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This 19 page Study Guide was uploaded by Winn on Sunday April 17, 2016. The Study Guide belongs to MIS 475 at Marshall University taught by in Spring 2016. Since its upload, it has received 29 views.
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Date Created: 04/17/16
Course 1 : Foundations of Information Systems Hardware and Software 1) Which of the following input technologies has been historically used for entering textand numbers on computers? A) graphics tablet B) QWERTY keyboard C) optical mouse D) scanner E) joystick 2) Which of the following selecting and pointing devices is used to simulate the processof drawing or sketching on a sheet of paper? A) eye-tracking device B) joystick C) optical mouse D) graphics tablet E) ergonomic keyboard 3) The ________ is an innovative pointing device developed primarily for the disabled for help with computer pointing. A) eye-tracking device B) graphics tablet C) optical mouse D) joystick E) touch screen 4) Which of the following pointing devices works by moving a small lever that sits in holder? A) QWERTY keyboard B) optical mouse C) trackball D) touch screen E) joystick 5) Entering a large number of separate forms or documents into a computer system andmanipulating this data at a single time is referred to as ________. A) cluster analysis B) data mining C) batch processing D) sequential coupling E) line coding 6) Which of the following types of specialized scanners is used to scan questionnaires and test answer forms where answer choices are indicated by filling in circles using pencils or pens? A) Optical mark recognition B) Biometric scanner C) Bar code reader D) Magnetic ink character recognition E) Optical character recognition 7) ________ is a scanning technology used to read and digitize typewritten, computer-printed, and even handwritten characters such as those on sales tags on department store merchandise, patient information in hospitals, or the address information on a piece of postal mail. A) Magnetic ink character recognition B) Optical mark recognition C) Biometric scanning D) Optical character recognition E) Batch processing Why should you study information systems and information technology? Information systems and information technology should be studied because they have become incorporated into the day-to-day aspects of business, ranging from accounting and finance to marketing and human resources management. They have become necessities in today's business world. What things can information technology help all kinds of businesses improve? The role of information technology has been growing in importance and reliability within the business world, more so than in other rapidly changing marketplaces. Information technology helps various types of business enhance their efficiency and the overall value of business processes, managerial decision-making and workgroup collaboration. What do the acronyms IS and IT stand for? IS stands for information systems. IT stands for information technology. Give the definition of a system in its simplest form: In its simplest form, a system is a set of interrelated components, with a clear, restricted boundary, working together to reach a common set of goals. Define information system (IS): An information system is any structured arrangement of hardware, communication networks, people, software, data resources, policies and procedures that stores, transforms, retrieves and disseminates information in an organization. What modern information systems do people rely on to communicate with one another? Modern information systems that people oftentimes rely on for communication are hardware, software, networks and data resources. Give the three examples of regularly used information systems that have nothing to do with computers: Three examples of regularly used information systems that are unrelated to computers are planners, notebooks and paper-based accounting ledgers. Name the three vital roles that information systems can perform for a business enterprise of which the three fundamental reasons for all business applications of IT: 1. Support of business processes and operations. 2. Support of managers' and employees' decision- making. 3. Support of strategies for competitive advantage. What could information systems designed to support business processes and operations be doing at any time? At any given instant, information systems that are designed to support business processes and operations may possibly be providing data to/accepting data from systems that are primarily focused on business decision- making or achieving the upper hand in business. Describe the given fundamental role of IS in a retail store: Support of Business Processes and Operations In a retail store, information systems that are computer- based allow employees to record purchases, keep record of inventory, record payroll, purchasing new merchandise and assess sale trends. Describe the given fundamental role of IS in a retail store: Support of Business Decision Making In a retail store, business analyses of merchandise sales (which merchandise needs to be discontinued, added, required investments) are composed by computer-based information systems. This particularly function of information systems can also provide ways to gain advantage over other retailers in the competition for customers. Describe the given fundamental role of IS in a retail store: Support of Strategies for Competitive Advantage In a retail store, innovative information technology can give the business a competitive advantage when properly and strategically applied. For example, providing touch-screen stands in stores with links to their Web page will generate e-commerce, giving that particular business the competitive advantage over one without such application of information technology. What are many businesses today using to create innovative e-business applications? Today, many businesses are utilizing the Internet and Internet technologies to web-enable their business processes, creating innovative e-business applications. Give the definition of e-business E-business is the utilization of Internet technologies to work and promote e-commerce, business processes and enterprise collaboration within a company and with its suppliers, customers and other business stakeholders - an "online exchange of value—money, resources, services, etc. What are the Internet and Internet-like networks inside an enterprise called? The Internet and Internet-like networks inside an enterprise are called intranet. What are the Internet and Internet-like networks between an enterprise and its trading partners called? Internet and Internet-like networks between an enterprise and its trading partners is called an extranet. What do companies rely on e-business applications to do? Companies rely on e-business applications to (1) reengineer internal business