Language Fundamentals

Language Fundamentals

1. Encoding Sets

   • ASCII character set
     • 128 characters
       • including lower case, upper case, numbers, and punctuation marks
       • represented by 7 bits
     • extended to the "extended ASCII"
       • an additional 128 characters
         • represented by 8 bits
   • ISO-8859-1
     • also known as Latin-1
     • each character is represented by 8 bits
       • most efficient, as a byte is 8 bits long
     • contains all the characters needed for many western European languages

2. encoding sets

   • ASCII (American Standard Code for Information Interchange)
     • 128 characters, inncluding lower case and upper case Latin letters, numbers, and punctiuation marks
     • later extended to ASCII
   • ISO-8859-1