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Lunes, Hulyo 18, 2011

Quiz 5

Quiz 5

1. Differentiate between storage devices and storage media.
Storage device refers to the apparatus for recording computer data. Examples are the RAM, floppy drives, ZIP drives, and other disks drives. While, storage media are the materials on which data are written and stored. Examples are the floppy disks, optical discs, hard disks, etc.

2. Identify the uses of tape, magnetic stripe cards, smart cards, microfilm and microfiche, and enterprise storage.
Duct tape, or duck tape, is cloth- or scrim-backed pressure sensitive tape often sealed with polyethylene. It is very similar to gaffer tape but differs in that gaffer tape was designed to be cleanly removed, while duct tape is not.
magnetic stripe card is a type of card capable of storing data by modifying the magnetism of tiny iron-based magnetic particles on a band of magnetic material on the card. The magnetic stripe, sometimes called swipe card or magstripe, is read by physical contact and swiping past a magnetic reading head.
smart cardchip card, or integrated circuit card (ICC), is any pocket-sized card with embedded integrated circuits.

3. Describe the various types of flash memory storage: solid state drives, memory cards, USB flash drives, and ExpressCard modules.

solid-state drive (SSD) is a data storage device that uses solid-state memory to store persistent data with the intention of providing access in the same manner of a traditional block i/o hard disk drive.
memory card or flash card is an electronic flash memory data storage device used for storing digital information.
USB (Universal Serial Bus) is an industry standard developed in the mid-1990s that defines the cables, connectors and protocols used for connection, communication and power supply between computers and electronic devices.
USB flash drive consists of a flash memory data storage device integrated with a USB (Universal Serial Bus) interface.


4. Differentiate among various types of optical discs: CDs, archive discs and Picture CDs, DVDs, and Blu-ray Discs.
Compact Disc (also known as a CD) is an optical disc used to store digital data. It was originally developed to store and playback sound recordings exclusively, but later expanded to encompass data storage (CD-ROM), write-once audio and data storage (CD-R), rewritable media (CD-RW).
Picture CD is a product by Kodak, following on from the earlier Photo CD product. It holds photos from a single roll of color film, stored at 1024×1536 resolution using JPEG compression.
DVD is an optical disc storage media format, invented and developed by PhilipsSonyToshiba, and Panasonic in 1995. DVDs offer higher storage capacity than compact discs while having the same dimensions.
Blu-ray Disc (official abbreviation BD) is an optical disc storage medium designed to supersede the DVD format.

5. Summarize the characteristics of ink-jet printers, photo printers, laser printers, multifunction peripherals, thermal printers, mobile printers, label and postage printers, and plotters and large-format printers
An inkjet printer is a type of computer printer that creates a digital image by propelling droplets of ink onto paper.
A laser printer is a common type of computer printer that rapidly produces high quality text and graphics on plain paper.
An MFP (Multi Function Product/ Printer/ Peripheral), multifunctional, all-in-one (AIO), or Multifunction Device (MFD), is an office machine which incorporates the functionality of multiple devices in one, so as to have a smaller footprint in a home or
small business setting or to provide centralized document management/distribution/production in a large-office setting.

Function
Having a photo printer is great, but if you need more than just plain pictures from your printer, there are full size photo printers, and even all in ones. If you only need photos, an ordinary photo inkjet printer is fine. But if you need more than just that, you should look for a photo printer with more functions like scanning, copying, and faxing.

Portability
Some photographers and photography enthusiasts love producing printed photos right on the spot.
Borderless printing
Most photos are printed without borders, and to get the same effect, most photo printers offer borderless printing.

Connectivity- PictBridge camera compatibility and memory card slots are very useful when it comes to printing photos, especially without using a computer.
Price-Everything you buy needs to have a budget. There are hundreds of different models of photo printers on the market, so you’ll definitely find one that meets both your needs and your budget allocations.
Conclusion
These seven simple but very helpful tips will definitely help you find that perfect photo printer that you’re looking for. Just keep this list handy while you’re shopping or browsing the web, and you’ll be astounded by the many models that match all your photo printing needs.
 printer is a peripheral which produces a text and/or graphics of documents stored in electronic form, usually on physical print media such as paper or transparencies.
A thermal printer (or direct thermal printer) produces a printed image by selectively heating coated thermochromic paper, or thermal paper as it is commonly known, when the paper passes over the thermal print head. The coating turns black in the areas where it is heated, producing an image.
A postage meter is a mechanical device used to create and apply physical evidence of postage (or franking) to mailed matter.
Mobile Imaging and Printing Consortium is a non-profit industry association formed to promote the usage of mobile devices with digital cameras, particularly camera phones, and the printing of photographs taken with them.
A plotter is a computer printing device for printing vector graphics. In the past, plotters were widely used in applications such as computer-aided design, though they have generally been replaced with wide-format conventional printers, and it is now commonplace to refer to such wide-format printers as "plotters," even though they technically aren't.
Wide-format printers (contrast to vector-rendering "plotters") are generally accepted to be any printer with a print width between 17" and 100". Printers over the 100" mark may be called Super-Wide or Grand format.



 

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