Standards+3-5

Standard 3 Notes 1. Multimedia a. Combining 2 or more technologies together b. Your portfolio is multimedia c. Even a meeting combining telephones, television and computers is multimedia 2. Computer Terms a. Digital storage is expressed in bytes 1. Kilobyte: Thousand 2. Megabyte: Million 3. Gigabyte: Billion 4. Terabyte: Trillion 3. Central Processing Unit a. CPUs are the brains of the computer b. The better the processor, the faster it is. 4. Local Area Network (LAN) a. Shared server, hardware, printer, can communicate with each other b. LAN is our lab 5. Random Access Memory (RAM) a. Temporary Memory 6. Read-Only Memory (ROM) a. Permanent Memory in the computer (the operating system) 7. Computer Numerical Control (CNC) a. Computer takes control and makes products

Standard 4 Notes 1. Orthographic Projection a. A way to represent a 3-D object in 2-D b. It shows several views (3-D) 2. Perspective a. The appearance an area has if you were looking at it. 3. Graph a. Shows information visually 4. Sequence Diagram a. Shows the order of steps of how to do something Standard 5 1. Integrated Circuit a. Contains hundreds of parts b. A complex set of electronic components that are on a tine slice of semiconducting material 2. Circuit Breaker a. Protects houses, schools, and all buildings with electricity from an electrical overload 3. Conductor a. Carries electricity 4. Reciprocating a. A back and forth, or up and down motion which repeats over and over again 5. Rotary Motion a. Motion that goes in a circle 6. Oscillating Motion a. Motion that moves along a path then returns along the same path 7. Hydraulic System a. Machines and tools which use fluid or oil 8. Pneumatics a. Uses air to work 9. Mechanical Design a. Using the Design Cycle to build machines 10. Triangles a. Makes the most solid structure 11. Occupational Safety and Health Administration (OSHA) a. A department in the government that inspects houses, schools, and all buildings to make sure it is safe 12. Composite Materials a. Made from two or more materials 13. Thermoplastic a. Material that is plastic b. When it's hot it melts, so it can be formed c. When it's cold it becomes strong 14. Alloy a. Two metals mixed together to create a new metal 15. Casting a. Melting metal, glass, or plastic and pouring it into a mold b. When it cools it's a solid object 16. Dynamic Load a. The load/weight changes 17. Shearing a. Cutting metal 18. Torsion a. Twisting 19. Pressing a. Applying pressure 20. Bending a. Taking a straight object and curving it 21. Forging a. Shaping metal by heating it up 22. Construction Technology a. The building of something 23. Communication Technology a. Using technology to communicate 24. Manufacturing Technology a. Making something on a mass scale 25. Transportation Technology a. Technology that moves people and/or things