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Definition
| Indicates where the characters you type will appear. |
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| Uses a LED light to track mouse movemement. |
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Definition
| Uses a laser to detect movement. |
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| A type of mouse with a ball ontop used to scroll. |
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| Important to use when entering input into a touchpad computer. |
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Definition
| Carthode Ray Tube, original monitors that were bulky. |
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Definition
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| What type of screen to handheld devices use? |
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Definition
| Organic Light Emitting Diodes |
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| Two most common resolutions for monitors. |
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| measure of image clarity. |
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| Refers to the number of colors a monitor or graphics card can display. |
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Definition
| A printer that sprays ink onto a paper |
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Definition
| Uses technology that creates dots of light on a light sensitive drum. |
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Definition
| Fine powder that creates images |
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Definition
| Quality of the printed image or text off a printer |
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Term
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Definition
| Dots per inch, a good measure of printer resolution |
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Term
| Normal Quality printers have a dpi of roughly ______ |
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Definition
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Term
| Good Quality printers have a DPI that is roughly _____ |
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Definition
| 2400 - 4800 dots per inch |
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Term
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Definition
| Pages Per Minute, a test of how fast a printer can print up pages |
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Term
| Typical Speed of a printer |
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Definition
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Term
| Memory of a laser printer |
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Definition
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Definition
| Can print on both sides of the paper |
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Definition
| The amount of time in which a device is used |
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Term
| How to share a printer with multiple users |
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Definition
| Group the users as a network and enable the use of the printer to be wirelessly |
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Definition
| Connects directly to a network and not just a computer |
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Definition
| Used for printing more photos |
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Definition
| Made up of a storage medium and storage device |
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Term
| Devices you can use instead of a hard drive |
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Definition
| CD, DVD, BD drives, USB drives, solid state drives, and solid state card readers |
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Definition
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Definition
| Collision when reading the hard drive and it skips over a dust particle |
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Term
| Do iPods use hard drives? |
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Definition
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Term
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Definition
The time in milliseconds that data can be retrieved from storage medium
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Definition
| Amount of data that a storage device can move onto a storage medium |
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Definition
| Has the ability to jump to the requested data. An example of this would be hard drives. |
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Definition
| Reads data from begining to end looking for file. An example of this is a tape drive |
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Definition
| Are used by hard drives and tapes, magnetizes particles on disks surface. |
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Definition
| Stores data as microscopic light and dark spots on disks surface |
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Term
| Parts of an optical storage device |
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Definition
- Polycarbonate Layer
- Reflective Layer
- Recording layer 1
- Spacer layer
- Semitransparent Layer
- Recording Layer 0
- Polycarbonate Layer |
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Term
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Definition
| Stores data in a nonvolatile, erasable, low storage chip. |
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Definition
| Consists of a tape drive for the storage device and a tape for the storage medium |
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Term
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Definition
| Removable magnetic tape similar to cassete tapes |
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Term
| Non formal: Retrieving data |
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Definition
| reading, loding, or opening |
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| Digital video or versatile disk |
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Definition
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| CD can hold how much data? |
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Definition
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| DVD can hold how much data? |
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Definition
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Term
| How much data can be saved on BDs? |
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Definition
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Term
| How does the laser that reads BDs and DVDs differ? |
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Definition
BD - blue ray
DVD - red ray |
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Definition
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Definition
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Definition
| Secure Digital cards, have a faster data transfer and have a cryptographic cypher to protect data |
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Term
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Definition
| Required to read solid-state storage cards |
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Definition
| Connector that passes data between a computer and a peripheral device |
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Definition
| Small circuit board that helps computer communicate with a peripheral device |
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Definition
| How the computer controls the peripheral device, it sends data over these circuits |
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Definition
| Long and narrow socket on the motherboard where you plug the wanted expansion bus into. |
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Term
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Definition
| Sets up communication between computer and the device. |
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Term
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Definition
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Term
| Can I just unplug a USB device when I'm done with it. |
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Definition
| (Yes) No, you first want to use the safe to unplug feature in Windows |
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Term
| Throwing away computers creates _______ or _______. |
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Definition
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Term
| How many tons of e-garbage is thrown away each year? |
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Definition
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Term
| How many tons of technotrash are in landfills in the United States today? |
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Definition
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Term
| Three of the most dangerous substances found in computer parts |
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Definition
| Mercury, Phosphorus, and lead |
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