Admin Table of Contents
What are the advantages and disadvantages of CD-ROM?
CD-ROM – CD Read Only Memory. Data can only be written once i.e. once the pits are burnt on to the surface, that part of the disk cannot be used again for storage although it can be re-played endless times….7. Compact Disks.
| Advantages of CDs | Disadvantages of CDs |
|---|---|
| Small and portable | Fairly fragile, easy to snap or scratch |
What are the advantages of DVD ROM?
Advantages of DVDs :
- Very large storage capacity.
- Increasing availability.
- It is easily available in every store.
- It is portable.
- High data stability.
- The DVD drive can read CDs.
- DVDs are now mass-produced in order that they are relatively cheap.
Why is CD-ROM important?
CD-ROM (compact disc read-only memory) Optical storage device for computer data and programs. A compact disc, a CD-ROM can store more data and allows much faster access than a magnetic disk. Computer games, encyclopedias and other software are now available in this form.
What are the strength of a DVD?
A DVD is similar to a CD in that it is an optical device and that a laser is used to store the data and read the data. A single layer DVD can store about 4.7Gb of data. A double layer DVD can hold over 9Gb of data.
Can I lose money on a CD?
A certificate of deposit (CD) is a financial product offered by banks and credit unions that offers a fixed interest rate payment for a specific period of time. 1 Therefore, CDs are among the lowest-risk investments and do not lose value.
What is CD-ROM and its uses?
CD-ROM, abbreviation of compact disc read-only memory, type of computer memory in the form of a compact disc that is read by optical means. A CD-ROM drive uses a low-power laser beam to read digitized (binary) data that has been encoded in the form of tiny pits on an optical disk.
What are the advantages and disadvantages of CD ROM?
There aren’t any real major ones. It’s mainly a matter of opinion. Advantages: Some (much) older computers don’t have USB ports, but they do have CD drives They can be used as DVDs (usually), USBs, or CDs (like, for music) Disadvantages: They can sometimes take up more physical space than a USB, for example
What can a CD ROM drive be used for?
CD-ROMs are audio-capable, allowing special compression of audio, image, and video data. They can be used to play standard audio CDs and have the capacity to store and record video data.
How much data can a CD ROM hold?
A CD can store around 650 Mb of data. A typical MP3 song is about 3Mb and so a CD can hold about 200 songs. Compact Disks come in two main forms: CD-ROM – CD Read Only Memory. Data can only be written once i.e. once the pits are burnt on to the surface, that part of the disk cannot be used again for storage although it can be re-played…
Which is better a CDRom or a Memory Stick?
CDROMs are more popular than CD-RW because they are so cheap – a few pence each. CD-RW – CD ReWriteable. This means that you can save data to your disk over and over again, but they are more expensive than the standard CDROM and a USB memory stick can hold much more data in any case. Most computers can read CDs.