What Is DVD-ROM
What is DVD-ROM?
It is the abbreviation of digital versatile disc read-only memory.
DVD-ROM is one of the various types ofDVD.
Blank DVDs are usually DVD-R or DVD+R, with a readable and writable format.
- R or -R refers to the format standard and is a rewritable or recordable DVD.
It is a read-only digital versatile disc (DVD) usually used to store large software applications.
It is similar toCD-ROM, but with a larger capacity.
The DVD-ROM can store approximately 4.38 GB of data.
CD-ROM usually stores 650 MB of data.
Compared with CD-ROM, DVD-ROM has the same 5-inch diameter and 1.2 millimeters (mm) thickness.
The smallest DVD-ROM can store about 7 times as much data as a CD-ROM.
DVD-ROM permanently stores data files that cannot be changed, overwritten, or erased.
Personal computers with DVD-ROM orDVD-RAMdrives are designed to read DVD-ROM discs.
But many DVD-ROM drives can usually read DVD movie discs.
Step 2: Shut down your PC and unplug the computer power.
Then, pop swing open the case.
Step 3: Find the existing CD/DVD drive, then unplug the power cord and data cable.
Step 4: Remove the screws on the CD/DVD drive and then remove the screws from the chassis.
Step 5: If you want to install another optical drive, remove the drive bay cover.
Step 6: Adjust the jumper on the back of the drive.
Most drives use Master as the default setting.
Step 7: Slide the CD/DVD drive into the drive bay on the computer.
Move the cable back, but do not disconnect the cable.
Step 8: Connect the data cable and power cable to the CD/DVD drive.
Generally, DVD-RAM is used to store data, and DVD-ROM is used for movies and supplementary music presentations.
The DVD-RAM is read and write, while the DVD-ROM is read-only.
This makes it ideal for storing data that does not need to be rewritten or changed like a movie.
This means that users can enter the disc more widely.
If the stored data can be kept static, DVD-ROM is cheaper and more suitable.
Besides, you’ve got the option to know the differences between it and DVD-RAM.
