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Storage Devices Momina.

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Presentation on theme: "Storage Devices Momina."— Presentation transcript:

1 Storage Devices Momina

2 What is a storage Device?
A storage device is a device used for storing something.

3 Types of Storage Devices
Optical Eg. BLU Ray Compact Disks – CD-ROMS ; CD-R; or CD-RW DVD’s Magnetic Eg Hard Disks Magnetic tape Floppy Solid State External Hard Disks Camera Card USB’s

4 Optical Storage Devices
Uses A Precise laser Beam

5 BLU Ray Panasonic, Pioneer, Philips, Samsung, Sharp, Sony, TDK and Thomson). The format was developed to enable recording, rewriting and playback of high-definition video (HD), as well as storing large amounts of data.

6 Compacts Discs A Compact Disc (also known as a CD) is an optical disc used to store digital data.

7 DVD’s A DVD is a larger, faster CD that can hold video, audio, and/or computer data. Physically similar to a CD, a single-layer, single-sided DVD has a maximum capacity of 4.7GB (about two hours of MPEG-2 video), about seven times the capacity of a CD-ROM (a normal CD holds around 650MB).

8 Magnetic Storage Uses a Magnet Medium

9 Hard Disks The hard disk drive is the main, and usually largest, data storage device in a computer. It is inside the computer

10 Magnetic Tape Magnetic tape is an external storage device that can be used for making copies of audio, video, and data.

11 Floppy A floppy disk is a data storage medium that is composed of a disk of thin, it is in a square or rectangular plastic shell. It cannot contain as much data a CD or DVD or a Hard disk

12 Solid State Storage Devices
Uses electronic circuits that retain the values without any power source

13 External Hard Drive An external hard disk drive is a type of hard disk drive which is connected from the outside to a computer An external hard disk drive is a type of hard disk drive which is externally connected to a computer

14 Camera Card (SD Cards) They look like tiny pieces of plastic with 5 metal contacts and will come in capacities ranging from 128mb to 8 gb.

15 USB’s A USB flash drive consists of flash memory data storage device integrated with a USB (Universal Serial Bus) 1.1 or 2.0 interface. USB flash drives are typically removable and rewritable, much smaller than a floppy disk, and most weigh less than 1 ounce

16 I know confusing inst it? Don’t worry I didn’t get it Either
Did you get it? I know confusing inst it? Don’t worry I didn’t get it Either THANK YOU AND GOOD NIGHT

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