exam #2 Flashcards
(155 cards)
1
Q
a network topology in which all network devices connect to one another through a single central device called the hub node is a _
A
star network
2
Q
a network that connects large geographic regions a ___
A
WAN
3
Q
three advantages associated with a software-defined network include
A
a risk of human error is reduced, overall network support and operations costs are reduced, and new applications can be made available sooner
4
Q
a 64-bit number that uniquely identifies a computer on the internet is an __
A
IP address
5
Q
a networking approach wherein many clients request and receive services from servers on the network is
A
client/server
6
Q
the __ is a web address that specifies the exact location of a web page using letters and words that map to an IP address and a location on the host
A
URL
7
Q
web client software used to view web pages is called
A
browser
8
Q
many web sites using cascading style sheets to define the design and layout of web pages and extensible markup lang. to define the content, and hypertext mark-up language to join the content with the design
A
true
9
Q
javaScript, vba script, html, css, and Ajax are server-side programming languages. while php, c++ are client side languages, true or false?
A
false
10
Q
three commonly used approaches to cloud computing are public cloud computing, private cloud computing, and ___ cloud computing
A
hybrid
11
Q
common issues encountered when moving to public cloud computing include complex pricing arrangements, performance issues, inadequate data security, and ___
A
vendor lock-in
12
Q
network connectivity is not required for objects with sensors to exchange data with other connected devices. true or false
A
false
13
Q
one of the first things developers of IoT applications should focus on is building in _____ from the start
A
security
14
Q
businesses should use web sites as standalone items for e-commerce and not connect them to other commerce efforts by the bussineess, true or false
A
false
15
Q
businesses may use multiple, coordinated e-commerce apps that engage you in a purchase decision
A
omnichannel marking
16
Q
the most important issue to be considered when an org. embarks on e-comm. is ___
A
choosing the right professional to design the web site
17
Q
implementation of a b2c e-comm application can lead to B2B opportunities. true or false
A
false
18
Q
which of the following is not a main characteristic to consider with m-comm. application?
A
m-commerce only works when an app are your phone makes the payment
19
Q
according to Moore law, how long does it take for the power of computing tech. to double for the same cost
A
1.5 years
20
Q
the evolution of e-comm..
A
is a normal business occurrence that makes business processes more efficient
21
Q
As an organization’s purchasing systems generate purchase orders and the items ordered are received, information is sent to the _____ system to manage the amounts owed by the organization.
A
accounts payable
22
Q
With _____, business transactions are accumulated over a period of time for processing as a single unit.
A
batch processing system
23
Q
Which of the following types of processing is essential for businesses that require access to current data such as airlines, ticket agencies, and stock investment firms?
A
online transaction processing
24
Q
What initiates the processing flow for an order processing system?
A
a customer request a product or service
25
small and medium sized enterprises are legally independent enterprises with ___ employees
up to 500
26
A small business is currently using a paper-based system for billing, which is slow and error-prone. Which system upgrade will make their billing process faster and reduce the number of errors?
source data automation
27
_____ involves reentering data that was not typed or scanned correctly.
data correction
28
What component at the core of the ERP system allows all business functions to access current and consistent data for operational decision making?
database
29
A(n) _____ is central to individuals and organizations of all sizes and ensures that information can be shared across all business functions and all levels of management to support the running and managing of a business.
enterprise system
30
An ERP system helps facilitate decisions affecting the entire organization or business units because it _____.
integrates data
31
Using machine learning in conjunction with enterprise software _____.
allows decision makers to find interesting insights quickly
32
_____ includes the planning, executing, and controlling of all activities involved in raw material sourcing and procurement, converting raw materials to finished products, and the warehousing and delivery of finished product to customers.
supply chain management
33
Manufacturing enterprise resource planning (ERP) systems follow a systemic process for developing a production plan that starts with _____ to develop an estimate of future customer demand.
sales forecasting
34
Which of the following allows users to analyze customer data to identify ways to increase revenue, ways to decrease costs, and the company's "best customers" and how to locate more of them?
