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web technology Online Quiz - 183

Description: web technology Online Quiz - 183
Number of Questions: 20
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Tags: web technology
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@ctive data warehouse architecture has separate and segregated data marts

technology web technology

  1. True

  2. False

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Correct Option: B

Presentation layer is the only visible part of BI Implementation

technology web technology

  1. True

  2. False

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Correct Option: B

Data in a fact table can be at different grains

technology web technology

  1. True

  2. False

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Correct Option: B

Enterprise Portal can be accessed via Intranet or Internet

technology web technology

  1. True

  2. False

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Correct Option: B

Balanced scorecard is an example of standard report

technology web technology

  1. True

  2. False

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Correct Option: B

Clustering, Scatter graph, Decision tree , histogram are some of GIS(Graphical Information system) visualizations

technology web technology

  1. True

  2. False

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Correct Option: B

Ad hoc, Prestored reports , OLAP are samples for Pull mode of Information delivery

technology web technology

  1. True

  2. False

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Correct Option: B

Does the upgrade to R8 require a restart of Lotus Notes in windows

technology web technology

  1. True

  2. False

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Correct Option: A

Independent data marts are often created because an organization focuses on a series of short-term business objectives.

technology web technology

  1. True

  2. False

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Correct Option: B

Data in a fact table can be at different grains

technology web technology

  1. True

  2. False

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Correct Option: B

_________________ eliminates bad data and increase the reliability, effectiveness, and usability of data

technology web technology

  1. Data Quality Management

  2. Data Transformations

  3. Data Mining

  4. Data Security Management

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Correct Option: A

Following systems can be source for business intelligence

technology web technology

  1. Be-spoke applications

  2. Document Management systems

  3. Enterprise applications

  4. All of the above

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Correct Option: D

ELT uses ------------------------- for processing

technology web technology

  1. ETL Tool processing engine

  2. Target database engine

  3. Source database engine

  4. Source and Target database engine

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Correct Option: B

_________________contains the current DSS data at the lowest level of granularity

technology web technology

  1. ODS

  2. Staging Area

  3. Data Warehouse

  4. Data Mart

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Correct Option: A

Which of the following statements are true about Business Intelligence

technology web technology

  1. Integrates disparate data into meaningful information

  2. Collects only historical data for past data analysis

  3. Defines business rules

  4. All of the above

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Correct Option: A

AI Explanation

To answer this question, let's go through each option to understand why it is correct or incorrect:

Option A) Integrates disparate data into meaningful information - This option is correct. Business Intelligence involves the process of collecting, organizing, and analyzing data from various sources to generate meaningful insights and information.

Option B) Collects only historical data for past data analysis - This option is incorrect. While Business Intelligence does involve analyzing historical data, it also includes real-time data analysis and forecasting to provide insights for decision-making.

Option C) Defines business rules - This option is incorrect. Business rules are typically defined in the context of business processes and operations, but they are not a direct part of Business Intelligence.

Option D) All of the above - This option is incorrect. Only option A is true for Business Intelligence.

The correct answer is option A. This option is correct because Business Intelligence involves the integration of disparate data into meaningful information.

Data in a data warehouse

technology web technology

  1. Can be normalized but often isn't

  2. In a flat file format

  3. Must be in normalized form to at least 2NF

  4. Must be in normalized form to at least 3NF

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Correct Option: A

This diagram represents a

technology web technology

  1. A Hyper Star

  2. A Relational schema

  3. A Hyper schema

  4. A Star schema

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Correct Option: D

Confidentiality, Integrity, Availability are the goals of__________

technology web technology

  1. Data Profiling

  2. Data Security

  3. Data Governance

  4. Master Data Management

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Correct Option: B

Which of the following terms best characterizes the process of examining data for statistics and information about the data?

technology web technology

  1. Data profiling

  2. Data cleansing

  3. Business intelligence search

  4. Data governance

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Correct Option: A
Explanation:

To solve this question, the user needs to have an understanding of data analysis. The user must be able to identify the process of examining data for statistics and information about the data.

Option A: Data profiling involves the process of examining the data to understand its content, structure, and relationships. It is used to understand the quality of the data to ensure that it is accurate, complete, and consistent. This option best characterizes the process of examining data for statistics and information about the data.

Option B: Data cleansing involves the process of identifying and correcting or removing errors, inconsistencies, and redundancies in the data. While data cleansing is an important part of data analysis, it does not best characterize the process of examining data for statistics and information about the data.

Option C: Business intelligence search involves the use of data mining and analytical tools to analyze business data and provide insights into trends and patterns. While this is an important aspect of data analysis, it is not the best term to characterize the process of examining data for statistics and information about the data.

Option D: Data governance involves the management of the availability, usability, integrity, and security of the data used in an organization. While data governance is important for ensuring the quality of the data, it does not best characterize the process of examining data for statistics and information about the data.

The Answer is: A. Data profiling.

_____________is a focus area of data governance

technology web technology

  1. Enterprise Information Management

  2. Enterprise Transaction Management

  3. Enterprise Business Intelligence

  4. None of the above

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Correct Option: A
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