Difference between revisions of "IB Computer Science I"
From WLCS
(→Wednesday (1/7/09)) |
(→Friday (1/9/09)) |
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* 2nd Quarter Exam | * 2nd Quarter Exam | ||
** Closed-book part - 10-15 minutes | ** Closed-book part - 10-15 minutes | ||
− | ** Open-book part - 20-30 minutes | + | ** Open-book part - 20-30 minutes ([[IB CS1 2nd Quarter Exam]]) |
== Wednesday (1/7/09) == | == Wednesday (1/7/09) == |
Revision as of 14:52, 13 January 2009
Friday (1/9/09)
Agenda:
- 2nd Quarter Exam
- Closed-book part - 10-15 minutes
- Open-book part - 20-30 minutes (IB CS1 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 (IB-pace only)
- [] 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: