INSY50 MIDTERMS Flashcards
the communications media,
devices, and software that connects two or more
computer systems or devices
a. computer network
b. communications media
c. network nodes
a. computer network
any material substance
that carries an electronic signal to support
communications between a sending and a receiving
device
a. computer network
b. communications media
c. network nodes
b. communications media
the computers and devices on the
networks
a. computer network
b. communications media
c. network nodes
c. network nodes
components of a simple computer network
a. computer, network interface cards (NICs), connection medium, and local operating system
b. computer, network interface cards (NICs), connection medium, and network operating system
c. computer, network interface cards (NICs), router medium, and network operating system
d. router, network interface cards (NICs), connection medium, and network operating system
b. computer, network interface cards (NICs), connection medium, and network operating system
Client, server
a. computers
b. network interface cards (NICs)
c. connection medium
d. network operating system
a. computers
Device contained in computers to link them to the network
a. computers
b. network interface cards (NICs)
c. connection medium
d. network operating system
b. network interface cards (NICs)
Can be a telephone wire, coaxial cable, or radio signal in the case of cell phone and wireless local area networks (Wi-Fi networks)
a. computers
b. network interface cards (NICs)
c. connection medium
d. network operating system
c. connection medium
Routes and manages communications on the network and coordinates network resources
a. computers
b. network interface cards (NICs)
c. connection medium
d. network operating system
d. network operating system
Acts as a connection point between the computers
a. router
b. hub or switch
c. network
b. hub or switch
Communications processor that routes packets of data through different networks, ensuring that the data sent get to the correct address
a. router
b. hub or switch
c. network
a. router
connect network components, sending a packet of data to all other connected devices
a. hubs
b. switch
c. router
a. hubs
more “intelligent” hub
a. hubs
b. switch
c. router
b. switch
can filter and forward data to a specified destination on the network
a. hubs
b. switch
c. router
b. switch
Key Digital Networking Technologies
a. client/server computing, socket switching, transmission control protocol/internet protocol
(TCP/IP)
b. client/server solving, packet switching, transmission control protocol/internet protocol
(TCP/IP)
c. client/server computing, packet switching, transmission control protocol/internet protocol
(TCP/IP)
c. client/server computing, packet switching, transmission control protocol/internet protocol
(TCP/IP)
Connectivity between computers enabled by
a. packets
b. protocols
c. router
b. protocols
rules that govern transmission of information between two points
a. packets
b. protocols
c. router
b. protocols
establishes a connection between the computers, sequences the transfer of packets, and acknowledges the packets sent
a. packets
b. TCP (Transmission Control Protocol)
c. IP (Internet Protocol)
b. TCP (Transmission Control Protocol)
responsible for the delivery of packets and includes
the disassembling and reassembling of packets during
transmission
a. packets
b. TCP (Transmission Control Protocol)
c. IP (Internet Protocol)
c. IP (Internet Protocol)
method of slicing digital
messages into parcels
a. client/server computing
b. packet switching
c. transmission control protocol/internet protocol
(TCP/IP)
b. packet switching
what do you called the parcels
a. packets
b. TCP
c. IP
a. packets
Disassembling of data from
its origin, routing through
many paths and networks,
and reassembling into the
original message upon
reaching its destination
a. client/server computing
b. packet switching
c. transmission control protocol/internet protocol
(TCP/IP)
b. packet switching
Small, inexpensive client computers which are linked
to one another through a network that is controlled by a network server computer
a. client/server computing
b. packet switching
c. transmission control protocol/internet protocol
(TCP/IP)
a. client/server computing
The server sets the rules of communication for the network and provides every client with an address so others can find it on the network
a. client/server computing
b. packet switching
c. transmission control protocol/internet protocol
(TCP/IP)
a. client/server computing
TCP/IP Layers
a. system layer, transport layer, internet layer, network interface layer
b. application layer, transport layer, router layer, network interface layer
c. application layer, transport layer, internet layer, network interface layer
c. application layer, transport layer, internet layer, network interface layer
Enables client application programs to access the other
