Lecture Week 3: File Formats and Memory


Course Meetup: Tuesday, Feb. 9

The next course meetup at on Tuesday, Feb. 9 at 12:30pm on Zoom. We will use the same link all semester long (same as last week, and you can find it in Compass 2g as the only announcement for CS 240).

Lecture Handouts

(I strongly recommend you print out – or use a tablet – to take notes as you go through the videos. They’re designed to cover the same sample problems you’ll see in the lectures.)

Lecture Topics + Videos

  1. File Types and File Extensions - MediaSpace Video
  2. PNG File Format - MediaSpace Video
  3. MP2 Overview - MediaSpace Video
  4. Memory Hierarchy - MediaSpace Video
  5. Example - Locality of Reference - MediaSpace Video
  6. Caching and Locality of Reference - MediaSpace Video
  7. System Memory (RAM) - MediaSpace Video

Course Meetup

MPs and Homeworks

  1. MP2: PNG, due Feb. 15 by 11;59pm
  2. Homework 4: Digital Logic (PrairieLearn), due Feb. 15 by 11;59pm