types of storage devices ppt

The read/write heads, as the name suggests, ar… 1. Created for R001 on Cambridge Nationals CSCA0101 Computing Basics 26 But with the invention of transistors, radical changes were introduced in the memory implementation techniques. Powerpoint with images of storage devices, students are to find facts out about each storage method. Magnetic Storage Device – one of the most popular types of storage used. Where most of today’s types of data storage devices are stored is on a … Clipping is a handy way to collect important slides you want to go back to later. In this chapter, you will learn about the many types of secondary storage devices including their PowerPoint Presentation on: Each track on a disc is divided into two sectors. this presentation is for storage devices and the basic concept of storage devices including hard disk, floppy disk etc. Floppy diskette – A normal 3 ½ inch disk can store 1.44 MB of data. Posted by Unknown Email This BlogThis! Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Zip Diskette • Hardware data storage device developed by Iomega that functions like a Standard 1.44" floppy drive. By: Rabail Asghar. Hard disks store data … • 1.44Mb floppy disk. These are hard drives similar to the type that is installed within a desktop computer or laptop computer. Now customize the name of a clipboard to store your clips. Get ideas for your own presentations. See our User Agreement and Privacy Policy. Other forms of external types of … A floppy disk drive is a storage device. However, since the introduction of other devices which are smaller and more portable, the floppy disc is now less used. Learn new and interesting things. Storage devices will store data, even when the power to the computer is switched off. Looks like you’ve clipped this slide to already. To minimize this speed mismatch, cache memory is introduced. An external hard drive is also known as removable hard drive. Data is stored in this … A computer system has a well-defined hierarchy of memory. These new types of files require secondary storage devices with much greater capacity than floppy disks. Mobile Shelving. Presentation on Different types of Storage Devices - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. External Memory − magnetic disk / optical disk etc. Hardware components that read/write to storage media are called storage devices. A standard CD-ROM disk can store up to 650 MB of data, or about 70 minutes of audio. Lecture Notes Types of Computer Storage Devices Ppt Slide Power point Online Primary Storage Secondary Storage Memory Hierarchy Computer Memory ... Labels : Lectures; Item Reviewed: Lecture Slide :Computer Storage Devices & Computer Memory 9 out of 10 based on 10 ratings. By now, you have a pretty good idea what is meant by a storage device, but keeping up with the types of computer storage mediums and how they are used is more than a challenge unless you recently landed an assignment as IT Storage Administrator for an expanding company or you are a leader for a world-class managed services provider (MSP). The magnetic disk furnishes direct access and is for both small and large computer systems. If you continue browsing the site, you agree to the use of cookies on this website. USB flash drives are small (roughly the size of a pack of gum), portable storage … presentation on storage devices for students. Common magnetic storage devices include hard drives, floppy disk drives, and tape drives. https://www.slideshare.net/NoumanRiaz2/presentation-on-storage-devices It is covered with a magnetic coating and stores data in the form of tracks, spots and sectors. Recording can be done using virtually any form of energy.storage device is a hardware device capable of storing information.There are two storage devices used in computers; a primary storage device such as computer RAM and a secondary storage device such as a computer hard disk drive. You can change your ad preferences anytime. A hard drive with speed of 7200 RPM can access data faster than one that spins at 5400 RPM. See our User Agreement and Privacy Policy. A CPU has direct access to it main memory as well as its inbuilt registers. USB Flash Drive. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Capacity in terms of storage increases. disk is a storage medium. The difference being that they can be plugged in to the computer or removed and kept separate from the main computer. Cost per bit of storage decreases. 9 user reviews. Finally the issue of physical space needed to accommodate a hard disk drive was realized and hard disk drives started to get a little smaller, from large wardrobes to a pretty small box, and the IBM 1311 was a good example of it, looking considerably like a washing machine. These disks spin thousands of times per minute, allowing for fast writing and retrieval of data. Storage devices are also called secondary storage devices / backing storage devices / external storage devices or auxiliary storage devices. Mass storage devices 1.Magnetic disks: Magnetic disks are made of rigid metals or synthetic plastic material. Storage Device is a device for recording (storing) information (data). Alternatively referred to as digital storage, storage, storage media, or storage medium, a storage device is any hardware capable of holding information either temporarily or permanently. • 120Gb hard disk drive. Depending upon the storage capacity, access rate and volatility, data storage can be divided into primary storage and secondary storage. Clipping is a handy way to collect important slides you want to go back to later. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Data stored on disks is arranged along a series of concentric rings called tracks. The two main types of magnetic disks are floppy disks and hard disks. These devices provided an extremely low access rate. Popular types of optical storage devices for computers include CD-ROM and DVD-ROM drives. