Table of Contents
What can you do with a CD-RW?
CD-RW drives use rewritable compact discs (CDs). They can be used and re-used in the same manner as you copy files to a floppy disk, overwriting them later. It’s not exactly the same thing, because you can only write-over a CD-R disc (formatted for CD-RW) 1000 times or so before it wears out.
What’s the difference between CD-R and CD-RW?
The main difference between a CD-R and a CD-RW is that the CD-R can only be recorded to once, while a CD-RW can be recorded to multiple times, like a hard drive.
How much does CD cost?
The average rate for a one-year CD is 0.25% APY, and the average rate for a five-year CD is 0.48% APY….Current CD Rates: Compare high-yield to national average rates.
| 3-MONTH CD RATE | |
|---|---|
| Online bank | 1.00% APY |
| Online bank | 2.50% APY |
| All banks | 0.37% APY |
| 5-YEAR CD RATE |
What CD can you burn music on?
CD-RW discs usually work only in computers. To create a CD of MP3 files to play in your computer or an MP3 CD player, use a CD-R disc; some MP3 players can play CD-RW discs as well. If your computer has a DVD burner, you can burn a playlist on a DVD-R or DVD-RW disc.
How many times can you reuse a CD-RW?
Compact Disc Rewriteable (CD-RW) is a fully rewriteable media, meaning that any spot on a CD-RW disc can be rewritten up to 1,000 times (based on the current standard). Phase change technology enables this rewriteability.
How many songs can a CD hold?
A data CD can hold 100 songs. CDs can help transfer files between computers. A blank CD can typically hold about 74 to 80 minutes of music, which is generally not enough to hold 100 songs. But, a blank CD can also hold as much as 700 megabytes of data, which is usually more than enough for 100 songs.
What is the shelf life of a CD?
The relative stability of optical disc formats
| Optical disc formats | Average longevity |
|---|---|
| CD (read-only, such as an audio CD) | 50 to 100 years |
| CD-RW (erasable CD) | 20 to 50 years |
| BD-RE (erasable Blu-ray) | 20 to 50 years |
| DVD+R (silver alloy metal layer) | 20 to 50 years |
How long do blank CDs last?
Even under ideal conditions, there’s still cause for alarm. Even if a consumer-quality recordable disc has been stored in the perfect place, it might last (on average) about 30 years. Many recordable discs are already 15-25 years old, which means it’s time to back them up now.