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what is oltpin the transaction server the client component usually contains gui and the server components usually having of sql transactions against
what is meant by asymmetric multiprocessing ampit imposes hierarchy and a division of labor between processors only one designated processor the
what are general middlewareit contains the communication stacks authentication services distributed directories network time rpc queuing services
what is meant by symmentric multiprocessing smpit treats all processors as equal any processor can do the work of any other processor applications
what are the functions of the typical server programit waits for client-initiated requests executes many requests at the same time takes care of vip
what is meant by middlewaremiddleware is a distributed software needed to support interaction between clients and servers in short it is the software
what is message oriented middleware mom mom permits general purpose messages to be exchanged in a clientserver system using message queues
what is remote procedure call rpcrpc hides the intricacies of the network by using the ordinary process call mechanism familiar to every programmer a
what are the characteristics of clientserverserviceencapsulation of servicesshared resourcesasymmetrical protocolsmix-and-matchtransparency of
what are all the base services provided by the os interprocess communications ipctask preemptiontask prioritylocalremote interprocess
explain the building blocks of clientserverthe client side building block runs the client side of the applicationthe server side building block runs
what is the difference between trigger and rulethe triggers are known as implicitly by database generated events whereas stored procedures are known
what is meant by asymmetrical protocolsthere is a many-to-one relationship among clients and server clients always initiate the dialog by requesting
tp monitor does mainly two things extremely well they are process management and transaction managementthey were originally introduced to run classes
what is a tp monitorthere is no commonly accepted explanation for a tp monitor according to jeri edwards a tp monitor is an os for transaction
what is a web serverthis new model of clientserver having of thin portable universal clients that talk to super fat servers in the easiest form a web
what are tp-lite and tp-heavy monitorstp-lite is simply the integration of tp monitor functions in the database enginestp-heavy is tp monitors which
what are triggers and rules triggers are special user defined actions generally in the form of stored processes that are automatically invoked by the
what is a database serverwith a database server the client passes sql requests as messages to the database server the results of every sql command
what is a transaction serverwith a transaction server the client includes remote procedures that reside on the server with an sql database engine
what is an object serverwith an object server the clientserver application is printed as a set of communicating objects client object converse with
explain the physical layerthe physical layer of the osi model sets standards for sending and receiving electrical signals among devices it explains
osi model factsthe osi model classifies and organizes the methods that hosts perform to maintain data for transport across the network you should be
transparent bridges amp learning bridges- builds table by examining destination as well as source address of each packet it receives- learning
bridges- operate in both physical and data link layers- utilized to divide a network into smaller segments- may as well relay frames between separate