CIT 110 - Midterm
CIT 110 - Midterm 73728
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This 8 page Study Guide was uploaded by Grace Lee on Saturday October 17, 2015. The Study Guide belongs to 73728 at Pace University taught by Dr. Linda-Jo Calloway in Summer 2015. Since its upload, it has received 103 views. For similar materials see Introduction to Information Technology in Information technology at Pace University.
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Date Created: 10/17/15
CIT 110 Midterm Chapters 1 2 3 4 6 CHAPTER 1 ReviewsampDiscussions 1 Goals amp Objectives of transactionprocessing system TPS a Record keeping b Simple clerical operations c Inventory control d Data collection and processing 2 3 Examples of information technologies used in retail business a Internet as a worldwide network to communicate b Personnel information system PIS or Human resource information technology HRIS to provide info that helps decision makers in personnel do things more effectively c Intranets provide basic HR functions reduce personnel cost amp speed up responses to common employee requests 3 The 4 main components of an M18 management information system are a Hardware and software technologies b Data c Processes d Human elements 4 Michael Porter s 3 Strategies for competing in the marketplace a Overall cost leadership by reducing overall costs and improving efficiency EX Antivirus vendors are using the Internet to distribute software so with a subscription fee of 30 one can download the software and receive updates for 1 year b Differentiation making products and services different from competitors EX Apple designs computers to look different from PCs c Focus concentrating on a specific market segment to achieve cost or differentiation advantages EX Macintosh computers are marketed towards creative professionals like designers and photographers 5 Porter s Five Forces Model for analyzing an organization its position in the marketplace amp how info systems could be used to make it more competitive Exhibit 14 The Five Forces Model 39 15193 mi Leinigigj Threat of new entrants Industry competitors Bargaining power Bargaining power of suppliers U of buyers Rivalry among existing competitors Threat of substitute products or senices amusing 393 Cengage Learning The 5 Forces are Buyer power Supplier power Threat of substitute products or services Threat of new entrants Rivalry among existing competitors Businesses can use this system to increase customer loyalty make their products and services cheaper or to offer more services compared to competitors EX Net ix 6 2 IT jobs that are high in demand are a Cloud computingrelated jobs b Webmasters 7 3 applications of an HRIS a Time management b Talent management c Payroll 8 Net ix is using these information technologies to improve its competitiveness a Datamining amp collaborative filtering technologies to discover patterns and make recommendations based on a user s history b Amazon Web Services for the high degree of availability and speed A New Era of Marketing Youtube Videosharing service howto videos home applications etc EX Quiksilver Ford Models The Home Depot Nikefootball Are You Ready To Move On 1 TRUE Transactionprocessing systems TPSs have been applied to structured tasks such as record keeping simple clerical operations and inventory control 2 FALSE The data component of an information system is considered the output of the system 3 TRUE Michael Porter s strategies for successfully competing in the marketplace include overall cost leadership differentiation and focus 4 Which of the following is not included in Michael Porter s Five Forces Model D Information Overload 5 Which of the following is not considered part of an IT job title A Telemarketer 6 Which of the following is not true regarding the future of information systems D Internet growth will slow down CHAPTER 2 Reviews amp Discussions 1 Computer a machine that accepts data as input processes data without human intervention by using stored instructions and outputs informationquot 2 Thirdgeneration computers have integrated circuits remote data entry and telecommunications 3 IBM Watson was able to beat two former champions of quotJeopardyquot by using massive computing power and storage space with 10 server racks of 10 IBM Power 750 servers So it broke down human language into pieces so that it could search for answers in its massive database 4 2 classes of software are a Operating system a set of programs for controlling and managing computer hardware and softwarequot mMac OS b Application system can be commercial software or software in house used to perform a variety of tasks on a personal computerquot Wordprocessing software Microsoft Word graphics software Adobe 5 3 factors that define the power of computers a Speed b Accuracy c Storage and retrieval capabilities 6 Some advantages of touchless computing include a Control what s on the screen with movements of your finger b Useful for social networking sites to navigate through different types of data in multiple settings c Engineers can manipulate 3D models on the screen by mere gesture 7 Highlevel languages 4GLs are the easiest to use and most used in web development environments a C Java VBNET 8 Server farms aka server clustersquot are used by large corporations and enterprises that need a lot of storage space It is a collection of thousands of computers that require a large amount of power to run and keep cool Are You Ready To Move On 1 TRUE RAM is volatile 2 TRUE SANS are used only in large enterprises because of their cost and installation complexity 3 FALSE Microsoft Excel is an example of system software 4 Fourth generation computers are identified by all of the following technologies except B Vacuum tubes 5 Which of the following is not an example of a secondary memory device A EPROM 6 All of the following are examples of application software except D Android CHAPTER 3 Reviews amp Discussions 1 Database a collection of related data that is stored in a central location or in multiple locations 2 DBMS Database Management System software for creating storing maintaining and accessing database files Major components include