MIDTERM EXAM CLOSING SCRIPT
UPDATED QUESTIONS AND ANSWERS
VIEW AHEAD PREP MATERIAL SOLVED
⩥ Programs that infect other software or files. They require an
executable (a running program) to spread, attaching to other executables.
Answer: viruses
⩥ _____ hackers are the good guys who probe for weaknesses, but do
not exploit them. Instead, they share their knowledge in hopes that the
holes they have found will be plugged and security will be improved.
Answer: White Hat.
⩥ An organized collection of data, generally stored and accessed
electronically from a computer system, also simply a list of data.
Answer: database
⩥ Data governance pertains to what question?
Answer: What rules and processes are needed to manage data from its
creation through its retirement?
,⩥ If the environment changes very rapidly, and is very different from
when the predictive model was built, then the predictive model may not
be very relevant anymore. This is called:
Answer: Concept Drift.
⩥ True or False: Analytics is the discovery, interpretation, and
communication of meaningful patterns in data, as well as the process of
applying those patterns towards effective decision making.
Answer: True.
⩥ What are the three different orientations of data analytics?
Answer: Descriptive.
Predictive.
Prescriptive.
⩥ True or False: Motivation for information security includes: extortion,
espionage, cyberwarfare, pranksters, hacktivism, revenge, terrorism,
stealing data, and stealing intellectual property.
Answer: True.
⩥ A domain-specific language used in programming and designed for
managing data held in a relational database management system.
Answer: Structured Query Language (SQL)
, ⩥ Shutting down websites by overwhelming them with a crushing load
of seemingly legitimate requests sent simultaneously by thousands of
machines is called what?
Answer: Distributed Denial of Service (DDoS) Attacks.
⩥ True or False: Data mining and business analytics team members only
need to have knowledge of information technology and statistics. They
do not need to possess any knowledge of business.
Answer: False.
⩥ A ______ is the field used to relate tables in a database.
Answer: Key.
⩥ _______ are networks of infiltrated and compromised machines
controlled by a central command.
Answer: Botnets.
⩥ True or False: Speech, images, and natural language data are
examples of structured data.
Answer: False.
⩥ Uncovering patterns consistent with criminal activity.
Answer: fraud detection