layers and defines the protocols that applications use to
exchange data
a. application layer
b. transport layer
c. internet layer
d. network interface layer
a. application layer
Responsible for providing the Application layer with
communication and packet services
a. application layer
b. transport layer
c. internet layer
d. network interface layer
b. transport layer
Includes TCP and other protocols
a. application layer
b. transport layer
c. internet layer
d. network interface layer
b. transport layer
Responsible for addressing, routing, and packaging data packets called IP datagrams
a. application layer
b. transport layer
c. internet layer
d. network interface layer
c. internet layer
IP is one of the protocols used in this layer
a. application layer
b. transport layer
c. internet layer
d. network interface layer
c. internet layer
Responsible for placing packets on and receiving them from the network medium
a. application layer
b. transport layer
c. internet layer
d. network interface layer
d. network interface layer
used to transfer web page files
a. www (world wide web)
b. http (hypertext transfer protocol)
c. html (hypertext markup language)
b. http (hypertext transfer protocol)
represented by a continuous waveform that passes through a communications medium and has been used for audio communication
a. analog signal
b. digital signal
a. analog signal
communicate information as strings of 1 bits and 0 bits, which are represented as on-off electrical pulses
a. analog signal
b. digital signal
b. digital signal
Computers use digital signals and require a
a. network
b. computer
c. modem
c. modem
used to convert these digital signals into analog signals that can be sent over (or received from)
media that use analog signals
a. network
b. computer
c. modem
c. modem
network types
a. local area network, campus area network, metropolitan area network, world area network
b. local area network, campus area network, metropolitan area network, wide area network
c. legal area network, campus area network, metropolitan area network, wide area network
b. local area network, campus area network, metropolitan area network, wide area network
Up to 500 meters (half a mile); an office or floor of a building
a. local area network
b. campus area network
c. metropolitan area network
d. wide area network
a. local area network
Up to 1,000 meters (a mile); a
college campus or corporate
facility
a. local area network
b. campus area network
c. metropolitan area network
d. wide area network
b. campus area network
A city or metropolitan area
a. local area network
b. campus area network
c. metropolitan area network
d. wide area network
c. metropolitan area network
A regional, transcontinental, or
global area
a. local area network
b. campus area network
c. metropolitan area network
d. wide area network
d. wide area network
The shape or structure of a network
a. network triology
b. network topology
c. network tology
b. network topology
includes the arrangement of the communications links and hardware devices on the network
a. network triology
b. network topology
c. network tology
b. network topology
three most common network topologies
a. star, bun, mesh
b. star, bush, mesh
c. star, bus, mesh
c. star, bus, mesh
all network devices connect
to one another through a single central device called the hub node
a. star topology
b. bus topology
c. mesh topology
a. star topology
all network devices are connected to a common backbone that serves as a shared communications medium
a. star topology
b. bus topology
c. mesh topology
b. bus topology
each device is connected to every other device on the network through a dedicated point-to-point link.
a. star topology
b. bus topology
c. mesh topology
c. mesh topology
The total amount of digital information that can be transmitted through any telecommunications medium is usually measured in
a. bites per second (bps)
b. bets per second (bps)
c. bits per second (bps)
c. bits per second (bps)
The range of frequencies that can be accommodated on a particular
telecommunications channel is called its
a. bit
b. bandwidth
c. channel
b. bandwidth
signals are guided along a solid medium
a. guided (wired) transmission media
b. wireless
a. guided (wired) transmission media
the signal is broadcast over airwaves as a form of electromagnetic radiation
a. guided (wired) transmission media
b. wireless
b. wireless
samples of guided (wired) transmission media
a. twisted-pair wire, coaxial cable, fiber-nerve cable
b. twisted-pair wire, cat-5, fiber-optic cable
c. twisted-pair wire, coaxial cable, fiber-optic cable
c. twisted-pair wire, coaxial cable, fiber-optic cable
samples of wireless
a. near field communication (NFC), Bluetooth, Wi-Fi, microwave transmission, 2G, 3G
b. near field communication (NFC), Bluetooth, Wi-Fi, channel transmission, 4G, 5G
c. near field communication (NFC), Bluetooth, Wi-Fi, microwave transmission, 4G, 5G
c. near field communication (NFC), Bluetooth, Wi-Fi, microwave transmission, 4G, 5G
