OCP Oracle Certified Professional Java SE 17 Developer Study Guide. Jeanne Boyarsky. Читать онлайн. Newlib. NEWLIB.NET

Автор: Jeanne Boyarsky
Издательство: John Wiley & Sons Limited
Серия:
Жанр произведения: Программы
Год издания: 0
isbn: 9781119864592
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are on the Java Foundations exam but not the 1Z0-829. Those are covered here:

       www.selikoff.net/java-foundations

      Additionally, the objectives may be updated if Oracle updates the Java Foundations exam for a later version of Java. Check our website for those updates as well.

Exam Objective Chapter
What is Java?
Describe the features of Java 1
Describe the real-world applications of Java 1 + online
Java Basics
Describe the Java Development Kit (JDK) and the Java Runtime Environment (JRE) 1
Describe the components of object-oriented programming 1
Describe the components of a basic Java program 1
Compile and execute a Java program 1
Basic Java Elements
Identify the conventions to be followed in a Java program 1
Use Java reserved words 1
Use single-line and multi-line comments in Java programs 1
Import other Java packages to make them accessible in your code 1
Describe the java.lang package 1
Working with Java Data Types
Declare and initialize variables including a variable using final 1
Cast a value from one data type to another including automatic and manual promotion 2
1
Working with Java Operators
Use basic arithmetic operators to manipulate data including +, -, *, /, and % 2
Use the increment and decrement operators 2
Use relational operators including ==, !=, >, >=, <, and <= 2
Use arithmetic assignment operators 2
Use conditional operators including &&, ||, and ? 2
Describe the operator precedence and use of parentheses 2
Working with the String Class
Develop code that uses methods from the String class 4
Format Strings using escape sequences including %d, %n, and %s 11
Working with Random and Math Classes
Use the Random class Online
Use the Math class 4
Using Decision Statements
Use the decision making statement (if-then and if-then-else) 3
Use the switch statement 3
Compare how == differs between primitives and objects 4
Compare two String objects by using the compareTo and equals methods 4
Using Looping Statements
Describe looping statements

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