BA 652 Midterm
According to Moore's law, if the current maximum number of transistors in a microchip is 10,000, in a year or two the number will be about: - 10,000 - 100,000 - 20,000 - 5,000
20,000
A company is looking for a person with a business degree, a strong background in finance and leadership experience. What is the company most likely looking for? - A Developer - A Functional Manager - A General Manager - A Systems Architect
A Functional Manager
We consider information systems as sociotechnical systems to: - Account for the interplay of IS components in determining IS outcomes. - Account for the negative outcomes of IT innovation. - Evaluate the impact of new technologies on the external environment. - Extract value from IT investments.
Account for the interplay of IS components in determining IS outcomes.
Blockchain refers to - Is the underlying technology for cryptocurrencies such as Bitcoin - A way of providing security around transactions - Compiles a complete encrypted history of all transactions sorted on many nodes - All of the above
All of the above
Machine learning can be used to: - Detect fake online reviews - Recognize handwriting - Recognize faces - All of the above
All of the above
As part of its IS strategic business planning process, a multinational large bank is conducting a SWOT analysis to review how well equipped it is to achieve its vision in accordance with the newly developed IS guidelines. The bank is globally recognized as one of the most innovative institutions in the industry that tends to keep up with the latest technology trends. In this context, blockchain, the distributed ledger technology, is likely to be perceived by the bank as: - A strength - A threat - A weakness - An opportunity
An opportunity
Which of the following terms is related to the ability to superimpose an information layer on top of a real image? - Location Based Social Networking - Augmented Reality - Online Analytical Processing (OLAP) -Digital Data Genesis
Augmented Reality
Why is an information system a system? - Because it has four interrelated components. - Because it has systemic effects. - Because it is a system that processes information. - Because it uses information technology.
Because it has four interrelated components.
You own a company and you realize that your firm has very weak IT strategy. Who should you replace? - Chief Information Officer (CIO) - Network administrator - Project manager - Strategy administrator
Chief Information Officer
Underpinning the IoT are: - Commoditization and the cloud - Sensors and a desire to get information - AI and robotics - None of the above
Commoditization and the cloud
Underpinning the spread and use of wearable devices are: - Commoditization and the cloud - Sensors and a desire to share your medical information - AI and robotics - All of the above
Commoditization and the cloud
Which are the three layers of software applications? - Data access, business, application - Data management, application, presentation or user interface - Data, logic, presentation - Physical, logical, application or business
Data management, application, presentation or user interface
Which kind of analytics are typically present in reports and visualizations through executive dashboards, OLAP tools, or scorecards? - Big data analytics - Descriptive analytics - Predictive analytics - Prescriptive analytics
Descriptive analytics
Which of the following terms is related to generating digital data in real-time, as things happen? - Location Based Social Networking - Green IS - Online Analytical Processing (OLAP) - Digital Data Genesis
Digital Data Genesis
Which of the following terms is used to define the continuous digital encoding and transmission of data describing a related class of events? - Location Based Stream - Reality Stream - Digital Data Stream - Green Stream
Digital Data Stream
The process of encoding into bits an analog signal is called: - Bitization - Computerization - Digitization - Electronization
Digitization
Which one of the following examples represents a two-sided or multi-sided network? - Facebook - Instant Messaging - PlayStation or Xbox Live gaming networks - WhatsApp
A NoSQL database adheres to the relation model. - True - False
False
Companies that compete within the same industry usually have similar information systems visions, particularly when these companies are head-to-head competitors (e.g. Apple and Samsung in the smartphone market). - True - False
False
Digital manufacturing consists of the use of computers to design objects. - True - False
False
Virtual reality and Augmented reality mean the same thing - True - False
False
RFID embedded in gaming chips in casinos allows casino management to - Identify people counting cards - Make gamblers use chips rather than cash - Gather precise data in real time - Determine when an individual has reached the house limit.
Gather precise data in real time
Which of the following describes the role of analysts in an organization? - Developing frameworks with strong technical background - Getting better understanding of a subject area through gathering and examining information - Having ultimate responsibility for the successful completion of a project - Keeping systems well maintained
Getting better understanding of a subject area through gathering and examining information
Which of the following is not considered a basic element describing an event? - Who - What - When - How Much
How Much
Which kind of analytics consists of optimization algorithms that seek to identify targets to guide decisions or monitor current operations? - Big data analytics - Descriptive analytics - Predictive analytics - Prescriptive analytics
Prescriptive analytics
Sally is a newly hired business executive at Target. She has three different projects where she requires immediate IT funding and support. What advice would you give her? - Email all your projects to the IT department and then send a follow-up email every week. - Email IT and loop in the Chief Information Officer. He or she can surely get your projects completed on priority in no time. - Prioritize the projects and define how many IT resources you require for the next executive committee meeting. - Quickly take all your projects to the IT department and demand urgent help.
