OOPortal
J2EEOnline RationalDB
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Lesson 1
Storing numbers and text
 
In this module we will discuss how a computer stores the numbers and text that your programs work with.
After completing the module you will have the skills and knowledge necessary to:
  1. Explain how numbers are stored in binary and hexadecimal form
  2. Convert numbers between binary and decimal form
  3. Convert numbers between binary and hexadecimal form
  4. Explain how signed integers are stored in two's complement form
  5. Convert signed integers between decimal and two's complement form
  6. Explain how real numbers are stored as floating-point form
  7. Explain how characters are stored using ASCII and Unicode
In the next lesson we will examine how a computer stores non-negative integers such as 0, 23, and 318.
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