Frequent question: What is CD ROM and floppy disk?

What is the difference between floppy disk and CD-ROM?

Answer: floppy disk is a magnetic storage medium with only 1.44 M capacity, while a CD is an optical disc that can store 700M CDs are based on physical dimples in the disk surface, or light-reactive ink layers for RW media. Floppies cannot store much at all A CD will hold more than 450 floppies.

What is CD-ROM short answer?

CD-ROM, abbreviation of compact disc read-only memory, type of computer memory in the form of a compact disc that is read by optical means. A CD-ROM drive uses a low-power laser beam to read digitized (binary) data that has been encoded in the form of tiny pits on an optical disk.

Why is CD-ROM better than floppy disk?

CD-ROM is more reliable than floppy disk because CD-ROM stores more data than a floppy disk. The data stored on the CD-ROM cannot by changed by the user. It can store a large volume of data up to 650 MB, whereas the storing capacity of floppy disk is 1.44 MB.

Hard disks provide far larger storage capacities and much faster access times than floppy disks. Hard disk is cheaper than floppy disk per Megabyte. Hard disk is usually more reliable than floppy disk (a better protection against dust and dirt).

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What is an example of CD-ROM?

The definition of a CD-ROM drive is the place on a computer where a compact disc can be held, read and played. An example of a CD-ROM drive is where a person can play a music CD on the computer. A device that holds and reads CD-ROM discs. Modern CD-ROM drives also play audio CDs.

What are the characteristics of CD-ROM?

A compact disc format used to hold text, graphics and hi-fi stereo sound. It’s like an audio CD with spiral, grooved tracks, but uses a different format for recording data. The audio CD player cannot play CD-ROMs, but CD-ROM players can play audio discs.

What is the function of CD?

Compact disc

The readable surface of a compact disc includes a spiral track wound tightly enough to cause light to diffract into a full visible spectrum.
Standard Rainbow Books
Developed by Philips, Sony
Usage Audio and data storage
Extended to CD-RW DVD Super Audio CD

What are the advantages of CD-ROM?

Advantages of CD-ROM Drives

  • Large storage capacity. Up to 650 MB of data fit on a single 5-inch disc. …
  • Portability. The CD is a portable medium.
  • Data cannot be changed. A CD is read-only, which prevents accidental erasure of programs or files.
  • Sturdiness. …
  • Special capabilities.

What is the advantage of floppy disk?

Portability : One of the main advantages of floppy disks is that they are relatively small and portable. 3.5-inch floppy disks are smaller than CDs and do not need to be placed in a case for transport. The outside of a floppy disk is a plastic casing that protects the disk inside.

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What is the floppy disk used for?

A disk, often called a floppy disk, is used to store files and carry them from one computer to another by using the floppy drive. The floppy drive reads the disk (or diskette) and the user is then able to open and change the files saved on the disk.

Information storage methods