Acknowledge that the set aside worth is at initial 0. (a) Describe…Acknowledge that the set aside worth is at initial 0.(a) Describe the progression of results on Q if the J and K data sources are 1 constantly.[2 marks](b) Define a predicate JK with the ultimate objective that JK(j,k,q) models the approach to acting of a JK flipflop. Portray and legitimize the reasonable sort of JK. [6 marks](c) Write down a customary assurance of a device COUNT with the ultimate objective that the outcome attime t can’t avoid being t mod 4. [2 marks](d) Design an execution of COUNT using JK back-hawks, portray how it worksadditionally, draw a diagram of your arrangement. [4 marks](e) How you could show that your arrangement meets its specific?(a) Define the M/M/1 queueing model and construe the predictable state scatteringfor the amount of clients present when the traffic power is shy of what one.[5 marks](b) For the M/M/1 model in predictable state, decide the mean number of clientspresent and the break spent by a client in the structure. What is theuse of the server? [5 marks](c) Now contemplate the M/M/1/K queueing model with K restricted and again decidethe predictable state spread for the amount of clients present. For whatpotential gains of the traffic power does your predictable state spread exist? Whatis the utilization of the server and sort out how this breaks down for the M/M/1queueing model. [5 marks](d) Give an outline of the usage of the M/M/m/m setback model. Decide Erlang’sformula for the predictable state probability that an appearance up client considers to be all mservers included.The improvement head of a website for online book-buying has asked you todo a heuristic evaluation of its convenience. He has expressly proposed thethree heuristics recorded underneath.1. “There should be some place in the scope of five and nine course decisions on each page.”2. “There should be a fair match between the course fastens and theclients’ targets.”3. “It should be straightforward for clients to change their courses of action.”(a) Has the boss misunderstood heuristic appraisal? Immediately legitimize youranswer. [2 marks](b) Please comment on the north of three heuristics proposed by the boss. Forall of the proposed heuristics, your comments should include:(I) any speculative legitimization perhaps in help this heuristic;(ii) any additional evaluation steps that might be normal in applyinTo allow the system to work inside seeing transientdisillusionments of a few impersonation chiefs, a larger part get together arrangement is used. Generationdirectors are believed to be non-malicious and crash and burn stop.To invigorate a regulated data thing, the exercises given by the administering frameworkinclude:lock(item)update(item, regard, timestamp)read(item, timestamp)unlock(item)(a) Suppose the data thing is an at first void summary of values and the updatemovement appends a value. Address the greater part assembling plan for fiveimpersonations, showing different update and read exercises. [8 marks](b) How is a finished solicitation of updates achieved by greater part assembling in the presenceof concurrent update requests by clients to the open social event? Look at how anyissues that could arise can be settled. [4 marks](c) When can unlock(item) be executed safely by the beginning propagation director?Portray any additional show that is required. [5 marks](d) Suppose that the cycle pack is supervising non-covering packages of aconveyed informational index as opposed to duplicates. Could larger part anytime gathering have any effectin making the associated refreshes expected for coursed trades? Legitimizeyour reaction.(a) Name three sorts of programming shortcoming; give an outline of each and a briefdepiction of how each could be exploited.(b) Alice needs to pursue Bob’s PC through the Internet, by sending IP bundlesto it, directly from her own PC. She doesn’t really accept that that Bob ought to find out theIP address of her PC.(I) Is this more straightforward to achieve for Alice with TCP-or UDP-based applicationshows? Figure out why. [3 marks](ii) For the more inconvenient show, figure out one technique that Alice couldendeavor to beat this block and one countermeasure that Bob would be capabledo in his PC. [3 marks](iii) Name three limits that Alice’s Internet expert association would be capableexecute to make it more moving for Alice to achieve her goal?[3 marks](c) In what way are TCP/UDP port numbers under 1024 one of a kind?(a) Distributed limit approaches can be secluded into network joined limit(NAS) and limit locale associations (SANs). Figure out with the aide of a diagramthe key differentiations between the two techniques. [4 marks](b) The association record structure (NFS) is by and large used in area.