Prioritize the projects and define how many IT resources you require for the next executive committee meeting
Which among these trends was the catalyst for the current attention to analytics? - Analytics becoming more important - Declining costs of computing power - Declining storage costs - Proliferation of data generated by sensors, machines and humans
Proliferation of data generated by sensors, machines and humans
From a management viewpoint you can think about AI as: - Something that will eventually mean most jobs can be done by robots - Being helpful in law enforcement but not much else - Something that will be increasingly used in IS and applied to problems - A way of identifying non-productive workers
Something that will be increasingly used in IS and applied to problems
When an IT innovation is introduced, what happens when this generates a first-order change? - The IT modifies how an existing process is performed. - The IT modifies how people perform a process. - The people change the way they performed a process. - The structure is modified generating a change in the processes.
The IT modifies how an existing process is performed
IT spending is a question best answered by senior company executives. - True - False
True
Online transaction processing (OLTP) systems are designed to provide real-time or near real-time results - True - False
True
The value of a network is proportional to the number of connected nodes. - True - False
True
Smart devices can be grouped into the following areas - Wearable, transportable, controlling and autonomous - Wearable, monitoring, optimization and autonomous - Wearable, small size, controllable and monitoring - Monitoring, control, optimization and autonomy
Wearable, transportable, controlling and autonomous
One of your friends argues that you only need technical ability to get a job in IS. Is he right or wrong? - Right. IS jobs are mostly about technical skills. - Wrong! Companies like people with better social abilities, and technical skills don't even matter. - Wrong! IT Consulting is a huge industry and you need soft skills like teamwork to be successful - Wrong! You also need to have a the right IT to match your skills.
Wrong! IT Consulting is a huge industry and you need soft skills like teamwork to be successful
Dropbox.com is a cloud file hosting service providing storage and file synchronization through a specific software. On which architecture is it based? - Centralized - Client-server - Distributed - Peer-to-peer
client-server
What is the revenue model of Spotify? - advertisement support - freemium - pay for service - subscription
freemium
Which requirements represent the degree to which the process requires the unique identification of all participants? - identification and control requirements - relationship requirements - sensory requirements - synchronism requirements
identification and control requirements
Which of the following best defines those products for which information is either a critical component or a necessary resource during the production process? - classic information goods - information goods - information-intensive goods - virtualized goods
information-intensive goods
What is the name of the process by which a network becomes more valuable as its size increases? - negative feedback - network effect - positive feedback - virtual networking
network effect
When discussing the use of digital technologies to support sales, we defined O2O as: - offer-to-offer - offer-to-order - offline-to-online - online-to-offline
online-to-offline
What is the revenue model of Airbnb? - advertisement support - freemium - pay for service - subscription
pay for service
What happens when the limits imposed by traditional carriers no longer constrain the information? - information remains bound to the physical objects that traditionally carried it - nothing happens - rich information can be more easily provided to a larger audience - rich information cannot be easily provided to a larger audience
rich information can be more easily provided to a larger audience
The organizational changes which heavily involve the people, process, and technology components of the information systems is called: - Automation - First-order change - Second-order change - Third-order change
second-order change
Virtual reality is poised to transform personal entertainment fundamentally. Which requirement would mostly limit the feasibility of virtual wine tasting? - identification and control requirements - relationship requirements - sensory requirements - synchronism requirements
sensory requirements
The virtualizability of a process depends on four requirements: - business, market, functional, non-functional - processing power, memory, storage - representation, reach, richness - sensory, relationship, synchronism, identification and control requirements
sensory, relationship, synchronism, identification and control requirements
Which of the following is the most likely reason why, despite the strong network effect, several social media platforms like Facebook, Twitter, Pinterest or LinkedIn still exist? - each firm aims at growing the network and drive competitors out of the market - Facebook is the dominant network and is just a matter of time the others will be assimilated - social media platforms are not mutually exclusive - social media platforms present high demand for variety and weak economies of scale resulting in sustainable niche markets
social media platforms are not mutually exclusive
Which of the following is not a characteristic of a disruptive technology? - the performance improvement rate of technology is higher than the rate of improvement demanded by the market - the performance is generally inferior to current market demands - the technology disrupts also the market other than its own performance - the technology offers a different set of attributes than the technology currently used
the technology disrupts also the market other than its own performance
What does the following definition refer to: 'a knowledge worker in charge of an entire organization or business unit'? - A Developer - A Functional Manager - A General Manager - A Systems Architect
A General Manager
Which of the following are considered general classes of activities organizations adopt to exploit digital data genesis? - Process-to-analyze - Process-to-actuate - Assimilate-to-analyze - Both B and C
Both B and C
In the context of airport operations, which of the following is an example of the technology element of a modern information system? - Airline check-in procedures. - Airport gate agents. - Check-in kiosks that print boarding passes. - The reporting relationships between security agents and supervisors.
