sunil shukla

networking computer network computer data communication network devices router network device network topology topology types of guided media twisted pair cable coaxial cable optical fibre types of twisted pair cable unshielded twisted pair cable shielded twisted pair cable utp stp advantages of utp cable disadvantages of utp cable advantages of stp disadvantages of stp advantages of coaxial cables disadvantages of coaxial cable advantages of optical fiber advantages of guided media disadvantages of guided media guided media flatbed scanner who invented scanner uses of scanner scanner invention of sacnner advantages of scanner disadvantages of scanner what are the uses of scanner bar code scanner omr scanner handheld scanner document scanner unbounded media what is unguided media advantages of unguided media disadvantages of unguided wave signals what is router routers types of routers wireless router wired router edge router core router virtual router use of router how router can help your work photo scanner disadvantages of optical fiber unguided media radiofrequency transmission radio waves microwave infrared waves infrared transmission microwave transmission terrestrial microwave. satellite microwave terrestrial characteristics satellite characteristics types of microwave characteristics of infrared disadvantages of radio wave functions of keyboard qwerty keyboard mechanical keyboard wireless keyboard virtual keyboard ergonomic keyboard gaming keyboard wired keyboard flexible keyboard shortcut keys full form of keyboard use of keyboard what is virtual keyboard different types of keyboards hardware software types of software computer cables different types of computer ca hdmi cable vga cable usb cable ethernet cable dvi cable ps/2 cable types of computer cables advantages of computer cables monitor cables computer connectors all type of computer cables 5mm audio cable5mm audio cable keyboard what is keyboard types of keyboard system software types of printers 7 types of printers dot-matrix inkjet laser led multifunction plotter 3d printer advantages printer disadvantages what is printers use of printers invention of printers history of printers what is scanner? 6 different types of scanner application software programming software functions of computer software 4 types of software operating software utility software types of computer hardware output device input device storage devices internal components functions of computer hardware needs for software hardware and software advantages of hardware advantages of software printers router work on disadvantages of peer to peer advantages of client/service disadvantages of client/servic topologies star topology ring topology bus topology tree topology hybrid topology mesh topology what is network topology types of network topology work of topology topology of computer network advantages of bus topology disadvantages of bus topology disadvantages of tree topology function of osi model layer network end to end network architecture what is network architecture host client server peer types of network architecture peer to peer architecture clint/service architecture mainframe architecture peer to peer clint/service mainframe modems network modem what is modem types of modem modem network device half duplex modem full duplex modem 2-wire modem 4-wire modem asynchronous modem synchronous modem. use of modem amplitude shift keying frequency shift keying phase shift keying differential psk function of modem advantages of peer to peer what are switches networking network switches switches what is network switches type of switches unmanaged switch managed switch lan switches poe switches types of managed switches smart switches enterprise managed switches advantages of switches disadvantages of switches difference between switches an computer network devices web browser and search engine what is web browser? examples of web browser world wide web internet explorer mozilla firefox mosaic netscape navigator apple safari uc browser google chrome functions of web browser what is search engine? examples of search engines functions of search engines google yahoo how router work advantages of router disadvantages of routers network routers different types of routers history of router benifits of router line configuration line configuration in computer types of line configurations point-to-point mmultipoint transmission social media web browser search engine career opportunities in it computer software field it consulting it departments osi model osi model layers osi layers osi layers architecture application layer session layer presentation layer transport layer datalink layer network layer physical layer history of osi layer types of osi layers between browser and search information communication tec ict benefits of ict education communication healthcare business governance banking automated teller machine atm electronic fund transfer pay by phone system cheque deposit direct deposit internet banking