it is the world’s most extensive public communication system
a. channel
b. internet
c. network
b. internet
Ancestor of the Internet
a. ARPANET (Advanced Research
Project Agency Network)
b. ARPANET (Advanced Research
Protocol Agency Network)
c. ARPANET (Advanced Research
Project Agency Networking)
a. ARPANET (Advanced Research
Project Agency Network)
based on the TCP/IP networking protocol suite
a. channel
b. internet
c. network
b. internet
Every device connected to the Internet (or another TCP/IP network) is assigned a ___ consisting of a string of numbers
a. http (hypertext transfer protocol)
b. IP (internet protocol) address
c. TCP (transmission control protocol)
b. IP (internet protocol) address
An IP address can be represented by a natural language convention called a
a. domestic name
b. donate name
c. domain name
c. domain name
converts domain names to IP
addresses
a. domain name system (DNS)
b. domain numeric system (DNS)
c. domain nail system (DNS)
a. domain name system (DNS)
maintain a database containing IP addresses mapped to their corresponding domain names
a. domain name system (DNS) servers
b. domain numeric system (DNS) servers
c. domain nail system (DNS) servers
a. domain name system (DNS) servers
a hierarchical system with a root domain, top-level domains, second-level domains, and host computers at the third level
a. domain name system (DNS)
b. domain numeric system (DNS)
c. domain nail system (DNS)
a. domain name system (DNS)
”.” is a sample of
a. internet root domain
b. top-level domain
c. second-level domain
d. third-level domain
a. internet root domain
edu, com, gov, org, net are samples of
a. internet root domain
b. top-level domain
c. second-level domain
d. third-level domain
b. top-level domain
expedia, google, congress are samples of
a. internet root domain
b. top-level domain
c. second-level domain
d. third-level domain
c. second-level domain
sales are a sample of
a. internet root domain
b. top-level domain
c. second-level domain
d. third-level domain
d. third-level domain
No one owns the internet, and it has no formal management
a. internet governance
b. internet community
c. internet society
a. internet governance
helps define the overall structure of the Internet
a. internet architecture board (IAB)
b. internet corporation for assigned names and numbers
(ICANN)
c. world wide web consortium (W3C)
a. internet architecture board (IAB)
manages the domain name system
a. internet architecture board (IAB)
b. internet corporation for assigned names and numbers
(ICANN)
c. world wide web consortium (W3C)
b. internet corporation for assigned names and numbers
(ICANN)
sets HTML and other programming standards for the web
a. internet architecture board (IAB)
b. internet corporation for assigned names and numbers
(ICANN)
c. world wide web consortium (W3C)
c. world wide web consortium (W3C)
it is the infrastructure on which the Web exists
a. http
b. internet
c. channel
b. internet
consists of server and client software, the hypertext transfer protocol (http), standards, and
markup languages that combine to deliver information and services over the Internet
a. https
b. tcp/ip
c. www
c. www
network of physical objects (things) embedded with sensors, processors, software, and network connectivity
capability to enable them to exchange data with the manufacturer of the device, device operators, and other
connected devices
a. internet of objects (IoO)
b. internet of devices (IoD)
c. internet of things (IoT)
c. internet of things (IoT)
computing environment in which software and storage are provided as an Internet service and accessed with a Web browser
a. cloud share
b. cloud computing
c. cloud storage
b. cloud computing
Outsourcing of equipment used to support data processing operations which includes servers, storage devices, and networking components
a. infrastructure as a service (IaaS)
b. software as a service (SaaS)
c. platform as a service (PaaS)
a. infrastructure as a service (IaaS)
A software delivery approach that provides users with access to software remotely as a Web-based service
a. infrastructure as a service (IaaS)
b. software as a service (SaaS)
c. platform as a service (PaaS)
b. software as a service (SaaS)
Provides users with a computing platform, typically including operating system, programming language execution environment, database services, and a Web
server
a. infrastructure as a service (IaaS)
b. software as a service (SaaS)
c. platform as a service (PaaS)
c. platform as a service (PaaS)
Enables organizations to develop, run, and manage business applications without the need to build and maintain the infrastructure
a. infrastructure as a service (IaaS)
b. software as a service (SaaS)
c. platform as a service (PaaS)
c. platform as a service (PaaS)
are often paid on a per-use or monthly basis
a. cloud storage
b. cloud services
c. cloud share
b. cloud services
A service provider owns and
