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q what do you understand by progressive controlprogressive control step by step system is an example of progressive control the connection is set up
q compare in-channel signalling with common channel signallingnetwork wide signalling also involves end to end signalling between originating
q what are multistageand single stage networks compare strengths and weaknesses of eachorlist the key difference in single stage two stage and three
q explain about delay systemdelay system a class of telecommunication networks like data networks places the message or call arrivals in
q what do you mean by blocking probabilityblocking probabilityblocking probability p is defined as probability that all the servers in system are
q explain about blocking probabilityand grade of service and what do you mean by delay systems in telecommunication networksansgrade of service in
q illustrate the basic working of modemmodem modems are generally provided by network operators or by vendors who arent necessarily the manufacturers
q show the classifications of data networkclassifications of data networkdata networks are categorized according to their geographical coveragebull
q what do you understand by major systems of a telecommunication network explain in detail the subscriber loop systemsans major systems of any
q explain working of public switched telephone networkpublic switched telephone network pstn accommodates two kinds of subscribers private andpublic
q advantages of subscriber loops signallingi information can be exchange between processors much more faster than when channel associated signalling
q explain about subscriber loops signallingin a telephone network subscriber loop signal linger lies upon the kind of a telephone instrument used the
common channel signalling signalling systems link the variety of switching systems transmission systems and subscriber equipments in
it is uneconomic to provide adequate equipment to carry all the traffic which could possibly be offered to a telecommunication system in a telephone
q illustrate working of application layeras the highest layer in osi reference model application layer provides services to users of
q explain working of presentation layerthis is concerned with format of the data represented in order to overcome difference in representation of
q what is session layersession layer is used to allow users to identify themselves when waiting access to the network this is concerned with setting
q explain basic working of transport layerit is responsible for establishing a network independent communication path appropriate for the specific
q what layers are covered under end to end layer connectivitylayers 4-7 of iso-osi reference model communicate with peer entities in end systems in
q what do you understand by common controlin some switching systems control subsystem may be an integral part of switching network itself such system
q explain the importance of distributing framesbasically four levels of cabling are used as displayed in figure at the subscriber end drop wires are
q how does one arrive at the probability of availability of free lines during busy hour how can this be improvedans one can arrive at probability of
q explain standard set of procedure used in completing a callcompleting a local telephone call between two subscribers linked to the same telephone
q tone used in stronger telephonydial tone this tone is used to specify that exchange is ready to accept dialled digits from subscriber subscriber
when i read the details of how a transformer works and apply those rules to a transformer where the primary core cross-sectional area is twice that