Question 1

Which of the following is not a database policy area that database administrators typically are responsible for?
A)analyzing sales and expenses
B)granting access privileges
C)creating and testing a disaster recovery plan
D)setting up proper database security

Accepted Answer

Analyzing sales and expenses is not typically a responsibility of database administrators. Their main responsibilities include managing database access, ensuring database security, and creating disaster recovery plans. Analyzing sales and expenses is more related to business analysis or financial analysis roles.

Question 2

Which of the following SQL statements allows a user named mgarcia to select, insert, update, delete, and create a constraint in the Products table?
A)ALLOW ALL ON Products TO mgarcia;
B)GRANT SELECT FROM Products TO mgarcia;
C)GIVE PRIVILEGES ON Products TO mgarcia;
D)GRANT ALL ON Products TO mgarcia;

Accepted Answer

The correct SQL syntax to grant a user various permissions such as select, insert, update, delete, and create on a table is "GRANT ALL ON [table name] TO [user];" hence, option D is correct.

Question 3

Which of the following is a relatively new career in the database industry?
A)DBA
B)database operations manager
C)chief information officer
D)data scientist

Accepted Answer

Data scientist is a relatively new career in the database industry, emerging with the rise of big data and advanced analytics. Other roles like DBA (Database Administrator), database operations manager, and chief information officer have been established for much longer.

Question 4

Which database professional primarily focuses on system administration such as installation, performance, and maintenance?
A)application DBA
B)product manager
C)system DBA
D)data operations manager

Accepted Answer

System DBAs primarily focus on the technical and physical aspects of the database, such as installation, configuration, performance tuning, and maintenance, rather than on designing or developing database applications.

Question 5

Data scientists look for patterns and trends in data to discover new opportunities and solutions.

Accepted Answer

Data scientists analyze large amounts of data to identify patterns, trends, and relationships that can be used to make informed decisions, predict future trends, and discover new opportunities for innovation and problem-solving.

Question 6

The database architect focuses on database design.

Accepted Answer

A database architect is responsible for designing, developing, and implementing database systems based on the requirements of their organization, ensuring optimal database architecture and functionality.

Question 7

_____ is a large set of nontraditional data that may be used to gain meaningful business insights or predict significant business events.
A)A virtual sandbox
B)Hot data
C)Big data
D)Business intelligence

Accepted Answer

Big data refers to a large volume of both structured and unstructured data that is so large it is difficult to process using traditional database and software techniques. It is used to uncover insights, patterns, and trends or to make predictions.

Question 8

Which of the following is generally not considered a traditional business operation for all sizes of businesses?
A)data warehousing
B)billing
C)payroll
D)accounts receivable

Accepted Answer

Data warehousing is generally not considered a traditional business operation for all sizes of businesses, especially smaller ones, due to its complexity and the resources required to implement and maintain it. Operations like billing, payroll, and accounts receivable are fundamental to businesses of all sizes.

Question 9

Which of the following is not a major category of responsibility for typical database administrators?
A)database technical functions
B)database administrative functions
C)data-entry management
D)database policy formation and enforcement

Accepted Answer

Data-entry management is typically not considered a major category of responsibility for database administrators. Their primary responsibilities include managing database technical functions, administrative tasks, and policy formation and enforcement, rather than direct data entry.

Question 10

A _____specifies the ongoing and emergency actions and procedures required to ensure data remains available if an event such as a cyberattack or hurricane occurs.
A)mission-critical plan
B)database operation plan
C)disaster recovery plan
D)data modeling plan

Accepted Answer

A disaster recovery plan outlines the steps necessary to recover data and resume operations after a disruptive event, ensuring data availability and business continuity.

Question 11

Which of the following database professionals is most likely to manage indexes?
A)database operations manager
B)performance analyst
C)database architect
D)data modeler

Accepted Answer

Performance analysts are primarily responsible for ensuring that the database performs efficiently. Managing indexes is a key part of this role because indexes can significantly affect the speed of data retrieval operations.

Question 12

What is the primary focus of the latest emerging careers in the database industry?
A)management and security of internal, transactional data
B)analysis of internal, external, and big data
C)compliance management
D)installation and training of enterprise database management systems

Accepted Answer

The primary focus of the latest emerging careers in the database industry is on the analysis of internal, external, and big data. This reflects the growing importance of data analytics and big data technologies in deriving insights, making decisions, and creating value from vast amounts of data collected by organizations.