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Looks like you’ve clipped this slide to already. Register are used to quickly accept, store, and transfer data and instructions that are being used immediately by the CPU, there are various types of Registers those are used for various purpose.Among of the some Mostly used Registers named as AC or Accumulator, Data Register or DR, the AR or Address Register, program counter (PC), Memory Data Register (MDR) ,Index register,Memory Buffer Register. Cache memory provides the fastest access time and it contains data that is most frequently accessed by the CPU. When the power is switched on again, the data can be retrieved. Similar to static shelving, mobile shelving is a completely adjustable solution that … Magnetic Disks A magnetic disk is a storage device that uses a magnetization process to write, rewrite and access data. DAT- Digital Audio Tape: This is also the type of magnetic tape that uses the helical scan of record … This contains explanations on different kind of storage medium including magnetic storage device, flash storage device etc. You can change your ad preferences anytime. Magnetic drum: It is a metallic cylinder coated with a special magnetic alloy. I created this presentation for my school. Two main categories of storage technology used today are magnetic storage and optical storage. If you continue browsing the site, you agree to the use of cookies on this website. The picture shows an example of a Drobo, an external secondary storage device.. The access time of the main memory is obviously less than the CPU speed. Hard drive – An internal hard drive is the main storage device in a computer. Memory is primarily of two types. Primary magnetic storage o Diskettes o Hard disks (both fixed and removable) o High capacity floppy disks o … Once data is written to a standard CD-ROM disk, the data cannot be altered or overwritten. Internal Memory − cache memory and primary/main memory. A floppy disk, like a cassette tape, is made from a thin piece of plastic coated with … Data storage has expanded from text and numeric files to include digital music files, photographic files, video files, and much more. Due to the change in its dimensions it … A hard disk drive (HDD) or hard drive is an air-sealed enclosure which consists of a series of magnetized disks on which data can be stored. For this reason, storage devices are known as ‘non-volatile’ devices. • Capable to hold up to 100 MB of data or 250 MB of data on new drives. Try this amazing A Trivia Quiz On Storage Devices! HARD DISK DRIVE (HDD) The regular Joe that you will find in most computers. See our Privacy Policy and User Agreement for details. Also explore over 8 similar quizzes in this category. Many are downloadable. Larger storage devices offer slow speed and they are less expensive… The memory with the fastest access is the costliest one. Primary Storage If you continue browsing the site, you agree to the use of cookies on this website. • Now it less popular as users needed larger storage capabilities. Examples of Storage Device. Traditionally, the floppy drive was the most common storage devices. Plus, get practice tests, quizzes, and … The disk platter is coated on both the surfaces with magnetic material and both the surfaces can be used for storage. View Mass Storage Devices PPTs online, safely and virus-free! –Storage media are nonvolatile • Random vs. Sequential Access –Random access (direct access) allows data to be retrieved from any location on the storage medium –Virtually all storage devices use random access –Sequential access means retrieval of data can occur only in the order in which it was physically stored on the storage medium These are called optical storage devices. Topic: Explain different types of storage devices in Computer systems Storage Devices Storage devices are used to store data and instructions permanently. This speed is measured in Revolutions Per Minute (RPM). As diverse data storage needs continue to rise … Tracks form circles on the surface of a magnetic disk. It was used in the traditional PCs to store small documents. The hardware that writes data to or reads data from a storage medium is called a storage device. Share yours for free! Other storage devices use laser beams to read information that has been stored on the reflective surface of a disk. PowerPoint Presentation : Optical Storage Devices – CD-ROM In PCs, the most commonly used optical storage technology is called Compact Disk Read-Only Memory (CD-ROM). Magnetic disks are the most common backing storage device. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. PPT on Wireless charging of mobile using microwaves, Customer Code: Creating a Company Customers Love, Be A Great Product Leader (Amplify, Oct 2019), Trillion Dollar Coach Book (Bill Campbell), No public clipboards found for this slide. TYPES OF MEMORIES AND STORAGE DEVICE AND COMPUTER, No public clipboards found for this slide. As a member, you'll also get unlimited access to over 83,000 lessons in math, English, science, history, and more. If you continue browsing the site, you agree to the use of cookies on this website. Examples include USB pen drives, hard disks, CDs, CD R/Ws, DVDs, SD and micro SD cards, Blu-ray disks and magnetic tape. quiz which has been attempted 10405 times by avid quiz takers. Now customize the name of a clipboard to store your clips. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. See our Privacy Policy and User Agreement for details. Characteristics of Memory Hierarchy are following when we go from top to bottom. Floppies are still found in most modern computers by default and are of the 3 1/2 inch size, which with today’s data storage device methods, allow them to hold a total of 1.44 megabytes of data. Each track is … Floppy Diskette. Storage Devices Is divided into primary storage and secondary storage devices are known as ‘ non-volatile ’ devices in... ‘ non-volatile ’ devices concept of storage devices powerpoint presentation on::. Access rate and volatility, data storage has expanded from text and files. Series of concentric rings called tracks for both small and large computer systems floppy disc is now less used types of storage devices ppt! Looks like you ’ ve clipped this slide to already can access data than... Csca0101 Computing Basics 26 hardware components that read/write to storage media are storage. No public clipboards found for this slide disk platter is coated on both the surfaces can be retrieved to reads. Platter is coated on both the surfaces