Check-in kiosks that print boarding passes
Which are the three dimensions in trade-off considered by the CAP theorem? - Certain, available, and processed - Coherence, access, and portion - Compliance, analysis, and processing - Consistency, availability, and partition
Consistency, availability, and partition
Java and Python are common programming languages used by organizations. At a party, you meet a lady who works at Exxon. She tells that she writes software using Java. What is her job role? - Chief Information Officer (CIO) - Developer - Network Administrator - Project Manager
Developer
Delta Airlines is a major United States airline which, along with subsidiaries and regional affiliates, operates over 5,400 flights daily. Its infrastructure enables Delta to operate with the needed degree of efficiency and effectiveness. Even small disruptions can endanger Delta's wellbeing and future viability as an airline carrier. Which quadrant of the strategic impact grid do you think Delta can be placed in? - Factory - Strategic - Support - Turnaround
Factory
Batch processing is a vestige of the past and is increasingly abandoned. - True - False
False
To ensure the ongoing success of an organization, the critical success factor methodology asks that you identify what the IS department must do right. - True - False
False
When a second-order change occurs, only the manner in which the process is performed changes making it relatively easy to envision, justify, and manage. - True - False
False
Which of the following statements is true? - IS and IT are the same concepts - IS is a component of the IT - IT is a component of the IS - IT is a use of the IS
IS and IT are the same concepts
In September 2018, Facebook suffered the biggest data breach in its 14-year history as a social media platform. An attack on Facebook's computer network exposed the personal information of nearly 50 million users. Going forward, one of the critical success factors of Facebook would be to: - Increase user confidence and trust in Facebook by ensuring improved security measures within the platform - Increase the overall pays of all employees by 5% - Let go of the employees who reported the data breach - Pay off any fines that are levied by Data Protection authorities and refuse to take responsibility
Increase user confidence and trust in Facebook by ensuring improved security measures within the platform
Which of the following is a level of organizational change that can be generated by the introduction of new IT - Evaluate - Informate - Interface - Intermediate
Informate
The IS planning process typically happens in five phases. Which phase consists of evaluating the available resources and whether these resources are currently fulfilling the needs of the organization? - Information systems assessment - Information systems guidelines - Information systems vision - Strategic initiatives
Information systems assessment
Which one of the following options is NOT a part of the strategic information system planning process? - Information systems funding - Information systems vision - Information systems assessment - Strategic business planning
Information systems funding
The IS planning process typically happens in five phases. Which phase consists of specifying how the firm should use its technical and organizational IS resources? - Information systems guidelines - Information systems vision - Strategic initiatives - Information systems planning
Information systems guidelines
We have defined Information Systems as sociotechnical systems made up of four components. Such components are: - Data, process, technology, people - Decision, management, transactions, data - Information technology, process, structure, people - Strategy, culture, information, procedures
Information technology, process, structure, people
You can read on Netflix's website: "Netflix is the world's leading internet entertainment service with over 130 million memberships in over 190 countries enjoying TV series, documentaries and feature films across a wide variety of genres and languages. Members can watch as much as they want, anytime, anywhere, on any Internet-connected screen." So, in order to access Netflix with your home computer, you'd better be connected to the_________ and use a web _________ to access Netflix's website. Please select the best option for filling in the blanks. - Internet / browser - router / browser - server / API - Word Wide Web / Internet
Internet / browser
Which of the following firms is most likely not engaged in C2B? - Airbnb - eBay - Etsy - Lego
Lego
Which of the following is an example of digitization? - Painting an oil on canvass picture of the sunset over the ocean - Scanning your driver's license to email it to your parents - Taking notes in class using a paper notepad - Using a tape cassette to record a poem for your loved one
Scanning your driver's license to email it to your parents
In June 1999, eBay Inc. experienced a 22-hour outage that cost the company between $3 and $5 million in revenue and a 26% drop in stock price, resulting in a $4 million decline in market capitalization. Clearly, Information Systems at eBay are critical to its survival, thus, eBay must make sure its IT operations are flawless, and needs to constantly lookout for new IT trends. Based on the example above, which role does Information Systems play in eBay? - Factory - Strategic -Support - Turnaround
Strategic
Organization design, report and relationships within an information system are examples of which component? - People - Structure - Structure - Technology
Structure
Information systems resource assessment includes an audit of: - End users of IS resources - IT infrastructure resources - Organizational databases and information repositories - Technical resources, data and information resources, and human resources
Technical resources, data and information resources, and human resources
When defining an information system, what does 'socio-technical' mean? - That an IS has two subsystems, a social and technical one. - That an IS is built for the greater good of society. - That an IS is enabled by IT. - The interdependence of the four components of the information system.
