Java packages Study guides, Study notes & Summaries

Section 2.2 Your First Program in Java: Printing a Line of Text 2.2 Q1: End-of-line comments that should be ignored by the compiler are denoted using a. Two forward slashes (//). b. Three forward slashes (///). c. A slash and a star (/*). d. A slash and two stars (/**). ANS: a. Two forward slashes (//). 2.2 Q2: Which of the following is not a valid Java identifier? a. my Value b. $_AAA1 c. width d. m_x ANS: a. my Value (Identifiers may not contain blanks). 2.2 Q3: Which of the follo...

Which of Java packages is automatically imported into a Java program? - Answer- Consider the following code fragment: Circle c1 = new Circle(3); Circle c2 = new Circle(3); Circle c3 = c2; boolean condition = s(c1); What is the value of condition assuming that two circles are considered equal if they have the same radius value? - Answer- True Data hiding, which means that critical data stored inside the object is protected from code outside the object, is accomplished in Java by -...

What year was the Java programming created 1995 What does OCA stand for Oracle Certified Associate What are the 2 tests for Java developers provided by Oracle OCA and OCP The full declaration of a method is called the method ____ signature True or False - can you add a multiline comment within a multiline comment? false How many public classes can be added to a single file 1 Write the syntax for the main method. public static void main(String[] ar...

What year was the Java programming created 1995 What does OCA stand for Oracle Certified Associate What are the 2 tests for Java developers provided by Oracle OCA and OCP The full declaration of a method is called the method ____ signature True or False - can you add a multiline comment within a multiline comment? false How many public classes can be added to a single file 1 Write the syntax for the main method. public static void main(String[] ar...

CTP 150 Final Exam Which of Java packages is automatically imported into a Java program? ANSWER- Consider the following code fragment: Circle c1 = new Circle(3); Circle c2 = new Circle(3); Circle c3 = c2; boolean condition = s(c1); What is the value of condition assuming that two circles are considered equal if they have the same radius value? ANSWER- True Data hiding, which means that critical data stored inside the object is protected from code outside the object, is accompl...

CPSC2150 Final Exam Review 2024 Graded A+ What should be included in a user story? - Answer-The role of the user, the action the user will take in the system, and the benefit to the user Can the system itself be in a user story? - Answer-No Which of the following are examples of non-functional requirements? A. The system should run on Unix B. The system must be written in Java C. The user is able to view the status of their order D. As a customer, I can place an order on the website, so ...

ANDROID FINAL EXAM 2024 WITH 100% CORRECT ANSWERS On an Android device, the Java code is initially compiled to _________. - correct answer bytecode SQLite, WebKit, OpenGL ES, and SSL are all part of the _______ layer in the Android software stack. - correct answer Libraries The Java packages , ase, and l are all examples of Java-based libraries that are - correct answer wrappers for C++ libraries The Window Manager, Location Manager, and Notification Manager are all part of the ___...

A Programmer’s Guide to Java™ SCJP Certification Third Edition This page intentionally left blank A Programmer’s Guide to Java™ SCJP Certification A Comprehensive Primer Third Edition Khalid A. Mughal Rolf W. Rasmussen Upper Saddle River, New Jersey • Boston • Indianapolis • San Francisco New York • Toronto • Montreal • London • Munich • Paris • Madrid Capetown • Sidney • Tokyo • Singapore • Mexico City Many of the designations used by manufacturers...

Some important differences between Java and C++ include... correct answers -Every class in Java can have it's own main method -Everything in Java is inside a class -Since Java runs in its own virtual environment, the same Java code can run on any operating system In Java, a main method must.... correct answers -Be static -Have one argument, an array of Strings -Be inside of a class Anything that is not one of the 8 primitive data types in Java is a... correct answers Reference Data Ty...

Use the ____ statement to use classes from other packages correct answer: import every java application contains a class with a ____ method correct answer: main a _____ is input to a method correct answer: parameter/argument Use ______ to help human readers understand your programs correct answer: comments An object ___ describes the location of an object correct answer: reference A/n ____ is a sequence of characters enclosed in quotation marks correct answer: string the ...