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Java Foundations

Код: | 1Z0-811 |
продолжительность: | 150 минут |
Язык обучения: | English |
Тестовая система: | Pearson VUE |
Филиал: | Москва |
Содержание
What Is Java?
- Describe the features of Java
- Describe the real-world applications of Java
Java Basics
- Describe the Java Development Kit (JDK) and the Java Runtime Environment (JRE)
- Describe the components of object-oriented programming
- Describe the components of a basic Java program
- Compile and execute a Java program
Basic Java Elements
- Identify the conventions to be followed in a Java program
- Use Java reserved words
- Use single-line and multi-line comments in Java programs
- Import other Java packages to make them accessible in your code
- Describe the java.lang package
Working with Java Data Types
- Declare and initialize variables including a variable using final
- Cast a value from one data type to another including automatic and manual promotion
- Declare and initialize a String variable
Working with Java Operator
- Use basic arithmetic operators to manipulate data including +, -, *, /, and %
- Use the increment and decrement operators
- Use relational operators including ==, !=, >, >=, <, and <=
- Use arithmetic assignment operators
- Use conditional operators including &&, ||, and ?
- Describe the operator precedence and use of parenthesis
Working with the String Class
- Develop code that uses methods from the String class
- Format Strings using escape sequences including %d, %n, and %s
Working with the Random and Math Classes
- Use the Random class
- Use the Math class
Using Decision Statements
- Use the decision making statement (if-then and if-then-else)
- Use the switch statement
- Compare how == differs between primitives and objects
- Compare two String objects by using the compareTo and equals methods
Using Looping Statements
- Describe looping statements
- Use a for loop including an enhanced for loop
- Use a while loop
- Use a do- while loop
- Compare and contrast the for, while, and do-while loops
- Develop code that uses break and continue statements
Debugging and Exception Handling
- Identify syntax and logic errors
- Use exception handling
- Handle common exceptions thrown
- Use try and catch blocks
Arrays and ArrayLists
- Use a one-dimensional array
- Create and manipulate an ArrayList
- Traverse the elements of an ArrayList by using iterators and loops including the enhanced for loop
- Compare an array and an ArrayList
Classes and Constructors
- Create a new class including a main method
- Use the private modifier
- Describe the relationship between an object and its members
- Describe the difference between a class variable, an instance variable, and a local variable
- Develop code that creates an object's default constructor and modifies the object's fields
- Use constructors with and without parameters
- Develop code that overloads constructors
Java Methods
- Describe and create a method
- Create and use accessor and mutator methods
- Create overloaded methods
- Describe a static method and demonstrate its use within a program
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