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CS614 Final Term Quiz 4

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CS614 Final Term Quiz 4

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Normally the term "DWH face to the business user" refers to:

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The goal of ___________ is to look at as few blocks as possible to find the matching records(s).

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Pipeline parallelism focuses on increasing throughput of task execution, NOT on __________ sub-task execution time.

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Technical architecture design specifies the:

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The STAR schema used for data design is a __________ consisting of fact and dimension tables. Select correct option:

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The automated, prospective analyses offered by data mining move beyond the analyses of past events provided by retrospective tools typical of ______________ .

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The most recent attack is the ________ attack on the cotton crop during 2003- 04, resulting in a loss of nearly 0.5 million bales.

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The degree of similarity between two records, often measured by a numerical value between _______, usually depends on application characteristics.

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Three parallel tracks in kimbal?s DWH development approach converge at _______ Phase

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Technical architecture design supports the communication about technical requirements: I) within the team II) Upward to management III) Outward to vendors

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There are many variants of the traditional nested-loop join. If the index is built as part of the query plan and subsequently dropped, it is called

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The key idea behind ___________ is to take a big task and break it into subtasks that can be processed concurrently on a stream of data inputs in multiple, overlapping stages of execution.

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The users of data warehouse are knowledge workers in other words they are _________ in the organization.

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The _______ phase of fundamental data warehouse life cycle model includes data warehouse scheduled maintenance

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Robotic libraries are needed for ___________

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The goal of ideal parallel execution is to completely parallelize those parts of a computation that are not constrained by data dependencies. The ______ the portion of the program that must be executed sequentially, the greater the scalability of the computation.

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Spiral model is ________

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One of the drawbacks of waterfall model is that:

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The goal of ______is to look at as few block as possible to find the matching records.

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The goal of ideal parallel execution is to completely parallelize those parts of a computation that are not constrained by data dependencies. The smaller the portion of the program that must be executed __________, the greater the scalability of the computation.

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Relational databases allow you to navigate the data in ____________ that is appropriate using the primary, foreign key structure within the data model.

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The purpose of the House of Quality technique is to reduce ______ types of risk.

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Normally it is recommended to have

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The Kimball s iterative data warehouse development approach drew on decades of experience to develop the _____________.

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The need to synchronize data upon update is called

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