ITP 120 TEST #2 STUDY GUIDE Decision processing boolean expressions NOT operator (!) if statement, if...else statement, nested ifs logical operators (&& and || ) testing for multiple conditions conditional operator (? :) switch statement Looping constructs loop requirements while() loops do...while() loops for loops Nested loops Short cut operators increment/decrement operators assignment operators Use of sentinel values to control processing Scope of variables this reference and effect on overriding a variable name Class variables Symbolic constants import statement Math class Arrays declaring allocating space for and using a subscript initializing an array arrays of objects length attribute searching an array passing to a method arraycopy() Strings constructors comparing Strings String methods length(), charAt(), toUpperCase(), toLowerCase(), indexOf(), concat(), replace(), substring() toString()