CS1Q Computer Systems Week 16 (30th January 2006)

Preparatory reading:

• CSI: all of Chapter 5.
• The biography of John Atanasoff can also be found on the book's website.
• The ethical issue HIPAA can also be found on the book's website.

Lecture slideshows:

• Lecture 3 slideshow
• Lecture 4 slideshow

Tutorial:

• Number systems (decimal, binary, hexadecimal), conversions, and binary arithmetic. The worksheet should be attempted in advance. Here are the solutions.

Key points:

• high-level languages, assembly language, and machine language
• typical assembly language instructions and the level of detail at which they operate
• the fetch-execute cycle

Supplementary reading:

• CSI Chapter 7 describes another simple CPU and its assembly language. You might find it interesting to compare it with the IT Machine.