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WorksheetsISDS 351 Midterm Practice Quiz
Total questions: 39
Worksheet time: 20mins
A database administrator (DBA) must have a clear understanding of the fundamental business of an organization, be proficient in the use of selected database management systems, and stay abreast of emerging technologies and new design approaches.
True
False
If "color" is an attribute, then "green" is a data item
True
False
If you wish to study a visual depiction of the relative frequencies of words in a document, a word cloud would be an appropriate option.
True
False
Data scientists do not need much business domain knowledge.
True
False
In the utilities industry, IoT sensors are used extensively to capture operational data and help the utility provider achieve 24/7 uptime.
True
False
A collection of data fields that are all related to one object, activity, or individual is called a file.
True
False
A database, a database management system, and the application programs that create and access the databases make up a database environment.
True
False
Data governance involves identifying people who are responsible for fixing and preventing issues with data.
True
False
Data scientists do not need much business domain knowledge.
True
False
What is the Internet of Things?
a computing environment in which a service provider owns and manages the infrastructure
a network of physical objects embedded with sensors, processors, software, and network connectivity capability
an information systems model in which an organization outsources the equipment used to support its data processing
a set of tools that allow users to access their desktop operating system hosted in the cloud on a centralized server
_____ is a special-purpose programming language for accessing and manipulating data stored in a relational database.
Access
Structured Query Language (SQL)
Query by Example (QBE)
Java
A database must reflect the business processes of an organization.
True
False
A marketing manager who does not have deep knowledge of information systems or data science will NOT be able to use BI and analytics tools
True
False
Regression analysis focuses on plotting a sequence of well-defined data points measured at uniform time intervals.
True
False
Devices that belong to the IoT network contain sensors that can detect something about the device's surroundings, such as pressure, temperature, or motion.
True
False
The relational model describes data using a standard tabular format; all data elements are placed in three-dimensional tables called relations, which are the logical equivalent of files.
True
False
The data for BI (Business intelligence) Comes from many sources
True
False
Suppose you are good in math and statistics. Adding programming to your skill-set will likely be necessary if you want to be a data scientist
True
False
What must a networked device possess to truly belong to the IoT?
a motion sensor
a machine learning algorithm
an IP Address
A MAC Address
Hackers who succeed in accessing an organization's IoT may be able to cause physical damage to that organization's equipment
True
False
Users still need help from the IT function of the organization to create customer reports using modern reporting tools
True
False
IoT applications can be classified into four groups based on two key qualities: their degree of sensing and degree of action
True
False
An information system is a set of interrelated components that work together to collect, process, store, and disseminate information that lacks a feedback mechanism to monitor and control its operations.
True
False
The role of a systems analyst is narrowly defined and seldom involves communication with others.
True
False
Important functions of the chief information officer includes
employing an IS department's equipment and staff to help the organization reach it's goals
ensuring the organization complies with laws and regulations.
monitoring the financial considerations of the IS department, such as return on investment
All of these
Managers of the business functions most affected by the new information system have a key responsibility to ensure that the people, processes, and human structure components are fully addressed.
True
False
A database administrator (DBA) must have a clear understanding of the fundamental business of an organization, he proficient in the use of selecting database management systems, and stay abreast emerging technologies and new design approaches
True
False
Every project should have a well-defined objective.
True
False
Projects should be developed in increments
True
False
The enterprise project management software, which aid project and portfolio management, is a low-end tool
True
False
A sprint review is a meeting in which the team demonstrates to the product owner what it has completed during the sprint.
True
False
Sensors that can monitor and report data about traffic and parking conditions via the Internet are part of a network of physical objects known as the Internet of Technology.
True
False
Strategic planning provides a clearly defined direction to guide decision making at all levels throughout the organization
True
False
A Gantt chart is a graphical tool used for planning, monitoring, and coordinating projects; it is essentially a grid that lists activities with deadlines
True
False
Maturity models, statistical methods, and test plans are examples of tools used in quality management
True
False
In the Scrum method, team members work as a self-directed group coached by the ScrumMaster
True
False
The difference between strategic and tactical goals is that:
tactical goals encompass broader dimensions than strategic goals
strategic goals are long-term in nature whereas tactical goals are short term
strategic goals are more specific than tactical goals
tactical goals are more important for a project than strategic goals
______ involves reviewing the project charter, requirements documents, and organizational process assets to create a scope statement, adding more information as requirements are developed and change requests are approved
Creating scope
Validating Scope
Controlling scope
Defining scope
Although Roberta had signed a form preventing her doctor from sharing her personal medical records with the company she worked for, she later discovered that the doctor's office had, in fact, shared her data with her health insurance provider and her employer, which caused her to be terminated. Because the doctor's practice violated its own privacy policy, she was able to file a lawsuit under the ________. Health Insurance Portability and Accountability Act
Health Insurance Portability and Accountability Act
None of These Answers
Gramm-Leach-Bliley Act
Health and Medical Records Privacy Act
