1000011 1100001 1110100. it is pronounced ‘askee’
TRANSCRIPT
![Page 1: 1000011 1100001 1110100. It is pronounced ‘askee’](https://reader035.vdocuments.net/reader035/viewer/2022062717/56649e305503460f94b21037/html5/thumbnails/1.jpg)
1000011 1100001 1110100
![Page 2: 1000011 1100001 1110100. It is pronounced ‘askee’](https://reader035.vdocuments.net/reader035/viewer/2022062717/56649e305503460f94b21037/html5/thumbnails/2.jpg)
It is pronounced ‘askee’
![Page 3: 1000011 1100001 1110100. It is pronounced ‘askee’](https://reader035.vdocuments.net/reader035/viewer/2022062717/56649e305503460f94b21037/html5/thumbnails/3.jpg)
the American Standard Code for Information Interchange
![Page 4: 1000011 1100001 1110100. It is pronounced ‘askee’](https://reader035.vdocuments.net/reader035/viewer/2022062717/56649e305503460f94b21037/html5/thumbnails/4.jpg)
is the standard code used by computers everywhere to represent
the things you can type using the keyboard
![Page 5: 1000011 1100001 1110100. It is pronounced ‘askee’](https://reader035.vdocuments.net/reader035/viewer/2022062717/56649e305503460f94b21037/html5/thumbnails/5.jpg)
How many keys are there on a normal keyboard?
![Page 6: 1000011 1100001 1110100. It is pronounced ‘askee’](https://reader035.vdocuments.net/reader035/viewer/2022062717/56649e305503460f94b21037/html5/thumbnails/6.jpg)
![Page 7: 1000011 1100001 1110100. It is pronounced ‘askee’](https://reader035.vdocuments.net/reader035/viewer/2022062717/56649e305503460f94b21037/html5/thumbnails/7.jpg)
6 bits can store 64 characters
7 bits can store 128 characters
8 bits can store 256 characters
16 bits can store 65536 characters
![Page 8: 1000011 1100001 1110100. It is pronounced ‘askee’](https://reader035.vdocuments.net/reader035/viewer/2022062717/56649e305503460f94b21037/html5/thumbnails/8.jpg)
1000011 1100001 1110100
![Page 9: 1000011 1100001 1110100. It is pronounced ‘askee’](https://reader035.vdocuments.net/reader035/viewer/2022062717/56649e305503460f94b21037/html5/thumbnails/9.jpg)
On a blank sheet of paper, write your secret message (no more than three words)
Using the ASCII chart, lookup the binary values for each letter and write it down in a series
Don’t forget the spaces between your lettersGive your encoded message to a friend
Have them decode the message back into text
![Page 10: 1000011 1100001 1110100. It is pronounced ‘askee’](https://reader035.vdocuments.net/reader035/viewer/2022062717/56649e305503460f94b21037/html5/thumbnails/10.jpg)
(((. .)
(( v )) ---m-m---
![Page 11: 1000011 1100001 1110100. It is pronounced ‘askee’](https://reader035.vdocuments.net/reader035/viewer/2022062717/56649e305503460f94b21037/html5/thumbnails/11.jpg)
ASCII is the most widely used character set
![Page 12: 1000011 1100001 1110100. It is pronounced ‘askee’](https://reader035.vdocuments.net/reader035/viewer/2022062717/56649e305503460f94b21037/html5/thumbnails/12.jpg)
languages such as German, French, Finnish, Irish, Icelandic etc take
advantage of the other 128 spaces to include their own special characters.
e.g. the German umlaut ü is 11011100
![Page 13: 1000011 1100001 1110100. It is pronounced ‘askee’](https://reader035.vdocuments.net/reader035/viewer/2022062717/56649e305503460f94b21037/html5/thumbnails/13.jpg)
Привет мир
こんにちは、世界
العالم مرحبا
![Page 14: 1000011 1100001 1110100. It is pronounced ‘askee’](https://reader035.vdocuments.net/reader035/viewer/2022062717/56649e305503460f94b21037/html5/thumbnails/14.jpg)
Extended ASCII (8 bits – 256 characters)
UTF-8 (8 bits – 256 characters)
Unicode (16 bits – 65536 characters)