Computer Science

Thursday (10/7/10)

Warmup:

• Identify the types for the following variables:
  1. 43
  2. 3.5
  3. 2
  4. "washington"
  5. "2"
  6. "lee"

Agenda:

• HTTLACS: Ch 2 Exercises
• Values, Types, and Variables Identification assignment

Tuesday (10/5/10)

Warmup:

• Complete and submit the HTTLACS: Ch 1 exercises
• Submit via School Web Lockers

Agenda:

• Introduction to data values, variables, and etc.
• Read through How to Think Like a Computer Scientist: Chapter 2
• Complete the following exercises
  1. Try the following code in a program: print n = 7
     • The above should crash, change it to two lines of code so that you can print n and it works
  2. Take the sentence: All work and no play makes Jack a dull boy. Store each word in a separate variable, then print out the sentence on one line using print.
  3. Add parenthesis to the expression 6 * 1 - 2 to change its value from 4 to -6.
  4. Prompt the user for a number and store it in a variable named x. Print out the square of x
  5. Prompt the user for a noun, verb, and adjective, storing them each in a variable
     • You should then print out the following sentence "The NOUN VERB in ADJECTIVE pants" and NOUN, VERB, ADJECTIVE are variables
  6. Take the following code:

print "Hello"
print "Washington-Lee"
print "Generals"

and comment out (#) the print "Washington-Lee" so that it does not run.

• Submit the HTTLACS: Ch 2 exercises via School Web Lockers

Friday - Monday (10/1/10 - 10/4/10)

Warmup:

• Research on the interwebz the following:
  1. Who invented the Python programming language?
  2. Where was it invented?
  3. Who funded the project to develop Python?

Agenda:

• Any missing quiz demonstrations should be shown when Mr. Bui gets back
• Introduction to Python
• Begin reading through How to Think Like a Computer Scientist: Chapter 1
• Complete the following exercises (be sure to number your answers and copy the question text):
  1. Put your name and date at the top of the text file
  2. Define the words high-level language and low-level language to a middle-schooler
  3. What is a program?
  4. What does debugging mean?
  5. Define syntax errors, runtime errors, and semantic errors
  6. What is the difference between a formal language and a natural language?
  7. Write the print statement that prints the following "YOURNAME is a rock star!"
  8. Write a program that says “All work and no play makes Jack a dull boy” 10 times.
• Submit your answers via School Web Lockers
• Introduction to data values, variables, and etc.

Back To School Night (9/29/10)

• Media:B2snCS1.ppt

Wednesday (9/29/10)

Agenda:

• Work on GvR
• GvR Quiz today during 2nd half of class (Steps 1-13)
• GvR Steps 1-13 Quiz
• Finish any GvR step demos
• Introduction to Python
• How to Think Like a Computer Scientist: Chapter 1
• Complete the following exercises (be sure to number your answers and copy the question text):
• HTTLACS: Ch 1 Exercises
• Submit your answers via School Web Lockers

Monday - Tuesday (9/27/10 - 9/28/10)

Warmup:

• Fill out the GvR survey if you made progress since the last time you completed it
• Open a text editor
• How would you give each student in the class a random number from 8-10 and another random number from 11-14?
• Write down your steps

Agenda:

• GvR Demos
• GvR Quiz later this week

Thursday - Friday (9/23/10 - 9/24/10)

Warmup:

• Create a world that looks like the on the board. It should have a single wall on the same line as Guido
• Using an if statement, check to see if the front is clear
  • If true, then drop a beeper on the ground
  • Move forward (this should also be under the if statement)
• Repeat the above if statement 8 times

Agenda:

• GvR Conditionals Review
• Please update Mr. Bui on the GvR Step that you are on by filling out this survey
• Introduction to GvR Loops
• Work on GvR Steps

Tuesday - Wednesday (9/21/10 - 9/22/10)

Warmup:

• Start Guido in the lower left hand corner
• Create a GvR program named gvr_warmup_9_20.gvr
• At the top of the code, define turnright
• Below turnright, define an instruction named stairs
  1. Move Guido one step forward
  2. Make Guido turn left once
  3. Move Guido one step forward
  4. Turn right
• In the main code, run stairs 5 times

Agenda:

• Work on GvR Steps
• Introduction to Conditionals
• Please update Mr. Bui on the GvR Step that you are on by filling out this survey

Friday - Monday (9/17/10 - 9/20/10)

Agenda:

• GvR Steps #1-5 overview
• Complete GvR Steps #6-10
• GvR Steps 1-10 Checkoff & Quiz next week
• Please update Mr. Bui on the GvR Step that you are on by filling out this survey

Tuesday - Thursday (9/14/10 - 9/16/10)

• Complete the Introduction to Unix/Linux
• When you are done, demo to Mr. Bui
• Introduction to GvRng (GvR)
  • Applications -> Programming -> GvRng
• GvR Lessons
• Work through Step 1 of GvR as a class
  • Proper GvR File Naming Rules

Friday - Monday (9/10/10 - 9/13/10)

Warmup:

• How do we solve problems?

1. Pair up (with a partner on the other side of the room)
2. Take out a new sheet of paper and write your names on it
3. Problem: Mr. Bui is hungry. How would you solve that problem? Write out the steps.
4. Pause until Mr. Bui says to continue
5. One solution: Make him a PB&J sandwich. Write out the steps involved in making a PB&J sandwich.
6. How many steps are necessary in making a PB&J sandwich?
7. Turn in your steps

Agenda:

• Share sandwich stories
• What does programming mean?
• Using the power of the internets, what was the first commercial graphical user interface (GUI) developed for the personal computer?
• In what year was the first GUI introduced?
• In what year was the Unix operating system developed?
• Introduction to Unix/Linux

Tuesday - Thursday (9/7/10 - 9/9/10)

• Introductions
• Name cards
• Lab setup/config
  • Login username is your first initial and lastname (e.g. pbui)
  • Your password is your student ID number
  • Go to System -> Preferences -> About Me -> Change Password
  • Acceptable-use policies apply in this lab!
• Student Surveys
  • Fill out and submit
• Misc logistics
  • 20/10 no pass policy
  • Location of bathrooms
  • Sign in/out sheets
• Computer Science I Syllabus

• What is computer science?

1. Pair up
2. Take out a sheet of paper
3. Put both of your names on the top right of the page
4. Complete the following:
   1. List 3 people/things/systems that use computers (e.g. air traffic control)
   2. For each of the above people/things/systems, write down the information that they use (e.g. flight information)
   3. List 3 things you have done in any science class
   4. Define the term: "to compute" or "computation"