Your question: What is CD or DVD drives?

What is use of CD or DVD drive?

An optical disc drive (ODD) in a computer system allows you to use CDs, DVDs, and Blu-ray discs to listen to music or watch a movie. Most drives also allow you to write data to a disc, so you can create your own music CDs, video DVDs or even create of back-up copy of your important data files.

What is the meaning of CD or DVD?

CD and DVD both are high definition, high storage devices. … CD stands for Compact Disk. DVD stands for Digital Versatile Disk.

What is difference between CD drive and DVD drive?

A Digital Versatile Disc or Digital Video Disc (DVD) is similar to a CD-ROM in that you can only read data from it. The main difference is that the DVD can store much more data than a CD-ROM, CD-R, or CD-RW. … The data on a DVD+RW disc can be erased and recorded over numerous times.

What is CD drive in computer?

A compact disc drive, or CD drive, is a device that lets you access a compact disc from a computer. … Many modern CD drives also support other types of discs, including DVDs and Blu-ray discs. Uses of CD drives include reading and writing files, as well as playing and recording music to writable CDs.

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Which is better CD or DVD?

The main difference between CDs and DVDs is the size of available storage. With a CD, you’ll get around 700MB at the most. A DVD, on the other hand, will be able to hold just shy of 5GB (4.7GB) worth of data. A huge increase in available storage was driven by the need for physical media to house HD movies.

Can you put a DVD in a CD player?

No you cannot play a DVD in a CD player. You will not destroy the DVD though it’s not impossible the DVD will get stuck (not physically) and you’ll have fun getting it out.

Why did DVDs replace CDs?

DVD-audio has the potential to replace CDs because of the higher quality of the sound. … There is a competing standard from Sony/Philips called the Super Audio CD that claims to have even better sound quality.

Why do laptops no longer have CD drives?

Size is of course the most obvious reason that they’ve essentially disappeared. A CD/DVD drive takes up a lot of physical space. The disc alone requires at least 12cm x 12cm or 4.7″ x 4.7″ of physical space. As laptops are made to be portable devices, space is extremely valuable real estate.

How do CD drives work?

The CD drive shines a laser at the surface of the CD and can detect the reflective areas and the bumps by the amount of laser light they reflect. The drive converts the reflections into 1s and 0s to read digital data from the disc. … A CD-R disc needs to allow the drive to write data onto the disc.

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