Hey If you are looking to Differentiate between CD-ROM and Hard disk, Then here’s the straightforward comparison you need.
Get the full solved assignment PDF of BSW-121 of the 2023-24 session now.
CD-ROM:
It Is a pre-recorded optical disc that can store data and a computer can read that but it can’t be edited or erased:
Hard disk:
It is a data storage device used in laptops and desktop computers.
| CD-ROM | Hard disk |
|---|---|
| 1) Size Typically holds around 700 MB. It’s okay for music or small software, but not much else. | 1) Size Ranges from a few gigabytes to several terabytes. |
| 2) Small, lightweight, easy to transport. | 2) Bulkier, but external hard drives still provide mobility. |
| 3) It Is Slower. It reads data at a fixed rate. | 3)Much faster, even if it has moving parts. |
| 4) useful for specific tasks like music, games, or software installation. | 4) Generally stays inside your PC or laptop, though there are external versions. |
| 5) Read-only. You can’t change what’s on it once it’s written. | 5) Read and write. Store, delete, and modify files as much as you want. |
| 6) It can scratch, making data unreadable. | 6) can be more durable, as long as it’s safely inside your device, it’s usually fine. |
All above are the differentiated points for CD-ROM & Hard disk. If you know any other point comment below. if you want an answer to any other questions don’t forget to comment your question.