manages the infrastructure with
cloud user organizations (tenants)
accessing slices of shared hardware resource via the Internet
a. public cloud computing
b. private cloud computing
c. hybrid cloud computing
a. public cloud computing
Can be a faster, cheaper, and more agile approach to building and managing your own IT
infrastructure
a. public cloud computing
b. private cloud computing
c. hybrid cloud computing
a. public cloud computing
data security is a key concern
a. public cloud computing
b. private cloud computing
c. hybrid cloud computing
a. public cloud computing
A single tenant cloud
a. public cloud computing
b. private cloud computing
c. hybrid cloud computing
b. private cloud computing
Organization often implement due to concerns that their data will not be secure in a public cloud
a. public cloud computing
b. private cloud computing
c. hybrid cloud computing
b. private cloud computing
Composed of both private and
public clouds integrated through
networking
a. public cloud computing
b. private cloud computing
c. hybrid cloud computing
c. hybrid cloud computing
Organizations typically use the
public cloud to run applications
with less sensitive security
requirements
a. public cloud computing
b. private cloud computing
c. hybrid cloud computing
c. hybrid cloud computing
Runs more critical applications on
the private portion of the hybrid
cloud
a. public cloud computing
b. private cloud computing
c. hybrid cloud computing
c. hybrid cloud computing
it is available just about everywhere all the time
a. ubiquity
b. global reach
c. universal standards
a. ubiquity
it permits cross-cultural and national boundaries conveniently and cost-effectively
a. ubiquity
b. global reach
c. universal standards
b. global reach
the technical standards for
conducting e-commerce are shared worldwide and
enables linking of computers regardless of their technology platform
a. ubiquity
b. global reach
c. universal standards
c. universal standards
Video, audio, and text messages are possible; delivered to large numbers of people
a. richness
b. interactivity
c. information density
a. richness
The technology works through
interaction with the user
a. richness
b. interactivity
c. information density
b. interactivity
The technology reduces
information costs and raises quality
a. richness
b. interactivity
c. information density
c. information density
The technology allows personalized messages to be
delivered to individuals as well as to groups
a. personalization/customization
b. social technology
a. personalization/customization
The technology supports
content generation and social networking
a. personalization/customization
b. social technology
b. social technology
this involves retailing products and services to individual shoppers
a. business-to-consumer (B2C)
b. business-to-business (B2B)
c. consumer-to-consumer (C2C)
a. business-to-consumer (B2C)
this involves sales of goods and services among businesses
a. business-to-consumer (B2C)
b. business-to-business (B2B)
c. consumer-to-consumer (C2C)
b. business-to-business (B2B)
this involves consumers selling directly to consumers
a. business-to-consumer (B2C)
b. business-to-business (B2B)
c. consumer-to-consumer (C2C)
c. consumer-to-consumer (C2C)
Forms of e-Government
a. Government-to-citizen (G2C), Government-to-buyer (G2B), Government-to-government (G2G)
b. Government-to-consumer (G2C), Government-to-business (G2B), Government-to-government (G2G)
c. Government-to-citizen (G2C), Government-to-business (G2B), Government-to-government (G2G)
c. Government-to-citizen (G2C), Government-to-business (G2B), Government-to-government (G2G)
involves the sales of goods and services via mobile devices, such as smartphones, tablets, and
wearables
a. e-commerce
b. m-commerce
c. c-commerce
b. m-commerce
By ____, retail m-commerce sales are expected to account for almost __ percent of total e-commerce
sales
a. 2024, 60
b. 2025, 60
c. 2025, 70
c. 2025, 70
can tell you where your friends are meeting
a. geosocial service
b. geoadvertising service
c. geoinformation services
a. geosocial service
can tell you where to find the nearest Korean restaurant
a. geosocial service
b. geoadvertising service
c. geoinformation services
b. geoadvertising service
can tell you the price of a house you are looking at or about special exhibits at a museum you are passing
a. geosocial service
b. geoadvertising service
c. geoinformation services
c. geoinformation services
samples of mobile app payment systems EXCEPT
a. near-field communication (NFC)-driven systems
b. QR Code payment systems
c. Point-of-Sale (PoS)
d. Peer-to-peer (P2P) payment systems
c. Point-of-Sale (PoS)
enabled smart-phones and other mobile devices to make contactless payments by
communicating with an NFC-enabled reader at a merchant’s point-of-sale (POS) terminal in close physical proximity
a. near-field communication (NFC)-driven systems
b. QR Code payment systems
c. Peer-to-peer (P2P) payment systems