CRM system
35
_____ is the use of software to assist in the creation, analysis, and modification of the design of a component or product.
computer-aided design
36
Gordon is assisting with planning his employer's enterprise system implementation. He knows that continually assessing the progress of the project and identifying project-related risks will be key to its success. How can Gordon best address this particular aspect of the implementation?
define metrics
37
Why is it important to document existing workflows and work directly with key stakeholders prior to beginning implementation of an enterprise system?
Stakeholders must understand and buy into the changes that will be made.
38
A _____ network is one in which all network devices are connected to one another through a single central device called the hub node.
star
39
A _____ is a telecommunications network that connects users and their computers in a geographical area that spans a campus or a city.
metropolitan area network (MAN)
40
What very short-range wireless connectivity technology enables exchange of data over a few inches of space between two devices, such as a smartphone and point-of-sale terminal?
near field communication
41
When you successfully connect your computer to a printer using _____, the two devices will be 10 to 30 feet apart and the computer will transmit to the printer at a rate of about 2 Mbps.
bluetooth
42
Compared with 4G networks, 5G networks _____.
transmit more data
43
The high-speed communications links that span the globe over land and under sea make up the Internet _____.
backbone
44
Which type of network device directs data packets to other networks until each packet reaches its destination, and thus forms the Internet backbone?
router
45
The World Wide Web uses the _____ Protocol for transmitting content.
hypertext transfer
46
The World Wide Web uses a networking approach wherein many end-user computing devices request and receive services from host computers on the network, which is known as _____.
client/server architecture
47
Web pages are connected to each other using specially denoted text or graphics on each page that, when clicked, open a new Web page containing related content. These are called _____.
hyperlinks
48
_____ is the standard page description language for Web pages.
Hypertext Markup Language (HTML)
49
When a Web developer combines two or more Web applications into a new service, such as displaying the origin location of a Twitter post using Google Maps or overlaying Flickr photos of geographic locations within Google Maps, this is known as _____.
mashup
50
_____ is a social networking site designed to help its members develop a professional network.
LinkedIn
51
_____ is a process for driving traffic to a Web site by using techniques that improve the site’s ranking in search results.
Search engine optimization
52
WebEx and GoToMeeting are Internet applications designed to support _____.
conferencing
53
A network built using Web technologies that links selected resources of a company's internal corporate network with its suppliers, customers, or other business partners is called a(n) _____.
extranet
54
. _____ refers to a computing environment where software and storage are provided as an Internet service and accessed with a Web browser.
cloud computing
55
In which common approach to cloud computing does a service provider organization own and manage the infrastructure for client organizations that access slices of shared resources?
public cloud computing
56
Which benefit of public cloud computing results when service providers operate multiple data centers distributed geographically and save multiple copies of data on different machines?
increased redundancy
57
Suppose a business wishes to have access to servers and storage devices, but does not want to buy them. The business prefers to have their own employees install and maintain the computing platform and application software. What is their best choice?
cloud computing: infrastructure as a service
58
An organization using a public cloud allows the service provider to store their data in a remote location, possibly on the same storage device as other organizations' data. This results in which key concern with the public cloud?
inadequate data security
59
Private cloud computing _____.
can rely on on-premises or virtual clouds
60
Which type of cloud computing environment is most suitable for an organization that wants to run applications with stringent compliance requirements on-premises while running applications with fluctuating capacity needs on a service provider's cloud?
hybrid
61
A positive development for public, private, and hybrid cloud computing environments is the emerging ability of IT systems to manage themselves and adapt to changes in the computing environment, business policies, and operating objectives. This ability is known as _____.
autonomic computing
62
What is the Internet of Things?
a network of physical objects embedded with sensors, processors, software, and network connectivity capability
63
Tesla and Google have been pioneers in developing IoT devices that analyze data from the cloud and from on-board cameras and sensors to determine when to speed up, slow down, change lanes, or turn while moving. What are these devices called?
smart cities
64
Harold's city government uses data from sensors combined with artificial intelligence to improve the local infrastructure and efficiently manage traffic lights, water supplies, and energy usage. Harold _____.
lives in a smart city
65
How does 5G technology compare with 4G technology?
