Devices

Floppy Disk

Floppy disk is slower to access than hard disk. Floppy disk has low storage capacity, if the size of file increases than decreases the capacity of floppy disk.

Hard Disk

A Hard Disk is a storage medium. This drive is made up of a series of circular disk called platters arranged. A Hard Disk drive are made of non-magnetic material. A Hard Disk composed of numerous discs of metered sensitive to magnetic field. It has magnetic technology.

Optical Disk

An Optical Disk is input and output device. These devices use lesser technology to record data and information. It has a large storage capacity of the Gigabyte (GB).

Magnetic Tape

Magnetic Tape is a storage medium of secondary memory. They fit up to more than 4GB (Gigabyte).

Pen Drive

A Pen Drive is a portable memory devices. It is used to solid state memory rather than magnetic fields or lesser to record data and information. It is also called USB Drive.

Input-Devices

• Keyboard
• Mouse
• Scanner
• Light Pen
• Joy Stick
• OCR (Optical Character Reader)
• OMR (Optical Mark Reader)
• MICR (Magnetic Ink Character Reader)
• Card Reader
• Digital Camera
• Web Camera
• Touch Screen
• Barcode Reader