exam 2 practice
Which web version is the semantic web?
3
The new data repository of the Democratic Party uses _____.
Big query from google
_____ allows most people in Africa to connect to the internet.
Bluetown
_____ is a leading proponent of the splintternet
Europe
packet-switching networks are reliable but fault intolerant
False
the bitcoin network is a client/server network that operates with encryption
False
The adoption of __ has been an important factor in the development of the Internet of Things
IPv6
A(n) __ is a company that provides Internet connections for a fee.
ISP
The NB-IoT protocol from Skylo Technologies belongs to low-power ____.
LANs
___ satellites have the shortest orbital life
LEO
___ is data about data.
Metadata
Bluetooth is a ____.
PAN
Which of the following is the correct order of networks from smallest to largest?
PAN, LAN, MAN, WAN
Shopify is a _____ platform
Saas
Social marketplaces are an example of C2C commerce
True
The buy-side model uses e-commerce technology to streamline the procurement process
True
database systems minimize redundancy, isolation, and inconsistency
True
explicit knowledge deals with more objective, rational, and technical knowledge
True
__ allows you to read a voice mail message in your e-mail inbox.
UC
Wi-Fi Direct is a _____.
WAN
VoIP converts your _ voice to _.
analog; digital
Costco makes money from ____.
annual memberships
HTTP is part of the __ layer of TCP/IP.
application
__ advertising is also called programmatic or targeted advertising.
behavioral
A __ represents the smallest unit of data a computer can process.
bit
_____ create relatively straight-forward asset allocation portfolios based on the age and risk tolerance of a customer.
blockchain
__ is the most common approach governments can use to control access of citizens to the internet.
blocking content
Big Data predictions _ from teaching computers to think like humans and from applying _ to huge quantities of data to infer probabilities.
come; mathematics
The ____ provide(s) information on each attribute and why the attribute is needed in the database, who uses it, and how it should be updated.
data dictionary
The ____ web refers to the collection of websites that cannot be indexed by traditional search engines.
deep
___ are independently owned by a third party and connect many sellers with many buyers.
electronic exchanges
__ deals with more objective, rational, and technical knowledge.
explicit knowledge
_ offer limited accessibility to the _ of participating companies.
extranets; internets
A doomscroller is a person who intentionally initiates online conflict or offends other users to distract or create divisions by posting inflammatory or off-topic posts in an online community or on a social media platform.
false
A search engine is a web-based, personalized gateway to information and knowledge that provides relevant information from different IT systems and the internet using advanced search and indexing techniques.
false
An entity of an instance refers to each row in a relational table which is a specific, unique representation of the instance.
false
B2C comprises the vast majority of e-commerce by volume.
false
B2E e-commerce typically utilizes the Internet.
false
Big Data is about predictions that come from teaching computers to think like humans.
false
Big Data is generally fairly clean meaning it can be trusted as accurate and complete since there is so much data available.
false
Data governance is an approach to managing information across an entire organization.
false
Domain names are read from left to right
false
EMV smart cards use UWB.
false
Each characteristic or quality of a particular attribute is called an entity.
false
Electronic checks are primarily used in G2E.
false
Group buying on websites like Airbnb helps consumers get special deals.
false
Intellectual assets are another term for data.
false
Large retailers in India accuse Amazon and Target of predatory pricing practices.
false
MANs are the largest networks.
false
Purchasing cards are the B2C equivalent of electronic credit cards
false
Sarbanes-Oxley holds CIOs personally responsible for financial disclosures since they manage the systems that hold financial information.
false
Spamming is the indiscriminate distribution of electronic ads with the permission of the recipient.
false
Telepresence works well when people telecommute.
false
Trade secrets, skills sets, and expertise are tacit knowledge
false
___ exchanges connect buyers and sellers across many industries.
horizontal
The amount of data is _ over time. Data sources are often in the form of data _.
increasing; streams
Which is NOT a benefit for buyers using Amazon Business?
it can ship products directly to customers of the business
Two vertical lines represent the __ cardinality symbol.
mandatory single
You use your smartphone to look up how much money you have in your bank account. This is an example of ___ commerce.
mobile
___ pricing is the practice of pricing items at a point determined by the perceived ability to pay of a particular customer.
personalized
__ transmission systems have signals that pass through walls but they are susceptible to snooping unless encrypted.
radio
e- _____ is the direct sale of products and services through electronic storefronts or electronic malls.
tailing
The find my iphone app uses ___ to locate the device of a user.
telemetry
Data marts and warehouses are _ and __.
time variant; volatile
A mashup takes different content from a number of other websites and mixes them together to create a new kind of content.
true
An extranet connects parts of the intranets of different organizations.
true
Autonomous cars generate Big Data.
true
B2B comprises the vast majority of e-commerce by volume.
true
B2C e-commerce is much more complex than B2B e-commerce.
true
Collaborative consumption services help establish a more sustainable global environment.
true
Collaborative consumption uses a P2P model.
true
Customers want to be heard and to know whether other customers agree with them, so retailers should allow customers to post reviews and ratings for the best social computing results.
true
Data isolation means applications cannot access data associated with other applications.
true
Database systems minimize redundancy, isolation, and inconsistency.
true
E-learning refers to learning supported by the web.
true
Efficient and effective order fulfillment is difficult in B2C.
true
Electronic credit cards are primarily used in C2C.
true
Enterprise data warehouses are relatively inflexible and can answer only a limited number of questions
true
Enterprise data warehouses are too rigid to be effective with Big Data
true
Enterprise data warehouses do not handle sensor data well.
true
Ethernet cables are made of twisted-pair wire.
true
Genetic data collectors can help solve cold cases.
true
Google, Facebook, and Amazon are ad tech companies.
true
NPO found that not tracking is just as profitable as tracking because they no longer have to pay the companies that operate the ad auctions.
true
Normalization ensures a properly structured relational database.
true
Onboarding is how new employees acquire the necessary knowledge, skills, and behaviors to become effective members of the organization.
true
Organizations can use Big Data to conduct experiments.
true
Security is one of the biggest problems associated with e-commerce.
true
The IoT made IPv6 necessary.
true
The buy-side marketplace is a model in which organizations attempt to procure needed products or services from other organizations electronically.
true
The highest bidder will win a forward auction.
true
The web makes disintermediation easier, particularly for online services.
true
There are three normal forms in the normalization process.
true
Twisted-pair wire is the most prevalent form of communications wiring.
true
Users passively received information from the earliest version of the web.
true
eBay is a C2C intermediary.
true
The relational database model is based on the concept of __-dimensional tables.
two
__ means a mobile device can provide information and communication regardless of the location of a user.
ubiquity
Knowledge management is a process that helps organizations manipulate important knowledge that comprises part of the memory of the organization, usually in a(n) __ format.
unstructured
The case The Internet of Things in the Vineyard focused on ______.
water utilization