(I) Why is NFS not normally remembered to be suitable for wide locale associations?[2 marks](ii) Briefly inspect how one could change NFS to all the almost certain assistance wide districtnetworks. [2 marks](c) Distributed shared virtual memory can be used inside a handling bundle todirectly license multi-hung ventures to coincidentally find various machines.Sketch the arrangement of a DSVM structure. Understand what happens bothat the point when a memory read and when a memory form occurs. Comment on theexpected execution and generosity of your system. [6 marks](d) EROS is a limit based working system.(I) What is a limit? [1 mark](ii) Explain with the aide of a chart how EROS uses standard paginggear to duplicate limit hardware. [5 marks]6CST.2006.9.76 Computer Vision(a) Extraction of visual features from pictures regularly incorporates convolution with channelsthat are themselves worked from mixes of differential overseers.One model is the Laplacian ?2 =?y2 of a Gaussian Gs(x, y) havingscale limit s, making the channel ?2Gs(x, y) for convolution with thepicture I(x, y). Figure out thoroughly all of the going with three chairman groupings,where * suggests two-layered convolution.(I) ?2[Gs(x, y) * I(x, y)] [2 marks](ii) Gs(x, y) * ?2I(x, y) [2 marks](iii)?2Gs(x, y)* I(x, y) [2 marks](iv) What are the differentiations among their effects on the image? [2 marks](b) In human vision, the photoreceptors at risk for assortment (cones) aredifferent simply near the fovea, mainly in the central ±10 degrees. Similarlyhigh spatial objective is simply found there. So for what reason does the visual worldappear to us reliably toned? Why does it furthermore seem to have uniform spatialobjective? What ideas and plan principles for PC vision maybe drawn from these discernments? [4 marks](c) Outline an arrangement for accomplishing record of handwriting (not cursive,that is, with letters recently detached). Sort out the middle modules in yourstructure, from low-level component extraction to obvious level plan of letters.At the main level of the classifier, figure out how the system could use Bayesianprocedures to combine ace data like a jargon of genuine words anddata about relative letter frequencies. [4 marks](d) How can dynamic information about facial appearance and stance in videogame plans (as opposed to basic really frame picture information), be used in aface affirmation system? Which focus irksome pieces of face affirmation withstill edges become more reasonable with dynamic plans? Are a couple of perspectivesmade more problematic? [4 marks]7 Advanced GraphicsPortray, thoroughly, the radiosity strategy for figuring illumination. Ensure thatyour reaction gives a blueprint of the computation, depicts an implementable procedureof working out structure factors, and sorts out a capable way to deal with underlining to a response.(a) Hidden Markov models (HMM) are by and large used in Bioinformatics.(I) In a HMM when could you use the Baum-Welch computation, and whenthe Viterbi computation, and why? Give naturally motivated models.[8 marks](ii) Any AI model (like a HMM) for protein discretionarystructure affirmation or quality finding relies upon tracking down brand namequantifiable properties of protein progressions. Name a property (and legitimizeyour reaction) that helps with limiting (and perceive) transmembraneparcels and circles in a protein plan, or exon/intron limits in agenomic area. [2 marks](b) Discuss the multifaceted design of a computation to reproduce a genetic association frommicroarray disturbance data. [7 marks](c) What is the differentiation to the extent that accessibility between a without scale associationadditionally, an erratic association? Give natural occasions of without scale associations.[3 marks]14 Denotational Semantics(a) State warily, without proof, the adequacy and plentifulness results for PCF.(You truly need not depict the language structure, useful and denotational semantics ofPCF in any detail.) [3 marks](b) Define the wise association you would use in exhibiting adequacy for PCF. Statemindfully without check the “pivotal speculation” for the rational association.[5 marks](c) Define coherent likeness for PCF. [2 marks](d) Explain mindfully the difficulties in getting a totally hypothetical denotationalsemantics for PCF. [7 marks](e) Describe how PCF accentuation and useful semantics can be loosened up to getfull pondering. [3 marks]13 (TURN OVER)CST.2006.9.1415 Specification and Verification IIA JK flip-flop has inputs J, K and an outcome Q, which is driven by a set aside worth,not entirely settled by the going with table. Computer ScienceEngineering & TechnologyMYSQLCOMPUTER 2345
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