How is a real value stored in a computer? Convert the rules for subtraction in a sign-magnitude system to the algorithm format. What is the main difference between the ASCII and Unicode character...

How is a real value stored in a computer? Convert the rules for subtraction in a sign-magnitude system to the algorithm format. What is the main difference between the ASCII and Unicode character sets?

How would the following string of characters be represented using run-length encoding? Should there be stratified options for licensing? For certification?