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स्टोरेज डिवाइस (Various Storage Devices) – Magnetic Disks, Hard Disk Drives, Floppy Disk, Zip DriveOptical Disks, CD, VCD, CD-R, CD-RW, DVD,DVD-RW,Video Disk, Blue Ray Disc, flashiness/ MMC Memory cards, Solid-Stat Drive (SSD),.डाटा एक्सेस करने की विधियाँ (Data Storage and Retrieval Methods- Sequential, Direct and Index Sequential).
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प्रिंटर और उसके प्रकार (Printers and its Types) Impact and Non-Impact printer, Dot Matrix, Inkjet, Laser.मॉनिटर (Monitors)- Characteristics and types of monitor, Size, Digital, Analog, Resolution, Refresh Rate, Interlaced/Non-Interlaced, Dot Pitch.इनपुट डिवाइस (Input Devices): Keyboard, Mouse, Trackball, Joystick, Scanners, Digitizing tablet, Digital Camera, MICR, OCR, OMR, Light pen, Barcode & Barcode Reader, Quick Response Code (QR Code), Voice Recognition, Touch Screen.Personal Computer (PCs-evolution of PCs, configurations of PCs, Pentium and Newer, PCs specifications and main characteristics, Types of PCs- Desktop, Laptop, Notebook, Palmtop, PDA etc.
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