Question 13

What acronym refers to the traditional business operations of general ledger, accounts payable, and payroll?
A)GAP
B)GLAPPR
C)GENAPP
D)GENLEG

Accepted Answer

GLAPPR stands for General Ledger, Accounts Payable, and Payroll, directly referencing the traditional business operations mentioned.

Question 14

The hardware, software, and database that users and regular applications of the company use is called the _____.
A)production system
B)test system
C)sandbox
D)cold site

Accepted Answer

The production system refers to the hardware, software, and databases that are actively used by the company's employees and its standard operations. This is distinct from environments like test systems or sandboxes, which are used for development, testing, or experimentation purposes, and cold sites, which are backup locations not in active use.

Question 15

Which of the following is typically not a requirement for a successful career as a database administrator?
A)educational credentials
B)direct contact with customers
C)industry certifications
D)successful business experience

Accepted Answer

Direct contact with customers is typically not a requirement for a successful career as a database administrator, as their primary role involves managing and maintaining a company's database systems rather than interacting with customers.

Question 16

A database administrator (DBA) usually reports directly to the chief financial officer (CFO).

Accepted Answer

A database administrator (DBA) typically reports to the Chief Information Officer (CIO) or the IT manager, as their role is more closely related to information technology and data management rather than financial operations.

Question 17

What do you call the log of all database maintenance, with information such as dates, license keys, and issues or updates?
A)archive
B)cloud backup
C)data warehouse
D)run-book

Accepted Answer

A run-book is a compilation of routine procedures and operations that the system administrator or operator carries out. It includes logs of maintenance activities, updates, issues, and other relevant operational data such as dates and license keys.

Question 18

Which of the following is generally not considered a source of big data?
A)online reviews
B)social media posts
C)comments on blogs
D)sales transactions

Accepted Answer

Sales transactions, while they can be voluminous, are structured and traditional data sources, unlike the other options which are typically unstructured or semi-structured and more commonly associated with big data due to their variety, velocity, and volume.

Question 19

A data analyst is generally responsible for improving the performance of a database.

Accepted Answer

A data analyst primarily focuses on analyzing and interpreting data to help inform business decisions, rather than improving the performance of a database, which is typically the role of a database administrator or database engineer.

Question 20

The primary task of a database administrator (DBA) is to ensure that a database is available as needed and is protected and secured from unauthorized users and activities.

Accepted Answer

A database administrator (DBA) is responsible for the performance, integrity, and security of a database, which includes ensuring its availability, protecting it from unauthorized access, and securing it from malicious activities.

Quiz 2: The Relational Model: Introduction, Qbe, and Relational Algebra

Which of the following is not a database policy area that database administrators typically are responsible for?

Which of the following SQL statements allows a user named mgarcia to select, insert, update, delete, and create a constraint in the Products table?

Which of the following is a relatively new career in the database industry?

Which database professional primarily focuses on system administration such as installation, performance, and maintenance?

Data scientists look for patterns and trends in data to discover new opportunities and solutions.

The database architect focuses on database design.

_____ is a large set of nontraditional data that may be used to gain meaningful business insights or predict significant business events.

Which of the following is generally not considered a traditional business operation for all sizes of businesses?

Which of the following is not a major category of responsibility for typical database administrators?

A _____specifies the ongoing and emergency actions and procedures required to ensure data remains available if an event such as a cyberattack or hurricane occurs.

Which of the following database professionals is most likely to manage indexes?

What is the primary focus of the latest emerging careers in the database industry?

What acronym refers to the traditional business operations of general ledger, accounts payable, and payroll?

The hardware, software, and database that users and regular applications of the company use is called the _____.

Which of the following is typically not a requirement for a successful career as a database administrator?

A database administrator (DBA) usually reports directly to the chief financial officer (CFO).

What do you call the log of all database maintenance, with information such as dates, license keys, and issues or updates?

Which of the following is generally not considered a source of big data?

A data analyst is generally responsible for improving the performance of a database.

The primary task of a database administrator (DBA) is to ensure that a database is available as needed and is protected and secured from unauthorized users and activities.