a. near-field communication (NFC)-driven systems
A payment is initiated scanning a two-dimensional barcode called a QR (Quick Response) code using a
mobile app on the payer’s smartphone
a. near-field communication (NFC)-driven systems
b. QR Code payment systems
c. Peer-to-peer (P2P) payment systems
b. QR Code payment systems
Used for transferring money among individuals who have installed a proprietary app
a. near-field communication (NFC)-driven systems
b. QR Code payment systems
c. Peer-to-peer (P2P) payment systems
c. Peer-to-peer (P2P) payment systems
Required storage capacity and computing power
a. hardware
b. software
a. hardware
Must be scalable to meet unexpected needs
a. hardware
b. software
a. hardware
Must have the ability to perform fundamental services
a. hardware
b. software
b. software
Capture and process detailed data necessary to update the organization’s records about fundamental business operations
a. Transaction Processing Systems
b. Transaction Processing Activities
c. Transaction Processing Operations
a. Transaction Processing Systems
A TPS provides valuable input to
a. management information systems, detailed support systems, knowledge management systems
b. development information systems, decision support systems, knowledge management systems
c. management information systems, decision support systems, knowledge management systems
c. management information systems, decision support systems, knowledge management systems
Processing flow begins with receipt of customer order, then finished product inventory is checked to see if sufficient inventory is on hand to fill the
order
a. order processing systems
b. accounting systems
c. purchasing systems
a. order processing systems
Must track the flow of data related to all the cash follows that affect the organization
a. order processing systems
b. accounting systems
c. purchasing systems
b. accounting systems
Systems that support the purchasing business function
a. order processing systems
b. accounting systems
c. purchasing systems
c. purchasing systems
Capturing and gathering all data necessary to complete the processing of transactions; can be manual or automated (via special input devices)
a. data collection
b. data editing
c. data correction
a. data collection
Checking data for validity and completeness to detect any problems
a. data collection
b. data editing
c. data correction
b. data editing
Involves reentering data that was not typed or scanned properly
a. data collection
b. data editing
c. data correction
c. data correction
Classifying, sorting, calculating, summarizing
a. data manipulation
b. data storage
c. document production
a. data manipulation
Involves updating one or more databases with new transactions
a. data manipulation
b. data storage
c. document production
b. data storage
Involves generating output records, documents, and reports
a. data manipulation
b. data storage
c. document production
c. document production
Ensures that information can be shared across all business functions and all levels of
management to support the running and managing of a business
a. enterprise systems
b. enterprise resource planning
c. customer relationship management
a. enterprise systems
The ultimate goal is to satisfy customers and provide significant benefits by reducing costs and improving service
a. enterprise systems
b. enterprise resource planning
c. customer relationship management
a. enterprise systems
A set of integrated programs that manage a company’s vital business operations for an
entire organization
a. enterprise systems
b. enterprise resource planning
c. customer relationship management
b. enterprise resource planning
Helps a company manage all aspects of customer encounters, including marketing, sales,
distribution, accounting, and customer service
a. enterprise systems
b. enterprise resource planning
c. customer relationship management
c. customer relationship management
A set of coordinated and related activities that takes one or more kinds of input and creates an
output of value to the customer of that process
a. consumer process
b. business process
c. work process
b. business process
The extensive use of data and quantitative analysis to
support fact-based decision making within organizations
a. business intelligence
b. business performance
c. business analytics
c. business analytics
Includes a wide range of applications, practices, and
technologies for the extraction, transformation, integration, visualization, analysis interpretation, and presentation of data to support improved decision
making
a. business intelligence
b. business performance
c. business analytics
a. business intelligence
Benefits Achieved from BI and Analytics EXCEPT
a. detect fraud
b. improve forecasting
c. improve decision
d. increase sales
e. optimize operations
f. reduce costs
c. improve decision
Data scientists are individuals who combine EXCEPT
a. Strong business acumen
