isys 363 quiz 3 part 1

isys 363 quiz 3 part 1 - Water moves in and out of the cell...

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Question 1 Marks: 1 The type of logical database model that treats data as if they were stored in two-dimensional tables is the: Choose one answer. a. relational DBMS. b. hierarchical DBMS. c. pre-digital DBMS. d. OODBMS. Correct Marks for this submission: 1/1. Question 2 Marks: 1 Why is the inclusion of DNA from people who commit misdemeanors seen as controversial? Choose one answer. a. This is a privacy violation b. This creates large backlogs of DNA samples to process c. DNA is not helpful in protecting the innocent. d. It exposes them to risks they would not otherwise face, such as mistakes in DNA collection and wrongful conviction Incorrect Marks for this submission: 0/1. Question 3 Marks: 1 Which of the following best illustrates the relationship between entities and attributes? Choose one answer. a. The entity CUSTOMER with the attribute PRODUCT b. The entity PRODUCT with the attribute CUSTOMER c. The entity CUSTOMER with the attribute ADDRESS d. The entity PRODUCT with the attribute PURCHASE Correct Marks for this submission: 1/1. Question 4 Marks: 1 A schematic of the entire database that describes the relationships in a database is called a(n): Choose one answer. a. data dictionary. b. entity-relationship diagram. c. intersection relationship diagram.
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d. data definition diagram. Incorrect Marks for this submission: 0/1. Question 5 Marks: 1 What is the first step you should take in managing data for a firm? Choose one answer. a. Cleanse the data before importing it to any database b. Normalize the data before importing to a database c. Identify the data needed to run the business d. Audit your data quality Incorrect Marks for this submission: 0/1. Question 6 Marks: 1 A data warehouse is typically comprised of several smaller data marts. Answer: true false Incorrect Marks for this submission: 0/1. Question 7 Marks: 1 Each characteristic or quality describing a particular entity is called an attribute. Answer: true false Correct Marks for this submission: 1/1. Question 8 Marks: 1 Which function was NASCAR’s new information system geared toward? Choose one answer. a. Finance and accounting b. Sales and marketing c. Production and manufacturing d. Supply chain management Correct Marks for this submission: 1/1. Question 9 Marks: 1 Tools for consolidating, analyzing, and providing access to vast amounts of data to help users make better business decisions are known as:
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Choose one answer. a. DSS. b. data mining. c. business intelligence. d. OLAP. Incorrect Marks for this submission: 0/1. Question 10 Marks: 1 Data cleansing is the same process as data scrubbing. Answer: true false Correct Marks for this submission: 1/1. Question 11 Marks: 1 DBMS’s typically include report-generating tools in order to: Choose one answer. a. Display data in graphs
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isys 363 quiz 3 part 1 - Water moves in and out of the cell...

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