Oca java 8 exam - Study guides, Class notes & Summaries

1Z0-808 OCA Java 8 Exam Questions & Answers 2023/2024 True or False: Does the static method of Boolean parseBoolean, take boolean argument ? - ANSWER-False What does the static method of Boolean - parseBoolean - take as argument ? - ANSWER-String argument of, "true", "false", null and any string other than true and false, but it will return false What's the return type of parseBoolean - ANSWER-boolean primitive Comparing == Wrapper and primitive value - ANSWER-The wrapper obje...

OCA Java 8 Exam Questions & Answers 2023/2024

.1 The structure of a Java class and source code file: The OCA Java SE 8 Programmer I exam covers the structure and components of a Java class and Java source code file (.java file). It doesn't cover the structure and components of Java bytecode files (.class files). 1.1 The structure of a Java class and source code file: A class can define multiple components. All the Java components you've heard of can be defined within a Java class: import and package statements, variables, constructor...

Java methods cannot start with a number. correct answersTrue Bit-depth of char is __ bits. correct answers16 Cast isn't a keyword. correct answersFalse In a switch statement, the argument to the case label can be any variable which can fit within an int. correct answersFalse Final member variables don't have to be initialized at the time they're declared. correct answersTrue Variable names can start with "$". correct answersTrue An abstract class cannot have a constructor....

OCA Java SE 8 Programmer certification Exam Questions & Answers 2023/2024 Package statement Import statements Comments Class declaration { Variables Comments Constructors Methods Nested classes Nested interfaces Enum } - ANSWER-Structure of a Java class public final class Runner extends Person implements Athlete {} - ANSWER-Components of a class declaration using an example - Per Java naming conventions, package names should all be in lowercase. - The package and su...

OCA Java SE 8 Programmer I Exam Guide Questions & Answers 2023/2024

1.1 The structure of a Java class and source code file: correct answersThe OCA Java SE 8 Programmer I exam covers the structure and components of a Java class and Java source code file (.java file). It doesn't cover the structure and components of Java bytecode files (.class files). 1.1 The structure of a Java class and source code file: correct answersA class can define multiple components. All the Java components you've heard of can be defined within a Java class: import and package stat...

Platform Independence: Write Once, Run Anywhere One of the main benefits of Java. This means that any code written with java only needs to be compiled once, rather than needing to be recompiled for different operating systems Verbose, Clear Syntax Used to tell the JVM which kind of information to see. The three verbose options supported by JVM are verbose: class, verbose: garbage collection, and verbose: Java Native Interface. Garbage collection, finalize An object is eligible for garbage ...

[UPDATED 2023] Java SE 8 Programmer I (1Z0-808) Exam Questions and Answers | 100%VERIFIED