b. A deep understanding of analytics
c. Extensive use of data and quantitative analysis
d. A healthy appreciation of the limitations of their data, tools, and techniques to deliver real improvements
c. Extensive use of data and quantitative analysis
Data Scientist requires a mastery of
a. statistics, calculus, and computer programming
b. geometry, calculus, and computer programming
c. statistics, math, and computer programming
c. statistics, math, and computer programming
Business managers often import data into a spreadsheet program
a. spreadsheets
b. reporting and querying tools
c. data visualization tools
d. online analytical processing (OLAP)
a. spreadsheets
used to create reports and graphs based on that data
a. spreadsheets
b. reporting and querying tools
c. data visualization tools
d. online analytical processing (OLAP)
a. spreadsheets
Many tools enable users to make their own data requests and format the results without the need for additional help from the IT organizations
a. spreadsheets
b. reporting and querying tools
c. data visualization tools
d. online analytical processing (OLAP)
b. reporting and querying tools
the presentation of data in a pictorial or graphical format
a. spreadsheets
b. reporting and querying tools
c. data visualization
d. online analytical processing (OLAP)
c. data visualization
enables users to identify issues and opportunities and perform trend analysis
a. spreadsheets
b. reporting and querying tools
c. data visualization tools
d. online analytical processing (OLAP)
d. online analytical processing (OLAP)
A method to analyze multidimensional data from many different perspectives
a. spreadsheets
b. reporting and querying tools
c. data visualization tools
d. online analytical processing (OLAP)
d. online analytical processing (OLAP)
Reporting and Querying Tools can present data in an easy-to-understand fashion via these EXCEPT
a. formatted data
b. network
c. charts
d. graphs
b. network
A visual depiction of a set of words that have been grouped together because of the frequency of their
occurrence
a. word cloud
b. conversion funnel
a. word cloud
A graphical representation that
summarizes the steps a consumer takes in making the decision to
buy a product and become a customer
a. word cloud
b. conversion funnel
b. conversion funnel
contain numeric facts called measures, which are categorized by dimensions, such as time and
geography
a. data charts
b. data cubes
c. data graphs
b. data cubes
Involves the interactive examination of high-level
summary data in increasing detail to gain insight into certain elements
a. drill-down analysis
b. linear regression
c. data Mining
d. dashboards
a. drill-down analysis
A mathematical technique for
predicting the value of a dependent variable based on a single independent variable and the linear relationship between the two
a. drill-down analysis
b. linear regression
c. data Mining
d. dashboards
b. linear regression
Consists of finding the best-fitting
straight line through a set of
observations of the dependent and independent variables
a. drill-down analysis
b. linear regression
c. data Mining
d. dashboards
b. linear regression
A BI analytics tool used to explore large amounts of data for hidden patterns to predict future trends and behaviors for use in decision making
a. drill-down analysis
b. linear regression
c. data Mining
d. dashboards
c. data Mining
Presents a set of KPIs about the state of a process at a specific point in time
a. drill-down analysis
b. linear regression
c. data Mining
d. dashboards
d. dashboards
Provide rapid access to information in an easy-to-interpret and concise manner
a. drill-down analysis
b. linear regression
c. data Mining
d. dashboards
d. dashboards
Provide users at every level of the organization the information they need to make improved decisions
a. drill-down analysis
b. linear regression
c. data Mining
d. dashboards
d. dashboards
a specialized set of algorithms
sorts through data and forms statistical rules about relationships among the items
a. association analysis
b. neutral computing
c. case-based reasoning
a. association analysis
historical data is examined for
patterns that are then used to make predictions
a. association analysis
b. neutral computing
c. case-based reasoning
b. neutral computing
historical if-then-else cases are
used to recognize patterns
a. association analysis
b. neutral computing
c. case-based reasoning
c. case-based reasoning
are metrics that track progress in
executing chosen strategies to attain
a. measures
b. target
c. direction
a. measures
Key Performance Indicators (KPI) consist EXCEPT
a. direction
b. data
c. measure
d. target
e. time frame
b. data
Includes training, techniques, and processes that empower end users to work independently to access data from approved sources to perform their own analyses using an endorsed
set of tools
a. self-service robot
b. self-service system
c. self-service analytics
c. self-service analytics