Database engine Data definition Data manipulation Application generation Data administration 3 3 methods for accessing files a Sequential b Random c Indexed sequential 4 The differences between a logical view and a physical view of data gangs a Logical view is how information appears to users amp how it can be organized and retrieved b Physical view how data is stored on amp retrieved from storage media like hard discs and magnetic tapes 5 Subscription services news sites and discussion groups benefit the most from datadriven Web sites 6 OLAP Online analytical processing used to quickly answer multidimensional analytical queries so generating business intelligence OLTP Online transaction processing to facilitate and manage transactionoriented applications using internal data and responds in real time 7 2 major types of Business Analytics a Descriptive analytic review past events analyzes data amp provides report about what happened in a given period and how to prepare for the future b Predictive analytic a proactive strategy prepares a decision maker for future events 8 The 3 Vs in Big Data a Volume b Variety c Velocity Are You Ready To Move On 1 TRUE In a database a file is a group of related records and a record is a group of related fields 2 TRUE A physical view of data involves how the data is stored on and retrieved from storage media such as hard disks magnetic tapes or CDs 3 FALSE The 3 Vs of big data are variety volume and vicinity 4 All of the following are outputs of a data warehouse except a Big data 5 Which of the following is not among the components of a DBMS b Magnetic tape 6 All of the following are a type of a data model used for designing a database except c Hierarchical CHAPTER 4 Reviews amp Discussions Cybersguatting registering selling or using a domain name to profit from someone else s trademark Digital divide between the poor and the rich ex students who cannot afford computers have more difficulty and can fall behind on their education Virtual organization the idea that several organization working together can do what one organization cannot Nonrepudiation a method for binding all the parties to a contract 1 Privacy keeping personal affairs to oneself and being told how information about them is being used 2 Information technology has invaded our privacy because of the increase in ease of access to information for hackers and legitimate organizations 3 3 risks associated with email a Spam Iunk email b Ease of access c Decency concerns 4 Information technology can lead to unethical decisionmaking from the ease of collecting and disseminating information 5 3 examples of Intellectual Properties a Copyrights b Trademarks c Patents 6 Green computing the design manufacture use and disposal of computers servers and computing devices like monitors printers storage devices and networking and communications equipment that create minimal impact on the environment a Using virtual worlds and video conferencing b Designing search engines that are faster and consume less energy c Replacing actual facetoface meetings with meetings over computer networks 7 2 Advantages of Telecommuting performing work at home a Distance and time factors are reduced b Working in more pleasant surroundings 2 Disadvantages a No regulated work routine b Less interaction with coworkers 8 2 Physiological Issues related to using Informational Technologies include a Facial recognition b Fingerprints Are You Ready To Move On 1 TRUE Cybersquatting is registering selling or using a domain name to profit from someone else s trademark 2 TRUE To guard against cookies which record your navigation around the Web you can use the cookie control features contained in your browser 3 FALSE Using computing devices that consume less energy and are biodegradable is not a part of a green computing strategy 4 Which of the following is not an advantage of telecommuting D Less interaction with coworkers 5 Which of the following is not a part of green computing strategy A Eliminating all cloud computing projects 6 Which of the following is not a part of the ACM code of ethics C Do not give proper credit for intellectual property CHAPTER 6 Reviews amp Discussions 1 3 Business Applications of Data Communication the electronic transfer of data from one location to another a Online training for employees via virtual classroom b Internet searches for info on products services amp innovation keep employees up to date c Web and video conferencing 2 2 Advantages of bus topology aka linear busquot connects nodes along a network segment but the ends of the cable are not connected a Easy to extend b Very reliable 3 TCPIP Transmission Control Protocol Internet Protocol is an industry standard suite of communication protocols that enables interoperability 4 Among WAN MAN and LAN is the fastest 5 Clientserver model software that runs on the local computer the client and communicates with the remote server to request information or services A server is a remote computer on the network that provides information or services in response to client requests a The most common ntier architecture is the threetier architecture which leaves the presentation logic on the client and the data management logic on the server 6 3 Advantages of mobile and wireless networks compared to their wired counterparts a Mobility b Flexibility c Ease of installation d Low cost 7 3 examples of Security Threats to a smartphone a GPS capability b Intercepted wireless signals c Monitoring employees site history telephone conversations Are You Ready To Move On 1 TRUE In broadband data transmission multiple pieces of data are sent simultaneously to increase the transmission rate 2 FALSE All Internet connections require a modem 3 TRUE Wireless and mobile networks have the advantages of mobility exibility ease of installation and low cost 4 Which of the following components is not included in a typical data communication system D Communication medium channel 5 Which of the following layers is not a part of the Open Systems Interconnection 081 model A Distribution 5 Which of the following is not a network topology D ClientServer
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