Information regarding Secondary Storage devices

1. SECONDARY STORAGE DEVICES Section I : Chapter No. 4

3. Classification of Hardware Hardwares of Personal Computers Figure 2. Classification of Hardware. Input Devices 1 Processing Unit 2 Storage Devices 3 Output Devices 4 Key: Data flow

4. What are Types of Storage Devices? Hardwares of Personal Computers Figure 3. Classification of storage devices. Storage Devices Primary Storage Secondary Storage Read-Only Memory (ROM) Random-Access Memory (RAM)

8. Secondary Storage Hardwares of Personal Computers CD-Rom CD-R CD-RW Data can be Read only Read but write once Read & write Data capacity (MB) 650 650 650

9. Secondary Storage Hardwares of Personal Computers DVD ( Digital Versatile Disk or Digital Video Disk ) DVD-R / DVD+R DVD-RW / DVD+RW Data can be Read only Read but write once Read & write Data capacity (GB) Single layer: 4.7 Double layer: 8.5 Single layer: 4.7 Double layer: 8.5 Single layer: 4.7 Double layer: 8.5

11. Secondary Storage Hardwares of Personal Computers Figure 6. A C-R disk. Figure 7. A CD-RW disk.

12. Secondary Storage Hardwares of Personal Computers Figure 8. A DVD-R disk. Figure 9. A DVD+RW disk.

15. Various Types of Memory Cards Hardwares of Personal Computers Figure 12. Various types of memory cards. SM Card SD Card CF Card xD card Memory Stick Microdrive

16. THANK YOU Hardwares of Personal Computers Suhas Subramanian Mangesh Tilve Anita Rajan Usha Sawant Rachna Amarnani Shilpa Shinde