Characters as Binary#

Review#

What are characters?

What is binary?

What is the importance of this concept?

Learning objectives#

Characters, words and messages are represented as binary numbers in the storage and transmission of data.

Success criteria#

  1. Identify characters and binary, decimal and hexadecimal numbers

  2. Complete the missing fields of the ASCII table

Overview#

Number systems#

Activity 1 - Distinguish among numbers#

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Text#

ASCII#

Activity 2 - Complete the ASCII table#

Activity 3 - Manual translation of binary-ascii#

Activity 4 - Design an ASCII converter#

Unicode#

Activity 5 - Use library functions for conversion#

Images#

Recap#