That an IS has two subsystems, a social and technical one
Which of the following definitions describes the term 'digital'? - The discrete representation of signals and data. - The equipment and components that manipulate analog signals. - The equipment and components that manipulate digital signals. - The process of encoding signals into bits.
The discrete representation of signals and data
Which of the following is an example of predictive analytics? - The election result projections using exit polls data - The election results - The geographical distribution of voters - The statistics on the number of voters
The election result projections using exit polls data
What does the term 'business analytics' mean? - The activities performed by business analysts - The examination of business data in an effort to reveal useful insight for better decision making - The use of advanced data processing techniques on business data - The use of computers to explore large pools of data
The examination of business data in an effort to reveal useful insight for better decision making
What does the term 'systemic effect' mean? - The achievement of the goals of the information system - The effects of external environment on the implementation of the information system - The effects of firm strategy on information system's success - The interdependence of the four components of the information system
The interdependence of the four components of the information system
Which of the following definitions describes the term 'digitization'? - The discrete representation of signals and data. - The equipment and components that manipulate analog signals. - The equipment and components that manipulate digital signals. - The process of encoding signals into bits
The process of encoding signals into bits
What is a 'business process'? - A methodology for streamlining business activities to achieve substantial performance improvements - The procedure manuals describing in detail the business activities - The series of steps necessary to complete a business activity - The way that information is handled within the company
The series of steps necessary to complete a business activity
What is the distinguishing characteristic of technical staff in a typical IT function? - They spend much of their day-to-day activities performing data entry and fixing equipment - They spend much of their day-to-day activities working for consulting firms such Accenture or Deloitte - They spend much of their day-to-day activities working with clients (e.g., gathering system requirements) and organizing team activities (e.g., managing a project) - They spend much of their day-to-day activities working with specific technologies (e.g., database, programming language)
They spend much of their day-to-day activities working with specific technologies (e.g., database, programming language)
An organization is said to have achieved strategic alignment when the priorities and activities of the IS function and the strategic direction of the firm are aligned? - True - False
True
Cloud services are integral components of IoT architecture. - True - False
True
There can be discrepancies between official business process and the informal steps employees take to complete a business activity - True - False
True
With social networking platforms, like Facebook, the value lies not in scarcity but in plentitude. That is, the larger the user base the more valuable the platform becomes. - True - False
True
In the client-server model: - A single machine process everything and the other stores the data - Two or more machine runs the database and two or more process the data - Two or more machines process the same information - Two or more machines share the load of executing the instructions in a software application
Two or more machines share the load of executing the instructions in a software application
Which of the following is an example of a managerial staff position in the IT function? - Analyst - Database architect - Developer - Network administrator
analyst
When your company introduces chat-bots for its call centers with the aim of reducing employee costs, your firm is trying to attain a higher degree of: - automation - channel conflict - disintermediation - market efficiency
automation
What is the form of electronic commerce enabling individual consumers to interact and transact directly? - business to business (B2B) - business to consumer (B2C) - consumer to business (C2B) - consumer to consumer (C2C)
consumer to consumer (C2C)
You can read on Netflix's website: "Netflix is the world's leading internet entertainment service with over 130 million memberships in over 190 countries enjoying TV series, documentaries and feature films across a wide variety of genres and languages. Members can watch as much as they want, anytime, anywhere, on any Internet-connected screen. Members can play, pause and resume watching, all without commercials or commitments." Which of the following best describes their business model? - content provider - infrastructure provider - online retailer - social network
content provider
Which one of the following positions identifies the IT professional with strong technical skills who is in charge of developing the overall framework for the development of a database? - Database administrator - Database architect - Database consultant - Database manager
database architect
Which of the following is NOT a consequence of Moore's law? - Computers becoming easier to use. - Decrease in cost of computational power. - Digitalization of music players. - Pervasiveness of computing devices in people's daily lives.
