymous Inner Classes 29 Static Nested Classes 31 Summary 33 Exam Essentials 34 Review Questions 36 Chapter 2 Design Patterns and Principles 47 Designing an Interface 48 Purpose of an Interface 51 Introducing Functional Programming 52 Defining a Functional Interface 53 Implementing Functional Interfaces with Lambdas 55 Applying the Predicate Interface 60 Implementing Polymorphism 61 Distinguishing between an Object and a Reference 63 Casting Object References 64 Understanding Design Principles 66 Encapsulating Data 66 Creating JavaBeans 69 Applying the Is]a Relationship 71 Applying the Has]a Relationship 73 Composing Objects 74 Working with Design Patterns 75 Applying the Singleton Pattern 76 Creating Immutable Objects 82 Using the Builder Pattern 86 Creating Objects with the Factory Pattern 89 Summary 93 Exam Essentials 93 Review Questions 95 Chapter 3 Generics and Collections 103 Reviewing OCA Collections 104 Array and ArrayList 104 Searching and Sorting 105 Wrapper Classes and Autoboxing 106 The Diamond Operator 107 Working with Generics 108 Generic Classes 109 Generic Interfaces 112 Generic Methods 114 Interacting with Legacy Code 114 Bounds 117 Putting It All Together 122 Using Lists, Sets, Maps, and Queues 124 Common Collections Methods 125 Using the List Interface 127 Using the Set Interface 132 Using the Queue Interface 134 Map 138 Comparing Collection Types 140 Comparator vs. Comparable 143 Comparable 143 Comparator 146 Searching and Sorting 150 Additions in Java 8 152 Using Method References 152 Removing Conditionally 154 Updating All Elements 155 Looping through a Collection 155 Using New Java 8 Map APIs 155 Summary 159 Exam Essentials 161 Review Questions 162 Chapter 4 Functional Programming 171 Using Variables in Lambdas 172 Working with Built-In Functional Interfaces 173 Implementing Supplier 174 Implementing Consumer and BiConsumer 175 Implementing Predicate and BiPredicate 177 Implementing Function and BiFunction 178 Implementing UnaryOperator and BinaryOperator 180 Checking Functional Interfaces 181 Returning an Optional 182 Using Streams 185 Creating Stream Sources 188 Using Common Terminal Operations 189 Using Common Intermediate Operations 196 Putting Together the Pipeline 200 Printing a Stream 204 Working with Primitives 205 Creating Primitive Streams 205 Using Optional with Primitive Streams 208 Summarizing Statistics 210 Learning the Functional Interfaces for Primitives 210 Working with Advanced Stream Pipeline Concepts 213 Linking Streams to the Underlying Data 213 Chaining Optionals 214 Collecting Results 217 Summary 223 Exam Essentials 224 Review Questions 226 Chapter 5 Dates, Strings, and Localization 233 Working with Dates and Times 234 Creating Dates and Times 235 Manipulating Dates and Times 241 Working with Periods 244 Working with Durations 247 Accounting for Daylight Savings Time 251 Reviewing the String class 253 Adding Internationalization and Localization 255 Picking a Locale 256 Using a Resource Bundle 258 Formatting Numbers 267 Formatting Dates and Times 270 Summary 273 Exam Essentials 274 Review Questions 276 Chapter 6 Exceptions and Assertions 283 Reviewing Exceptions 284 Exceptions Terminology 284 Categories of Exceptions 285 Exceptions on the OCP 286 Try Statement 288 Throw vs. Throws 289 Creating Custom Exceptions 289 Using Multi-catch 291 Using Try-With-Resources 296 Try-With-Resources Basics 298 AutoCloseable 300 Suppressed Exceptions 302 Putting It Together 305 Rethrowing Exceptions 305 Working with Assertions 308 The assert Statement 308 Enabling Assertions 309 Using Assertions 310 Summary 314 Exam Essentials 315 Review Questions 316 Chapter 7 Concurrency 325 Introducing Threads 327 Distinguishing Thread Types 328 Understanding Thread Concurrency 328 Introducing Runnable 330 Creating a Thread 331 Polling with Sleep 334 Creating Threads with the ExecutorService 335 Introducing the Single-Thread Executor 335 Shutting Down a Thread Executor 337 Submitting Tasks 338 Waiting for Results 340 Scheduling Tasks 345 Increasing Concurrency with Pools 348 Synchronizing Data Access 350 Protecting Data with Atomic Classes 352 Improving Access with Synchronized Blocks 354 Synchronizing Methods 356 Understanding the Cost of Synchronization 357 Using Concurrent Collections 358 Introducing Concurrent Collections 358 