Java se 8 - Study guides, Class notes & Summaries

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 ...

What is an object? - -An object is a runtime instance of a class in memory. What is a class? - -A class is a program code template used to produce objects. Classes are the building blocks of Java. What are the members of the class? - -The members of a class consist of methods and fields. What are methods? - -Methods (also known as functions or procedures in other programming languages) are sets of code that are named. Those named sets of code can be called by invoking the name. Methods ope...

WGU C482 Software 1: Oracle Certified Associate Java SE 8, Questions and answers. Graded A+ What is an object? - -An object is a runtime instance of a class in memory. What is a class? - -A class is a program code template used to produce objects. Classes are the building blocks of Java. What are the members of the class? - -The members of a class consist of methods and fields. What are methods? - -Methods (also known as functions or procedures in other programming languages) are sets...

What are the components of a Java class file? Levels of components: 1. Package statement 2. import statements 3. Project Comments (Optional Element) 4. Declaration of the class --------Inside the class declarations-------- 5. Instantiating variables 6. Project comments 7. Methods used to program A package statement is used to: Define which package a class is in A package statement must be the first statement in a class. What are the mandatory components of a class The keyword...

What is a class? correct answersAll the parts and characterics of one building block. What are the optianal Specifiers? correct answers- static - abstract - final What is a Object? correct answersA combination of data and procedures working on the available data. What is a Method? correct answersA primare elelment often calles function or procedures. What is a Field? correct answersA primare element generlly known as variables. What are the members of a class? correct answersMet...

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

Package statement Import statements Comments Class declaration { Variables Comments Constructors Methods Nested classes Nested interfaces Enum } correct answersStructure of a Java class public final class Runner extends Person implements Athlete {} correct answersComponents of a class declaration using an example - Per Java naming conventions, package names should all be in lowercase. - The package and subpackage names are separated using a dot (.). - Package names foll...

Why does the following snippet code not compile? float value = 102.0; Type mismatch: cannot convert from double to float. This message indicates that we are trying to convert a double value, 102.0, to a float variable reference using an implicit cast. If we add an explicit cast to (float) or change the value to 102.0f, the code will compile without issue. A method is an operation that can be called. method signature is the full declaration of a method There are three ...

What is an object? - An object is a runtime instance of a class in memory. What is a class? - A class is a program code template used to produce objects. Classes are the building blocks of Java. What are the members of the class? - The members of a class consist of methods and fields. What are methods? - Methods (also known as functions or procedures in other programming languages) are sets of code that are named. Those named sets of code can be called by invoking the name. Methods operate...