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what is a computer networkcomputer network is a collection of distributed intelligent devices that are connected with each other with transmission
what are the disadvantages of microwaves a attenuation by solid objects birds snow rain and fogb reflected from flat surfaces such as water and
list the advantages of microwaves a they need no right of way acquisition among towersb they can carry high quantities of information because of
unbound transmission mediaunbound transmission media extend beyond the limiting confines of cabling they give a good communication alternative for
explain fiber-optics cablea cable with central glass tube covered with protective shield which transmit data using photons is fiber optics cable
define co-axial cable a solid central conductor surrounded by insulating material and then by a cylindrical shield woven from fine wires is called as
how many types of twisted pair cable are therewe can find two types of twisted pair cables namely unshielded twisted pair cable utp and shielded
explain twisted pair cablea pair of wires twisted with each other is called as twisted pair cable a set of four pairs of twisted wires are
describe unbound transmission mediaunbound transmission media are the media of transmitting data without using any cables these are not bounded by
q analysis of the problem of cyber attackaccording to the case the ez company is a prominent organization specialized in information integration and
attackers motives behind the cyber attackbefore adapting the necessary measures to deal with the problem understanding and evaluating the bloggers
according to the case the ez company introduced a new technology focusing on the principles of informationintegration and visualization the company
a modified nrz code known as enhanced-nrz e-nrz operates on 7-bit words inverting bits 236 and 7 and adding one parity bit to each word the
what are the access methods used in lan i switched access it is used in lans which are assigned around cbxs electronic switching is techniques are
discuss about lan topologieslan topologies network topology is a physical schematic that demonstrates interconnection of the many users there are
explain the transport layer in detailtransport layertransport layer ensures and controls the end-to-end integrity of data message propagated via the
a modified nrz code known as enhanced-nrz e-nrz operates on 7-bit words inverting bits 236 and 7 and adding one parity bit to each word the parity
what is mesh topologymesh topology is a setup wherein every device is linked directly to each other device on the network consequently it needs that
what is ipv6ipv6 or internet protocol version 6 was developed to change ipv4 at present ipv4 is being used to control internet traffic butis expected
what is one basic requirement for establishing vlansa vlan needs dedicated equipment on each end of the connection that permits messages entering the
when it comes to networking what are rightsrights refer to the authorized permission to perform exact actions on the network every user on the
what is the role of ieee in computer networkingieee or the institute of electrical and electronics engineers is an organization composed of engineers
how does dynamic host configuration protocol aid in network administrationinstead of having to visit every client computer to configure a static ip
what can be done to fix signal attenuation problemsa common way of dealing with like problem is to use repeaters and hub because it will help
what are the different technologies involved in establishing wan linksanalog connections - using conventional telephone lines digital connections -