An optical disc is an electronic data storage medium that can be written to and read from using a low-powered laser beam. Originally developed in the late 1960s, the first optical disc, created by James T. Russell, stored data as micron-wide dots of light and dark.
Which type of disc is a type of storage media that consists of a flat round portable metal disc made of metal plastic and lacquer that is written and read by a laser?
| Definition Term | Server connected to a network with the sole purpose of providing storage. See also NAS. network attached storage | Type of storage medium that consists of a flat, round, portable disc made of metal, plastic, and lacquer that is written on and read by a laser. optical disc |
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Which of the following kinds of CDs is a type of CD-ROM that stores digital versions of a single roll of film using a JPG file format?
| Question Answer | A Kodak ____ CD is a type of CD-ROM that stores digital versions of a single roll of film using a jpg file format. picture | A ____ overcomes the major disadvantage of CD-R disks, which is being able to write on them only once. CD-RW |
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What type of storage device uses flash memory to store data?
SSD flash drive
A solid-state disk (SSD) flash drive stores data using flash memory. An SSD has advantages over a hard disk drive (HDD). Hard disks have an inherent latency, caused by mechanical components. A solid-state system has no moving parts and therefore less latency, so fewer SSDs are needed.
What is a CD storage device?
A compact disc is a portable storage medium that can be used to record, store and play back audio, video and other data in digital form. ... A CD works by focusing a 780 nanometer wavelength semiconductor laser onto a single track of the disc.
Is a storage device that uses removable 3.5 inch disks?
A floppy drive, or floppy disk drive , is a storage device that uses removable 3.5-inch floppy disks. These magnetic floppy disks can store 720 KB or 1.44 MB of data. ... The floppy drive can be used to boot the computer if it contains a bootable floppy disk.
Which three discs can be recorded and erased?
DVD-R and DVD+R record data one time only, then the disc is only readable. DVD-RW, DVD+RW and DVD-RAM allow you to record and erase data multiple times.
Which of the following is a high capacity disc capable of storing 4.7 GB to 17 GB?
| A B | DVD player Device that reads DVD-ROMs. | DVD-ROM drive (digital versatile disc-ROM or digital vedeo disc-ROM) Extremely high capacity compact disc capable of storing from 4.7 GB to 17 GB. | DVD-ROM drive Drive that reads DVD-ROMs; newer drives also read audio CDs, CD-ROMs, CD-R's, and CD-RWs. |
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What is the process of transferring information from a computer's memory to a flash drive called?
The process of transferring files from a computer on the Internet to your computer is called Downloading . ... Downloading is not the same as data transfer; moving or copying data between two storage devices would be data transfer, but receiving data from the Internet is downloading.
What do discs like the kind shown in the accompanying figure usually measure group of answer choices?
What do discs, like the kind shown in the accompanying figure, usually measure? ... A standard CD-ROM is referred to as this kind of disc because manufacturers write all items on the disc at one time.
What are 10 storage devices?
- Hard Drive Disks.
- Floppy Disks.
- Tapes.
- Compact Discs (CDs)
- DVD and Blu-ray Discs.
- USB Flash Drives.
- Secure Digital Cards (SD Card)s.
- Solid-State Drives (SSDs)
What are the types of flash memory storage?
There are two main types of flash memory – NAND and NOR . NAND flash memory is usually used for general-purpose data storage and transfer, whereas NOR flash memory is typically used for storing digital configuration data. NAND is the most common type and is found in devices such as USB drives and SD cards.
What type of storage is flash?
Flash storage is a data storage technology based on high-speed, electrically programmable memory . The speed of flash storage is how got its name: It writes data and performs random I/O operations in a flash. Flash storage uses a type of nonvolatile memory called flash memory.
What are the disadvantages of a CD?
- Limited liquidity. One major drawback of a CD is that owners can't easily access their money if an unanticipated need arises. ...
- Inflation risk. CD rates tend to lag rising inflation on the way up and drop more quickly than inflation on the way down. ...
- Low relative returns. ...
- Re-investment risk. ...
- Tax burden.
What are the different types of CD?
- CD-ROM. ROM denotes for Read-only memory. ...
- Recordable CD (CD-R) Contents can be written in this media by CD drive attached to a computer or an external CD drive. ...
- Rewritable CD (CD-RW) This media uses metallic alloy as against dye in CD-R. ...
- Audio CD. ...
- Super Audio CD. ...
- CD-MIDI. ...
- Video CD. ...
- Super Video CD.
What type of storage is a CD-R?
CD-R (COMPACT DISC – Recordable) is a digital optical disc storage format . A CD-R disc is a compact disc that can be written once and read arbitrarily many times.