5G uses millimeter wave.
66
Ryan's power goes out while he is watching his favorite sport, but comes back on within 10 minutes. This is because his electrical utilities provider used sensor data to predict when a local power line was about to fail and took quick corrective action. This is an example of which benefit of the application of IoT to an organization?
improved customer service and experience
67
Which type of IoT application relies on individual devices that each gather a small amount of data and enables manual monitoring using simple threshold-based exception alerting
connect and monitor
68
Which type of IoT application enables automatic monitoring combined with remote control, trend analysis, and reporting by using individual devices that each gather a small amount of data?
control and react
69
Which type of IoT application performs predictive analysis and initiates preemptive action using sensor data augmented with external data?
predict and adapt
70
Which type of IoT application assists with the creation of new business models, products, and services through the combination of sensor data and external data to provide new insights?
transform and explore
71
One reason for the growth in business-to-consumer (B2C) e-commerce is that online B2C shoppers have the ability to design a _____ product.
personalized
72
_____ is a subset of e-commerce that involves electronic transactions between consumers using a third party to facilitate the process.
Consumer-to-consumer (C2C) e-commerce
73
Through e-government, _____.
any government unit, business, or individual can interact with the government
74
Why was it necessary for companies to reengineer their e-commerce Web sites for m-commerce?
Mobile devices provide small user interfaces.
75
What is the first stage of the multistage model for B2B and B2C e-commerce?
search and identification
76
A successful e-commerce system must address the stages experienced by customers as they approach and complete a purchasing transaction, known as the _____.
sales life cycle
77
Which of the following statements is true of retargeting?
It employs personalized ads to direct shoppers back to a retailer’s Web site that they previously abandoned.
78
Which of the following is NOT one of the three basic components of most successful e-commerce models?
capital
79
How can a business best increase traffic to its e-commerce site?
acquire links to its site on popular, related sites
80
An approach to building customer profiles that captures user-provided information, such as information from warranties, surveys, user registrations, and contest-entry forms completed online, relies on _____.
explicit personalization techniques
81
What must Web site operators constantly monitor to provide a good experience to their Internet shoppers?
traffic and response times experienced by visitors
82
Which component of an e-commerce technology infrastructure performs several fundamental services including security and identification, retrieval and sending of Web pages, Web site tracking, and Web site development?
Web server software
83
Which component of an e-commerce technology infrastructure most directly supports the following core tasks: catalog management, product configuration, shopping cart facilities, transaction processing, and Web traffic data analysis?
e-commerce software
84
A trusted third-party organization that issues attachments to emails or embedded Web site data to verify the identity of a sender or Web site is known as a(n) _____.
certificate authority
85
The ______ technique is a security technique associated with the use of credit cards at the time of purchase that checks additional digits printed on the back or front of the credit cards.
Card Verification Number
86
The communications protocol that is currently used to prevent identity theft because it ensures privacy between communicating applications and their users on the Internet is called _____.
transport layer security
87
E-commerce purchases are often made with various types of cards. Which of these card types does not carry a preset spending limit but must be paid off by the cardholder at the end of each billing period?
charge card
88
As an organization’s purchasing systems generate purchase orders and the items ordered are received, information is sent to the _____ system to manage the amounts owed by the organization.
accounts payable
89
With _____, business transactions are accumulated over a period of time for processing as a single unit.
batch processing system
90
Which of the following types of processing is essential for businesses that require access to current data such as airlines, ticket agencies, and stock investment firms?
online transaction processing
91
What initiates the processing flow for an order processing system?
