week1

• relational operator

  • means the way how to compare
  • asking question
  • would return true or false
• true false - logical expression / condition
• relational operator

  • ==
  • !=
  • >
  • <
  • >=
  • <=
• same order

  • >
  • <
  • >=
  • <=
• logical operation

  • combine and manipulate
  • answer true or false
• logical operation

  • ! - negation
  • && - logical multiplication
  • || - logical addition
• 3way side structure

  • one way - one option or path
  • two way - two option
  • multiple way - 3 or more selections and every block can execute
• one way - if statement
• two way - if else
• multiple way - if else if statement