IB Year 2 Standard Level Computer Science

Wednesday 27 January 2021 - Block 4, Room C152
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Daily Note

  1. Networks 
    1. open iTerm and type this: ifconfig -a
    2. What is the IP address of the computer you are using?
    3. What is the subnet mask of your computer? 
    4. What is the DNS address of your computer? 
    5. What is the MAC address of your wireless NIC?
    6. review: Data packet 
    7. review: Network speed 
    8. review: network hardware
    9. review: what is the difference between a switch and a router?
    10. review: Network standards 
    11. review: OSI model 
    12. review: Wireless networks
    13. review: Network Protocols


A little less comfortable

A little more comfortable

Our Big idea

The big idea for today is Networking.

The essential questions for this topic are:

How does a computer network really work?

It takes time to explore and really understand a big idea. If you want to
learn more about networking (which is connected to today's daily note), please click here .

We are learning this because as a designers must understand scientific and technical innovation. Designers use systems, models, methods, and processes to solve problems.


These links are here to help you access important classroom resources. Please ensure you have all these pages bookmarked.

Google classroom
All daily notes

High school bulletin
Current event activity



Reminders & routines:

IF today ==  testing_day_for_me:
     remember to go get tested!

IF today == first_period_of_day:

IF today == Friday:


Please read and follow these reminders:

  1. Always start every class by reading our daily note

  2. Please check now: is visual studio code working from my programming folder?