Transcript Chapter 3.ppt

Digital Tools in Today’s Classrooms
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Platform
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PC (personal computer)
Mac (Apple)
Connectivity
Wired- connected to the Internet through physical devices such as
cables, routers etc.
 Wireless- PDAs and most laptops are connected using radio waves
much like a cell phone or radio.
 Main difference is mobility and connection speed.
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Device Software- printers, scanners, web cameras, wireless
mice and keyboards, etc may require installation of ‘driver’
software.
File Format- due to varied nature of technology use,
multiple types of digital formats are needed for the
computer to distinguish the unique purpose of each (For
PCs it is an extension; P. 64.).
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Computers
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All in one desktop- CPU, speakers etc in one case with a flat screen.
Laptops- portable desktops with wireless.
Mobile Devices
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Digital Media Players/Recorders- iPod and Digital voice recorders (DVRs
capture podcasts etc.)
Digital Cameras
eBook Readers- presents electronic books in a reader-friendly format that
resembles a book.
GPS Navigation- can determine location, speed, direction, etc.
Graphing Calculators- programmable calculators capable of plotting
graphs
PDAs (personal data assistants)- palm sized multifunctional
minicomputers
Personal Response Systems- polling device that allows real-time student
responses to questions.
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Peripherals
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Audio devices- microphones, headphones and speakers
Interactive Whiteboards- emulate touchscreen of a computer
Printers- Inkjet (small dots), Laser (like photocopy)
Projectors- displays computer screen on whiteboard, screen or
wall.
Scanners- similar to printers or photocopiers.
Science Probes- used to collect data for use in scientific studies
(example on page 83).
Webcams- small digital camera.
Data Storage
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Flash Drives- USB connection
Storage Cards- fit inside digital cameras, music player or game.