CIS 207 Week 4 Quiz

CIS 207 Week 4 Quiz | Assignment Help | University Of Phoenix 

Question 1

Watch the following video and answer the question below.

Big Data is the same thing as huge amounts of structured data in organizational databases.

Question 2

Watch the following video and answer the question below.

Which of the following is NOT a type of Big Data?

Question 3

Watch the following video and answer the question below.

NoSQL databases can manage more different types of data than a traditional relational database.

Question 4

Watch the following video and answer the question below.

A/B experiments are so-named because there are only two possible outcomes for each experiment.

Question 5

Watch the following video and answer the question below.

Data subject to constraints is an example of

Question 6

Watch the following video and answer the question below.

A group of logically related fields is a(n)

Question 7

Watch the following video and answer the question below.

Each _________ in a relational database is a record.

Question 8

Watch the following video and answer the question below.

One of the attributes in a record must be a primary key.

Question 9

Watch the following video and answer the question below.

Normalization typically improves processing performance.

Question 10

Watch the following video and answer the question below.

When data are normalized, attributes in the table depend on the primary key and the secondary key.

Question 11

Watch the following video and answer the question below.

A data warehouse is a repository of historical data that are organized by subject to support decision makers in the organization.

Question 12

Watch the following video and answer the question below.

Organizational databases access one record at a time, where data warehouses access groups of related records.

Question 13

Watch the following video and answer the question below.

Data in a data warehouse are organized by business process, where data in corporate databases are organized by subject.

Question 14

Watch the following video and answer the question below.

Data updates in a data warehouse are performed by the MIS department, NOT the users.

Question 15

Watch the following video and answer the question below.

The MOST common source system for a company’s data warehouse is its corporate operational databases.

Question 16

Watch the following video and answer the question below.

Companies often have to clean up the data before it can be imported into the data warehouse.

Question 17

Watch the following video and answer the question below.

The ETL process is now typically called data integration.

Question 18

Watch the following video and answer the question below.

The MOST common method for storing data in a data warehouse is

Question 19

Watch the following video and answer the question below.

The IT department is solely responsible for the quality of the data in the data warehouse.

Question 20

Watch the following video and answer the question below.

Governance of a data warehouse must be a collaboration between business users and IT personnel.

Question 21

Watch the following video and answer the question below.

After you have taken a particular course, your insights on how to do well in that course would be considered to be tacit knowledge.

Question 22

Watch the following video and answer the question below.

The IT infrastructure needed for you to register online for next semester would be considered to be explicit knowledge.

Question 23

Watch the following video and answer the question below.

Robots are being used in a decreasing number of everyday tasks.

Question 24

Process and procedures are important but not critical to the effective use of computer based information systems.

Question 25

An App (Application) is a computer program designed to support a specific task?