PGDCA

  1PGDCA1 - FUNDAMENTALS OF COMPUTERS & INFO. TECH. UNIT-I Computer System Concepts, Application area, advantage & disadvantage, Components of a computer system - Control unit, ALU, Input/Output, Memory, Mother Board, Generations of computers, Configurations of Computersystem, Typesof PCs-Desktop, Laptop, Notebook, Palmtop, PDA, Special Purpose computers, Supercomputers Characteristics & area of Uses, Primary Vs Secondary Memory, RAM, ROM, EPROM, PROM.Various Storage Devices- Magnetic Disks, Hard Disk Drives, Floppy, Disks, Zip Drive, Optical Disks, CD, VCD, CD-R, CD-RW, DVD, DVD-RW, Blue Ray Disc, flash drives SD/MMC Memory cards, Solid-State Drive (SSD).   UNIT-II Input Devices: Keyboard, Mouse, Trackball, Joystick, Scanners, Digitizingtablet, Digital Camera, MICR, OCR, OMR, Light pen, Barcode & Barcode Reader, Quick Response Code (QR Code), Voice Recognition, Touch Screen.Output Devices: Monitors- Characteristics and types of monitor, Size, Digital...