Understanding Memory Consistency Errors 359 Working with Concurrent Classes 360 Obtaining Synchronized Collections 365 Working with Parallel Streams 366 Creating Parallel Streams 366 Processing Tasks in Parallel 367 Processing Parallel Reductions 372 Managing Concurrent Processes 377 Creating a CyclicBarrier 377 Applying the Fork/Join Framework 381 Identifying Threading Problems 387 Understanding Liveness 387 Managing Race Conditions 391 Summary 392 Exam Essentials 393 Review Questions 394 Chapter 8 IO 405 Understanding Files and Directories 406 Conceptualizing the File System 406 Introducing the File Class 407 Introducing Streams 411 Stream Fundamentals 411 Stream Nomenclature 412 Common Stream Operations 418 Working with Streams 420 The FileInputStream and FileOutputStream Classes 420 The FileReader and FileWriter classes 424 The ObjectInputStream and ObjectOutputStream Classes 426 The PrintStream and PrintWriter Classes 432 Review of Stream Classes 435 Interacting with Users 437 The Old Way 437 The New Way 438 Summary 442 Exam Essentials 443 Review Questions 445 Chapter 9 NIO.2 453 Introducing NIO.2 454 Introducing Path 455 Creating Paths 456 Interacting with Paths and Files 460 Providing Optional Arguments 461 Using Path Objects 462 Interacting with Files 471 Understanding File Attributes 478 Discovering Basic File Attributes 478 Improving Access with Views 483 Presenting the New Stream Methods 487 Conceptualizing Directory Walking 487 Walking a Directory 488 Searching a Directory 490 Listing Directory Contents 491 Printing File Contents 492 Comparing Legacy File and NIO.2 Methods 494 Summary 495 Exam Essentials 495 Review Questions 497 Chapter 10 JDBC 505 Introducing Relational Databases and SQL 507 Identifying the Structure of a Relational Database 508 Writing Basic SQL Statements 510 Introducing the Interfaces of JDBC 511 Connecting to a Database 513 Building a JDBC URL 513 Getting a Database Connection 515 Obtaining a Statement 518 Choosing a ResultSet Type 519 Choosing a ResultSet Concurrency Mode 520 Executing a Statement 520 Getting Data from a ResultSet 524 Reading a ResultSet 524 Getting Data for a Column 526 Scrolling ResultSet 529 Closing Database Resources 533 Dealing with Exceptions 535 Summary 536 Exam Essentials 537 Review Questions 539 Appendix A Answers to Review Questions 547 Chapter 1: Advanced Class Design 548 Chapter 2: Design Patterns and Principles 550 Chapter 3: Generics and Collections 553 Chapter 4: Functional Programming 556 Chapter 5: Dates, Strings, and Localization 558 Chapter 6: Exceptions and Assertions 560 Chapter 7: Concurrency 561 Chapter 8: IO 565 Chapter 9: NIO.2 568 Chapter 10: JDBC 571 Appendix B Study Tips 575 Studying for the Test 576 Creating a Study Plan 576 Comparing Previous Exams 578 Creating and Running Sample Applications 579 Taking the Test 582 Understanding the Question 582 Taking Advantage of the Exam Software 587 Using the Provided Writing Material 587 Choosing the Best Answer 590 Optimizing Your Time 591 Getting a Good Nights Rest 593 Appendix C Upgrading from Java 6 or Earlier 595 Enhancing the Java Language 596 Using the Diamond Operator 596 Creating Literals 597 Making Decisions with Switch 598 Formatting and Parsing 603 Using DecimalFormat Flags 603 Using DateFormat 603 Formatting 604 Parsing 605 Custom Date Formats 606 Applying Locks 607 Understanding the Lock Framework 607 Using a ReentrantLock 610 Understanding Read/Write Locks 614 Using a ReentrantReadWriteLock 615 Working with Directories 617 Traversing Directories 618 Monitoring a Directory for Changes 625 Summary 633 Exam Essentials 633 Review Questions 635 Answers to Practice Test 645 Index 649 Details ISBN1119272092 Publisher John Wiley & Sons Inc (US) Year 2016 ISBN-10 1119272092 ISBN-13 9781119272090 Format Paperback Imprint Wiley US Audience General/Trade Language English Media Book Place of Publication New York Country of Publication United States Subtitle Exam 1Z0-808 and Exam 1Z0-809 DEWEY 005.133 Publication Date 2016-03-02 Short Title OCA/OCP JAVA SE 8 PROGRAMMER C Author Scott Selikoff Pages 1152 UK Release Date 2016-06-21 NZ Release Date 2016-04-05 US Release Date 2016-06-21 AU Release Date 2016-03-20 We've got this At The Nile, if you're looking for it, we've got it. 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