Communication Channels- Twisted, Coaxial, Fiber Optic, Modem –Working and characteristics. Use of communication and IT, communication Process, Component of communication- sender,receiver transmission medium & protocol, communication type –Simplex, Half Duplex, Full Duplex. Programming Languages- Machine, Assembly, High Level,4GL their Merits and Demerits, Uses of Assemblers, Compilers and Interpreter.Īpplication Software and its Types- Word Processing, Spreadsheet, Presentation Graphics, Data Base Management, Desktop Publishing, communication, Educational, Graphics & Multimedia, Business Accounting, MIS, Gaming and ERP Software etc.Ĭomputer coding system – ASCII, ISCII, and Unicode, Number system of computer Binary, Octal Decimal, Hexadecimal their Conversion. Software and Its Need, Types of Software – System Software, Application Software, System Software-Operating System –definition & function, Device Drivers & Utility Programs, Introduction & Features of DOS, Windows. Storage Fundamentals-Primary Vs Secondary Data Storage and Retrieval Method -Sequential ,Direct and Index Sequetial, 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 Drive (SSD).Physical Structure Of Floppy & Hard Disk Drive,Drive Naming Conventions in PC. Printers and its Types Impact and Non –Impact printer, Dot Matrix, Inkjet, Laser, Plotter, 3D Printers, Sound Card and Speakers UNIT-III Output Devices: Monitors- Characteristics and type of monitor, Size, Digital, Analog, Resolution, Refresh Rate, Interlaced/Non –Interlaced, Dot Pitch, Video Standard- VGA, SVGA, XGA etc. 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 Specfication and Main Characteristics,Types of PCs-Desktop,Laptop,Notebook,Palmtop,PDA etc.
Computer Fundamentals DCA Notes in Hindi New 2021 1DCA1- SEMESTER-I COMPUTERS FUNDAMENTALS UNIT - Iīrief History of Development Of Computers,Computer System Concepts, Computer System Characteristics, Basic Components of a computer system – Control unit, ALU, Input/Output, Semiconducter Memory Functions and Characteristics ,Memory- RAM, ROM, EPROM, PROM and Other Types Of Memory,Capabilities and Limitations, Generations of computers,Analog & Digital & Hybrid Computers,Genral and Specail Purpose Computers,Types Of Computers-Micro,Mini,Mainframe and Supercomputers,Charateristics and area of Uses.