digitization of music players
When a company starts to directly receive orders from their website rather than from the existing distribution channel, which of the following opportunities it is most likely leveraging? - disintermediation - router / browser - server / API - Word Wide Web / Internet
disintermediation
Crowdsourcing approaches may be classified in different categories depending on the class of problems addressed. Which of the following is not a category of crowdsourced activities? - distributed business intelligence - distributed human intelligent tasking - knowledge discovery and management - peer-vetted creativee production
distributed business intelligence
Which notion best represents the fact that 'not-so-popular' products may deliver sales greater than those of popular or mainstream products? - long-tail - market efficiency - network effect - online-to-offline
long-tail
In which of the following cases will a market most likely tip? - high demand for variety and strong network effect - low demand for variety and strong network effect - low demand for variety and strong network effect - low demand for variety and weak network effect
low demand for variety and strong network effect
Which of the following examples best illustrates the impact of the Internet in reducing search costs and thus increasing market efficiency? - metasearch engines like Skyscanner and Trivago - online cloud platforms like Dropbox.com - online games like Fortnite Battle Royale - online retailers like Amazon
metasearch engines like Skyscanner and Trivago
Alibaba's Hema supermarkets represent an innovative platform for testing new retail models. Shopping there is a self-service smartphone-based experience that can be performed both from home or in the store. When in the store, products can be selected and hand-picked and QR-codes allow one to get a great deal of product information. Payment is also cashless and done through Alipay. Hema stores are based on which of the following strategies: - channel conflict - disintermediation - long-tail - online-to-offline
online-to-offline
BitTorrent is a software that enables data and file sharing on the Internet directly among users. Which of the following best describes its architecture? - Centralized - Client-server - Distributed - Peer-to-peer
peer-to-peer
The Critical Success Factors methodology is an analytical tool that has been developed to help managers involved in defining what the role of information systems in their organizations should be. Which of the following tools serves the same purpose? - PEST analysis - the BCG matrix - the IS Expansion Grid - the Strategic Impact Grid
the Strategic Impact Grid
When defining the IS vision, organizations are often influenced by a number of factors. Which of the following answers is MOST likely to have influence on the role that information systems play in an organization? - the competitive environment - the number of employees - the organization's age - the organization's net worth
the competitive environment
Which of the following is NOT an example of the process element of an information system? - A laptop used by a sales agent to quote prices to a client. - A tablet used to take restaurant orders at the table. - The revenue management software that airlines use to change ticket prices. - The security process using body scanners at modern airports.
the security process using body scanners at modern airports
Which of the following is NOT a characteristic of information goods? - they are consumed by use - they are experience goods - they have negligible distribution costs - they have no natural capacity limits
they are consumed by use
What is the focus of 'descriptive analytics'? - To better understand what has occurred - To better understand what should occur - To better understand what will occur - To guide managerial decisions
to better understand what has occurred
What is the focus of 'predictive analytics'? - To better understand what has occurred - To better understand what should occur - To better understand what will occur - To guide managerial decisions
to better understand what will occur
In two-sided networks the value of the network: - depends on the number of connected nodes - depends on the number of connected nodes on both sides - to one side depends on the number of devices of the other - to one side depends on the number of members of the other
to one side depends on the number of members of the other
Which of the following is a fundamental characteristic of Web 2.0? - cloud services - Internet connectivity - online-to-offline - user participation
user participation
We defined platforms as two-sided networks. Which are the members of the two sides? - buyers and devices - buyers and sellers - users and developers - users and devices
users and developers
In which of the following cases would you be participating in a crowdsourcing activity? - you are actively participating in a runners' online community sharing your own experiences - you are participating in a Lego creative community proposing my own design for a new model of the Falcon rocket - you are posting your own opinion on the recent elections on your Facebook profile - you are responding to your manager's request to prepare the slides for the next meeting
you are participating in a Lego creative community proposing my own design for a new model of the Falcon rocket
