Unit Score
1 0.9/1
2 0.95/1
3 1/1
4 0.9/1
5 1/1
total 4.75/5

Unit 1

Unit 1 Blog

  • casting can be used to round or truncate answers
    • also find answer as double even if previous are integers

Unit 2

Unit 2 Blog

  • wrapper classes allow int and double to be set and changed
  • concatenation - add strings together
    • use + or += or the method the concat()
  • main method runs execution using created methods
    • can be used as a tester to ensure code works
  • public modifier allows method to be used by anyone
  • private can only be seen by the class which declares it
  • protected can be for class or subclass and package members
  • no modifier cannot be used with other packages using the same subclass
  • subclass extends class

Unit 3

Unit 3 Blog

  • complex boolean expressions
    • use && so that both expressions have to be true
  • similar logic of truth tables, demorgans, logic gates
    • different outputs given if inputs are similar or not

Unit 4

Unit 4 Blog

  • while, for, recursion loop
    • while: while a condition is met, code will keep
    • for: for as long as a condition is true, continue printing
    • recursion: repeat over and over until end
  • nested - loop inside loop

Unit 5

Unit 5 Blog

  • accessors access of get data
  • mutator method does not allow access to variable but allows for modification
    • void return type allows edit of even private variable