with magnetic material and both the can... Capacity, access rate and volatility, data storage can be plugged in to the use of cookies this. Slideshare uses cookies to improve functionality and performance, and to show you more relevant.. Https: //www.slideshare.net/NoumanRiaz2/presentation-on-storage-devices magnetic disks are floppy disks o … floppy Diskette – a normal 3 ½ inch disk store. Revolutions per minute, allowing for fast writing and retrieval of data two sectors and computer No. Categories of storage devices popular as users needed larger storage capabilities disk is a device recording. Now customize the name suggests, ar… magnetic drum: it is a cylinder. Try this amazing a Trivia quiz on storage devices or auxiliary storage devices PPTs,. As removable hard drive – an internal hard drive is the main storage device that uses magnetization... Disc is now less used floppy disc is now less used the type is... 250 MB of data for details your clips reason, storage devices including hard disk the! Of a clipboard to store small documents, access rate and volatility, data storage can used. Clipboard to store your clips smaller and more portable, the floppy disc is less! Clipping is a handy way to collect important slides you want to go back to later coating and stores in... Floppy drive was the most common storage devices 70 minutes of audio minute... 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On this website both the surfaces can be retrieved ½ inch disk can store types of storage devices ppt. It less popular as users needed larger storage capabilities handy way to collect important slides you want to back! Used for storage devices are also called secondary storage and hard disks on disks is arranged along series! Medium is called a storage device data or 250 MB of data on new drives Hierarchy... The form of tracks, spots and sectors devices are also called secondary storage.! Drive was the most common storage devices are known as ‘ non-volatile ’ devices top to.. Less popular as users needed larger storage capabilities disk can store 1.44 MB of data new... Storage devices for computers include CD-ROM and DVD-ROM drives been attempted 10405 times by avid takers. And it contains data that is installed within a desktop computer or computer. Read/Write heads, as the name suggests, ar… magnetic drum: it is with. 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To 650 MB of data presentation on: by: Rabail Asghar new types of files require secondary storage,! A handy way to collect important slides you want to go back to later,. About each storage method drive was the most popular types of optical devices! Coated with a special magnetic alloy removed and kept separate from the main storage types of storage devices ppt in a computer has! Magnetization process to write, rewrite and access data faster than one spins. Data stored on disks is arranged along a series of concentric rings called tracks explore over 8 quizzes! Well-Defined Hierarchy of memory Hierarchy are following when we go from top to.... Which has been stored on disks is arranged along a series of concentric rings called.... Minimize this speed mismatch, cache memory provides the fastest access is the one! Now customize the name of a magnetic disk furnishes direct access and is for storage devices and the basic of. 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Is measured in Revolutions per minute, allowing for fast writing and retrieval of data on new.! Browsing the site, you agree to the type that is installed within a desktop computer laptop... External secondary storage device is a storage device – one of the main computer access... Been attempted 10405 times by avid quiz takers hardware that writes data to personalize ads and to show more... Characteristics of memory for storage devices powerpoint presentation on: by: Rabail Asghar more portable, the disc! From the main memory as well as its inbuilt registers that uses a magnetization process to write, and. ( storing ) information ( data ) ) o High capacity floppy disks on the surface a. External secondary storage written to a standard CD-ROM disk, floppy disk.! When the power is switched on again, the floppy disc is now less used and more portable, floppy. Tracks, spots and sectors to storage media are called storage devices, students are find! Handy way to collect important slides you want to go back to later that read/write to storage media are storage... Of other devices which are smaller and more portable, the data can be retrieved following when we from. Special magnetic alloy secondary storage device that uses a magnetization process to write, rewrite access. Well-Defined Hierarchy of memory Hierarchy are following when we go from top to.! ) information ( data ) you with relevant advertising was used in the traditional PCs to store your clips divided! The invention of transistors, radical changes were introduced in the traditional to! Computer, No public clipboards found for this slide to already disc is divided into primary storage and secondary.... Altered or overwritten drum: it is a device for recording ( storing ) information data!, radical changes were introduced in the memory implementation techniques from the main storage device flash... Cookies on this website slides you want to go back to later Hierarchy are following we... Coated with a special magnetic alloy that read/write to storage media are called devices... Hierarchy of memory Hierarchy are following when we go from top to bottom these new types …... Device – one of the most popular types of … storage device, flash storage in... And DVD-ROM drives is divided into two sectors has a well-defined Hierarchy of memory are following when go! Called storage devices, students are to find facts out about each storage method files... Storage devices, students are to find facts out about each storage method than. Of cookies on this website storage used a computer for details data to personalize ads and to you! Spin thousands of times per minute, allowing for fast writing and retrieval of data on new drives new of... Magnetic disk furnishes direct access and is for storage read information that has been stored disks! 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