Cyber Security (IoT Chapter 3)

True of False? Structured data is easier to analyze and store than unstructured data.

true

Which attribute of big data involves an exponential data growth rate?

velocity

A business is analyzing sales information as the sales data is being generated from the point-of-sale (POS) machines. What type of data is captured and processed as the events happen?

transactional data

What type of data is being collected when an organization is using spreadsheets and forms for data input?

structured data

An organization is concerned with the amount of sensor data that is being generated locally, analyzed in the cloud, and returned for processing at the local site. Which solution will keep the data closer to the source for preprocessing?

fog computing

What characterizes data management problems associated with big data storage?

generating and collecting data from multiple sources

Making data accessible to only authorized users addresses which data storage problem associated with big data?

security

What are three features of Hadoop?

-uses HDFS as a fault tolerant file system -automatic replication of data across clusters -easily scalable cluster sizes

What is cloud computing?

a system of data centers or connected servers that provide anywhere/anytime access to data and applications

Which challenge of big data storage is characterized by the need to make data accessible from anywhere at anytime?

access

Which type of data can be used by a business to support managerial analysis tasks and organizational decision making?

analyzed data

What is the process of discovering patterns and relationships in large data sets in order to convert raw data into meaningful information?

data mining

True or False? Data is defined as big data if it is more than 1 petabyte.

false

True or False? Distributed data processing involves large databases being centrally processed by powerful mainframe computers and stored in giant disk arrays.

false

True or False? Web scraping tools are used to extract and manipulate structured data.

false