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How computers work
Watch these videos for a greater understanding of how computers work.
# Length and Title key vocabulary key concepts to explain and questions to answer
1 1:21 Introducing How Computers Work N/A This is just a general introduction. No significant content.
2 5:10 How Computers Work: What Makes a Computer, a Computer? Input, Memory, Data, Algorithm, Output.
  1. Describe the process of the basic function of any computer:
3 5:59 How Computers Work: Binary & Data Bit, pixel, binary number system.
  1. What is binary code?
  2. How is it used?
  3. How is binary different from the numbers we normally use?
4 4:45 How Computers Work: Circuits and Logic Circuit
  1. How are circuits used in computers?
  2. How are modern computer circuits different from the ones in the 1900's?
5 4:17 How Computers Work: CPU, Memory, Input & Output CPU
  1. What is the function of the CPU?
  2. The central processing unit calculates input-based information stored in the computer's memory to formulate various kinds of output. Modern computers often have multiple CPUs and many gigabytes of memory.
6 5:23 How Computers Work: Hardware and Software Hardware, Software
  1. Describe how hardware and software work together inside a computer. 

Dianne O'Grady-Cunniff, dogrady at usmd dot edu
Director, Maryland Center for Computing Education

Dr. Megean Garvin, mgarvin at usmd dot edu
Director of Research, Maryland Center for Computing Education

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Maryland Center for Computing Education
3300 Metzerott Rd. Adelphi, MD 20783
MCCE received initial support from the National Science Foundation, (MSP)2 Grant No. 0831970.