This’s note is about the lecture and lab of Week2 CAN201.
The lecture III - Application Layer.

1. Domain Name System (DNS)
2. P2P Applications
3. Socket Programming 套接字编程

This’s the note of CPT205 W2.

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The topics for this week:

1. Computer representation of objects
2. Cartesian co-ordinate system
3. Points, lines and angles
4. Trigonometry 三角函数
5. Vectors (unit vector) and vector calculations (addition, subtraction, scaling, dot product, cross product) 矢量和矢量计算
6. Matrices (dimension, transpose, square/symmetric/identity, inverse) and matrix calculations (addition, subtraction, multiplication) 矩阵和矩阵计算

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因为矩阵的知识快忘光了，所以矩阵的部分写的比较多。

This is the note of CAN201(introduction to networking).

This lecture is mainly discussing about Application Layer. 应用程序层

1. Principle of network application
2. Web application
3. Email

The lab of this week is about Introduction of Python.

This is the note of CAN201(introduction to networking).

The lecture of W1 is mainly discussing about Internet.

1. What’s the Internet?
2. Network edge and core
3. Network performance
4. Protocol layers and service models
5. Network security

这星期主要是对这学期所要学习的内容大致的介绍，由预习笔记改编完成。
The lab of this week is about Python I - IDE and Interpreter.

This is the note of CPT205(Computer Graphics).
包括了Lecture还有Lab的内容，是在预习笔记上增加了一些内容。

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The lecture of this week is mainly discussing about Introduction: hardware and software.