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Explain IBM's SNA Architecture
SNA is a computer networking architecture that was formed by IBM to give a network structure for IBM mainframe, midrange, and personal computer systems. SNA explains a set of proprietary communication protocols and message formats for the exchange and management of data on IBM host networks.
Computer Networks A computer networks can be defined as set of computer that interact among the individual computers sharing resources or information. Reference models
Q. Quality of Service - multiplicative decrease? Quality of Service The collective consequence of service performance which determines the degree of satisfaction of a
Q. Define the Distance Vector Routing? Distance Vector Routing Every router periodically shares its knowledge about the entire internet with its neighbours Sharing
Q. Applications of networks? End systems (hosts): - Run application programs - Example email, Web - At -edge of network Client/server model - Client host
This is one of the models based on PRAM. In this, the processors access the memory location parallel for reading while exclusively for writing operations. In the algorithm which u
Q. Show the TCP/IP and OSI Similarities? TCP/IP and OSI Similarities - Both have Layers - Both have Application Layers - Have Comparable Transport and Network Layer
Hold-Down Timers - Routers ignore network update information for a number of periods.
Efficiency :- The other main metric used for performance measurement is efficiency of parallel computer system i.e. how the resources of the parallel systems are being utilized
Take the maximum packet lifetime, T. It's stated that T must be big enough to make sure the packet and its ACK have vanished. Why do we have to have the ACK?
Enumerate about the Virtual Private Network (VPN) Even though, many firewalls also include the features of the virtual private network, the functionality and capabilities of V
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