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Oracle Certified Java Programmer: java 1z0-808 | Free Udemy Course
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Oracle Certified Java Programmer: java 1z0-808 | Free Udemy Course

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Best Java 1z0-808 Simulations. - Free Course | Free Udemy Course

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Course Language EnglishCourse Caption English [Auto]Course Length 01:25:05 to be exact 5105 seconds!Number of Lectures 14
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OCA - Java SE 8 Programmer I - Exam Information: [effective September 1, 2022]Exam Number: 1Z0-808Duration: 120 minutesQuestions: 56 (Multiple Choice / Multiple Select)Passing score: 65%Validation: Exam has been validated for product version Java SE 8.Exam Topics:Java BasicsDefine the scope of variablesDefine the structure of a Java classCreate executable Java applications with a main method; run a Java program from the command line; produce console outputImport other Java packages to make them accessible in your codeCompare and contrast the features and components of Java such as: platform independence, object orientation, encapsulation, etc.Working With Java Data TypesDeclare and initialize variables (including casting of primitive data types)Differentiate between object reference variables and primitive variablesKnow how to read or write to object fieldsExplain an Object's Lifecycle (creation, "dereference by reassignment" and garbage collection)Develop code that uses wrapper classes such as Boolean, Double, and IntegerUsing Operators and Decision ConstructsUse Java operators; use parentheses to override operator precedenceTest equality between Strings and other objects using == and equals ()Create if and if/else and ternary constructsUse a switch statementCreating and Using ArraysDeclare, instantiate, initialize and use a one-dimensional arrayDeclare, instantiate, initialize and use multi-dimensional arraysUsing Loop ConstructsCreate and use while loopsCreate and use for loops including the enhanced for loopCreate and use do/while loopsCompare loop constructsUse break and continueWorking with Methods and EncapsulationCreate methods with arguments and return values; including overloaded methodsApply the static keyword to methods and fieldsCreate and overload constructors; differentiate between default and user defined constructorsApply access modifiersApply encapsulation principles to a classDetermine the effect upon object references and primitive values when they are passed into methods that change the valuesWorking with InheritanceDescribe inheritance and its benefitsDevelop code that makes use of polymorphism; develop code that overrides methods; differentiate between the type of a reference and the type of an objectDetermine when casting is necessaryUse super and this to access objects and constructorsUse abstract classes and interfacesHandling ExceptionsDifferentiate among checked exceptions, unchecked exceptions, and ErrorsCreate a try-catch block and determine how exceptions alter normal program flowDescribe the advantages of Exception handlingCreate and invoke a method that throws an exceptionRecognize common exception classes (such as NullPointerException, ArithmeticException, ArrayIndexOutOfBoundsException, ClassCastException)Working with Selected classes from the Java APIManipulate data using the StringBuilder class and its methodsCreate and manipulate StringsCreate and manipulate calendar data using classes from java.time.LocalDateTime, java.time.LocalDate, java.time.LocalTime, java.time.format.DateTimeFormatter, java.time.PeriodDeclare and use an ArrayList of a given typeWrite a simple Lambda expression that consumes a Lambda Predicate expressionDisclaimer: These questions are not real examination questions / dumps. These questions are created to evaluate your preparation for certification exam.Who this course is for:Students who are preparing for Java certification exam (OCA). java 1z0-808Those who are preparing to upgrade their certification cultivates in-demand Java programming skills that are crucial in a competitive job market.Who are seeking better job placements with greater pay rates in IT industry.

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