Java SE 11: Variables and Operators from Skillsoft

Explore the use of variables and operations using strings and numeric types in Java.

Learning Objectives

Java SE 11: Variables and Operators

describe the purpose of a variable in the Java language
list and describe four data types and use variables in Java
declare and initialize String variables in Java
concatenate String variables in Java
use the indexOf and substring functions on a String in Java
declare and initialize int and double variables in Java
modify numeric variables using basic mathematical operators in Java
describe operator precedence rules in Java
work with parentheses to control precedence in an expression in Java
work with concatenation of strings and integers in Java
practice creating strings from the concatenation of various variable types in Java