customers are invoiced via batch processing
92
Small- and medium-sized enterprises (SMEs) are legally independent enterprises with _____ employees.
smaller than 500 employees
93
A small business is currently using a paper-based system for billing, which is slow and error-prone. Which system upgrade will make their billing process faster and reduce the number of errors?
source data automation
94
_____ involves reentering data that was not typed or scanned correctly.
data correction
95
What component at the core of the ERP system allows all business functions to access current and consistent data for operational decision making?
databases
96
A(n) _____ is central to individuals and organizations of all sizes and ensures that information can be shared across all business functions and all levels of management to support the running and managing of a business.
enterprise system
97
An ERP system helps facilitate decisions affecting the entire organization or business units because it _____.
integrates data
98
Using machine learning in conjunction with enterprise software _____.
allows decision makers to find interesting insights quickly
99
_____ includes the planning, executing, and controlling of all activities involved in raw material sourcing and procurement, converting raw materials to finished products, and the warehousing and delivery of finished product to customers.
supply chain management (SCM)
100
Manufacturing enterprise resource planning (ERP) systems follow a systemic process for developing a production plan that starts with _____ to develop an estimate of future customer demand.
sales forecasting
101
Which of the following allows users to analyze customer data to identify ways to increase revenue, ways to decrease costs, and the company's "best customers" and how to locate more of them?
customer relationship management
102
_____ is the use of software to assist in the creation, analysis, and modification of the design of a component or product.
computer-aided design (CAD)
103
Gordon is assisting with planning his employer's enterprise system implementation. He knows that continually assessing the progress of the project and identifying project-related risks will be key to its success. How can Gordon best address this particular aspect of the implementation?
define metrics
104
Why is it important to document existing workflows and work directly with key stakeholders prior to beginning implementation of an enterprise system?
Stakeholders must understand and buy into the changes that will be made.
105
_____ include the people, procedures, hardware, software, data, and knowledge needed to develop computer systems and machines that can simulate human intelligence processes including learning, reasoning, and self-correction.
artificial intelligence systems
106
The _____ stores all relevant information, data, rules, cases, and relationships that an expert system uses.
knowledge base
107
In an expert system, the _____ is the component that delivers the expert advice.
inference engine
108
Doctor Green enters his patient's symptoms and test results into a medical expert system, and the system concludes the patient has as defective heart valve. The _____ allows Dr. Green to understand how the system arrived at its diagnosis.
explanation facility
109
_____ are people and groups who use and benefit from expert systems, even if they have had no previous training in computers or expert systems.
knowledge users
110
Surgeons can wear specialized goggles to view a patient's body with images overlaid as well as vital signs information during surgery. What technology enables this?
argumented reality
111
The approach used to train artificial neural networks is similar to the process of _____.
learning to ride a bicycle
112
A genetic algorithm is an approach to solving problems based on the _____.
theory of evolution
113
an artificial neural network uses the feedback it receives to
weight its connections
114
Since the early 1800s, automation has often aroused workers' fears about _____.
job loss
115
Top career options in AI include becoming _____.
a data scientist, who analyzes large data sets to follow patterns and find trends
116
what is machine learning
the ability of a computer to learn without having a programmer change the software for every scenario
117
Which of the following statements about unsupervised learning is accurate?
Unsupervised learning requires an unlabeled training data set.
