What does cd r mean

Veena Indian. Priya Indian. Neerja Indian. Zira US English. Oliver British. Wendy British. Fred US English. Tessa South African. How to say CD-R in sign language? Select another language:. Please enter your email address: Subscribe. Discuss these CD-R definitions with the community: 0 Comments. Notify me of new comments via email. Cancel Report. Create a new account. Log In. Powered by CITE. It's a writable disc and drive capable of having information written to the disc once and read many times.

If the data is not written to the disc properly, it cannot be corrected and is often jokingly referred to as a coaster. CD-Rs are a low-cost solution for backing up software and only costs a few cents as of around cents a disc and can hold up to MB 80 minutes of music. The word "recordable" is used because CD-Rs are often used to record audio, which can be played back by most CD players. However, many other kinds of data can also be written to a CD-R, so the discs are also referred to as "writable CDs.

The data burned onto a CD-R disc is permanent, meaning it can not be altered or erased like the data on a hard drive. Typically, once a CD has been burned, it will not be able to record any more data. Some CD burning programs can record data as "sessions," allowing a disc to be written to mulitple times until it is full.

Each session creates a new partition on the disc, meaning a computer will read a disc with multiple sessions as multiple discs. CD-RWs, on the other hand, can be erased and completely re-recorded.

Like CDs, the data on CD-RWs cannot be altered, meaning the disc has to be completely erased each time you want to add new data.