IB Computer Science I

Friday (1/9/09)

Agenda:

• 2nd Quarter Exam

Wednesday (1/7/09)

Agenda:

• Demo any missing work
• Pig Latin Translator
• 2nd Quarter Exam Review
  • Variables, expressions, and statements
  • Functions
    • function header
    • function definitions
    • function calls
    • parameters
    • return statements
  • Conditionals
    • Boolean values and variables
    • modulus (%) operator
    • comparison operators (e.g., <, >)
    • logical operators (e.g., and, or)
    • Boolean conditional expressions (e.g., 2 > x and y < 3)
    • if statements
    • if-elif-else statements
  • Iteration (looping)
    • while and for loops
    • counter variables
    • infinite loops
    • break
  • Strings
    • [] operator
    • len() function
    • string slices
    • string traversal (strings + loops)

Monday (1/5/09)

Warmup:

• Describe in three words what you did over winter break
• Assume you have the following code:

i = 0
n = 0
while n < 90:
  i = 0
  while i < 10:
    n += 3
    if n > 50:
      break
    i += 1
  n += 1

• What is the value of n after the above code executes? DO NOT USE YOUR COMPUTER.

Agenda:

• Demo late E-mail Harvester Assignment
• Pig Latin Translator

Archives

• IBCS1 - December
• IBCS1 - November
• IBCS1 - October
• IBCS1 - September