118
When Percy visits Spain, he uses an online translator to help him interpret signs because he knows very little Spanish. This handy tool is an example of a common application of _____.
natural language processing
119
Technology that interacts with a human's neural structure and translates the information into activity is known as _____.
the brain computer interface
120
Which of the following technologies is a combination of mechanical engineering, computer science, AI, and machine learning?
robotics
121
which of the most common types of industrial robot is made to function like an arm?
articulated
122
Which type of strategic planning begins by identifying and analyzing key problems facing the organization, setting strategies to address those problems, and identifying projects and initiatives that are consistent with those strategies?
issues-based strategic planning
123
Which of the following tasks is the first step in goals-based strategic planning?
analyze situation
124
A simple way to illustrate what a company is doing well, where it can improve, what opportunities are available to it, and what environmental factors threaten its future is to _____.
create a SWOT matrix
125
What topics are considered so important that they are placed on top of the strategic planning pyramid?
mission and vision
126
Which type of IS project has the highest risk of failure?
breakthrough
127
The radical redesign of business processes, organizational structures, information systems, and values of the organization to achieve a breakthrough in business results is termed _____.
reengineering
128
The form of innovation that involves constantly seeking ways to improve business processes and add value to products and services is called _____.
continuous improvement
129
. The technology acceptance model (TAM) _____.
specifies the factors that can lead to better attitudes about the use of a new information system
130
Which change model was developed by E.M. Rogers to explain how a new idea or product gains acceptance and spreads through a specific population?
diffusion of innovation theory
131
The definition of which tasks are and which tasks are not included in a project is called the project's _____.
scope
132
Which project variable is defined as the degree to which the project meets the needs of its users?
quality
133
Emily must deliver a solution that meets specific scope, cost, time, and quality goals while managing the expectations of the people involved in the delivery process as well as the end users. Emily is a _____.
project manager
134
_____ is a set of activities that includes defining an achievable completion date that is acceptable to the project stakeholders, developing a workable project schedule, and ensuring the timely completion of the project.
schedule management
135
A useful model that describes how teams develop is the forming-storming-norming-performing-_____ model
adjourning
136
You are part of an information systems project team. Your job is to ensure that the technology and vendor suggested for use in the project are consistent with the IS strategy. Your role in the project steering team is _____.
IS manager
137
_____ involves the generation, collection, dissemination, and storage of project information in a timely and effective manner.
comm. management
138
Activities related to the acquisition of goods and/or services for a project from sources outside the organization make up _____.
procurement management
139
A major advantage to building customized software is that it _____.
can help a business to achieve a competitive advantage
140
The set of activities involved in building information systems, large and small, to meet users' needs is called _____.
system development
141
One notable disadvantage of SaaS is that _____.
it requires a stable internet connection
142
An organization that builds software via a sequential, multistage system development process in which work on the next stage cannot begin until the results of the current stage are reviewed and approved or modified as necessary is using what system development process?
waterfall
143
Laura is carefully estimating the time required for each phase of a proposed system development project to determine whether her company can meet the client's desired completion date. Laura is checking on _____.
schedule feasibility
144
_____ determines whether the expected benefits associated with a project outweigh the expected costs sufficiently to make the project financially attractive.
economic feasibility
145
_____ creates a complete set of technical specifications that can be used to construct an information system.
system design
146
efore a newly purchased software package is ready for use, it should undergo integration, system, volume, and user acceptance _____.
testing
147
_____ involves testing the complete, integrated system (hardware, software, databases, people, and procedures) to validate that an information system meets all specified requirements
system testing
148
You are part of a testing team at a software business. Your job is to see how many concurrent users the system can host and how many database transactions the system can handle without a noticeable drop in performance. You are doing _____ testing.
volume
149
_____ involves running a complete new system for one group of users rather than all users.
pilot start-up
150
The process of switching from an old information system to a replacement system is called _____.
cutover
151
. _____ involves using a new or modified system under all kinds of operating conditions.
system operation
152
Emily, as part of a Scrum team, must keep her fellow team members focused on their goals through each iteration of the software product they are developing. She coordinates their activities and helps them overcome obstacles that might prevent them from achieving these goals. What role is Emily fulfilling for this project?
scrum master
153
_____ is an iterative system development process that develops a system in "sprint" increments lasting from two weeks to two months.
agile development
154
What form of Agile software development promotes incremental development of a system using short development cycles to improve productivity and accommodate new customer requirements?
extreme programming
155
