BUAL 5650 Exam 1 Lee Study Guide
True - ANSWER Data Management is more focused on the acquisition and
preparation of data (T/F)
False - ANSWER A core task in the "data analytics" is building databases (T/F)
True - ANSWER Data analytics includes the application of statistical modeling
tools or other techniques to get information from the data (T/F)
False - ANSWER Semi-structured data does not have any organizational
property (T/F)
C. - ANSWER Volume, velocity, and variety are the three Vs of big data. What is
the fourth? A) Value B) Vanguard C) Veracity D) Verified
B. - ANSWER An entity is in a relational database is a(n): _______A) Outdated flat
file structure B) Thing that users want to store C) Primary key D) Relation
A. - ANSWER Which of the following must be true for two tables to be related?
_____ A) One table must have a primary key and the other must have a foreign
key B) Both tables must have composite keys C) Both tables must have a
matching attribute D) None of the above are true
D. - ANSWER Which of the following is an incorrect comparisons of big data
types? _______Structured data vs. Unstructured data (structured, unstructured)
(A)Well-defined, Structure not obvious B)Data in database tables, Images, video,
text C)Easy to enter, store, and analyze, Difficult to analyze D)RDBMS is not a
good fit, RDBMS is a good fit
B. - ANSWER Which of the following is an example of semi-structured data?
_______A) Database data B) Twitter data C) Text data D) Image data
Relational Database Management System - ANSWER RDBMS stands for
A. - ANSWER (__________) refers to a technique that allows computers to be
connected and work together. A) Distributed computing B) Connected
computing C) Circulated computing D) Super computing
False - ANSWER A commodity cluster refers to using a larger number of high-
performance computers in serial (T/F)
True - ANSWER Data Management is more focused on the acquisition and
preparation of data (T/F)
False - ANSWER A core task in the "data analytics" is building databases (T/F)
True - ANSWER Data analytics includes the application of statistical modeling
tools or other techniques to get information from the data (T/F)
False - ANSWER Semi-structured data does not have any organizational
property (T/F)
C. - ANSWER Volume, velocity, and variety are the three Vs of big data. What is
the fourth? A) Value B) Vanguard C) Veracity D) Verified
B. - ANSWER An entity is in a relational database is a(n): _______A) Outdated flat
file structure B) Thing that users want to store C) Primary key D) Relation
A. - ANSWER Which of the following must be true for two tables to be related?
_____ A) One table must have a primary key and the other must have a foreign
key B) Both tables must have composite keys C) Both tables must have a
matching attribute D) None of the above are true
D. - ANSWER Which of the following is an incorrect comparisons of big data
types? _______Structured data vs. Unstructured data (structured, unstructured)
(A)Well-defined, Structure not obvious B)Data in database tables, Images, video,
text C)Easy to enter, store, and analyze, Difficult to analyze D)RDBMS is not a
good fit, RDBMS is a good fit
B. - ANSWER Which of the following is an example of semi-structured data?
_______A) Database data B) Twitter data C) Text data D) Image data
Relational Database Management System - ANSWER RDBMS stands for
A. - ANSWER (__________) refers to a technique that allows computers to be
connected and work together. A) Distributed computing B) Connected
computing C) Circulated computing D) Super computing
False - ANSWER A commodity cluster refers to using a larger number of high-
performance computers in serial (T/F)
