Overview

This course includes:6 Practice Tests788 questions in total Multiple choice format questionsMultiple select format questionsEach question includes a detailed explanationWelcome to the "Java Certification- Test yourself!"! This course is designed to enhance your Java programming skills through a comprehensive set of multiple-choice questions that cover a wide range of topics with detailed explanations. Whether you are a beginner looking to solidify your understanding of Java fundamentals or an experienced developer aiming to test and deepen your knowledge, this course has something for everyone.Exam Curriculum: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 expressionWhat makes this course unique?This course is unique because of its emphasis on providing detailed explanations of how the solutions work behind the scenes, so you will not only learn how to implement them, you will actually understand the purpose.Check your solutions with detailed explanations.Flexible Learning: Our online platform allows you to learn at your own pace and convenience. Access course materials, lectures, and assignments from anywhere, at any time.Who Should Attend:Everybody who is preparing for the Java certification.Everybody who is preparing for a Java job interview.Everybody who wants to learn more about Java by questions and explanations.Everybody who wants to test their knowledge of Java.A C# programmer who wants to improve their knowledge of Java.A programmer who wants to switch to Java.A beginner who knows fundamentals of programming and wants to learn more advanced concepts in programming using Java.An individual who wants to pursue a career in programming or software development, but lacks the necessary skills and knowledge to do so.A professional who wants to expand their skills and knowledge in programming.A student who is interested in pursuing a career in computer science.Certification:Upon successful completion of the course, you will receive a certificate that validates your mastery of Java Programming, boosting your credibility in the field of Java.Use the knowledge gained in this course as a solid foundation for pursuing more advanced Java courses or specialized areas within the Java ecosystem.Embark on your Java programming journey with confidence and curiosity. Whether you're aiming to solidify the basics or challenge yourself with advanced concepts, this MCQ-based course is designed to support your growth as a Java developer. Happy coding!

Skills

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