processes, (2) implement e- commerce systems with their customers and suppliers, and (3) promote enterprise collaboration among business teams and workgroups. What does an enterprise collaboration system involve? An enterprise collaboration system involves the utilization of software tools to support communication, coordination, and collaboration between the members of networked teams and workgroups by networks such as the Internet, intranet and extranet. Define electronic (E-) commerce E-commerce is the buying, selling, marketing and servicing of products, services, and information over an array of computer networks. Give examples for how the Internet and Internet-like networks are used in electronic commerce systems They are used to sustain each step of the commercial process (advertising, sales, customer support), Internet security, secure payment mechanisms, etc. The Internet websites are used for online sales, extranet to access inventory databases and intranets are used internally to access customer records to manage customer relationship. What are several types of information systems classified as? Why? They can be classified as operations or management information systems in order to showcase the primary roles that each plays in the operations and management of a business. What do Operations Support Systems do and not do? Operations Support Systems produce an array of information products for both internal and external use but do not highlight the specific information products that can be best utilized by managers. What are transaction processing systems an important example of? Transaction processing systems are important examples of operations support systems in which keep track of and process the data that result form business transactions. What are the two basic ways in which transactions are processed? batch processing and real-time/online processing What is batch processing? transactions data are collected over a period of time and periodically processed. What is real-time/online? data are processed immediately after a transaction. What do management support systems focus on? Management support systems are applications in which focus on providing information and support for useful decision making by management. In what form do MIS provide information? Management Information Systems provide information in the form of reports and displays to management and other business professionals. What do DSS provide for decision-making processes? Decision Support Systems provide direct computer support to management in the midst of the decision making process. Where do executive information systems draw critical information from? Executive information systems provide critical information from MIS, DSS, and a wide array of both internal and external sources in very practical displays to executives and managers. What are knowledge management systems? Give two examples. Knowledge management systems are knowledge-based information systems that are designed to support the organization, creation and distribution of business knowledge to company management and employees. Examples of this include intranet (internal company Internet-like network) sales proposal strategies and customer problem resolution systems. What do functional business systems focus on? Functional business systems focus on operational and managerial applications that support business functions such as accounting and marketing. What do cross-functional business systems support? Cross-functional business systems support a wide array of functions due to the fact that many information systems designed for business use are often integrated combinations of several different types of information systems that are meant to perform a variety of functions. What does success in today's dynamic business environment depend on? Success in today's dynamic business environment has a high dependence on maximizing the usage of Internet- based technologies and Web-enabled information systems to remain/become valid competitors in terms of customers and suppliers within the global marketplace. What four things do system concepts help us understand? Technology, Applications, Development and Management What four things do system concepts help us understand? 1. Technology - Computer networks are systems of information processing components that use a diverse assortment of hardware, software, data management and telecommunications network technologies. 2. Applications - E-business and E-commerce applications involve various connected business information systems. 3. Development - Developing ways to utilize information technology in business includes designing the basic works of information systems. 4. Management - Managing information technology stresses the quality, strategic business value along with the security of the information systems of an organization. What is a System? A system is a set of interrelated components, with a clearly defined boundary, working together to achieve a common set of objectives by accepting inputs and producing outputs in an organized transformation process. Name and describe the three basic functions of a system: 1. Input involves retrieving and gathering elements that enter the system to be processed. 2. Processing involves transformation processes that change input into output. 3. Output involves transferring elements that have been produced by a transformation process to their final destination. What is a cybernetic system? A cybernetic system is a self-regulating system in which includes the elements of feedback and control. What is feedback? Feedback is retrieved data about the system's performance. What is control? Control is the monitoring and assessing of feedback in order to determine which system is positively progressing towards achieving its goals. What is a subsystem? What is its environment? A subsystem is a system that is a part of a larger system. The larger system in which the subsystem exists is its environment. What is an interface? shared boundary of several systems within the same environment. Define an open system: An open system is a system in which works and interacts with other systems within its environment. What is an adaptive system? An adaptive system is a system in which has the capability of changing itself or changing its environment in order to survive. How is an organization an example of an open system? An organization is an example of an open system because it must intermingle and work with other systems within its environment. How do organizations relate to adaptive systems? Organizations relate to adaptive systems due to the fact that they have the ability to alter themselves to fit into the changing environment. What are the interrelated components that make up information systems? The interrelated components that make up information systems are people, hardware, software, peripherals and networks. What are the clearly defined boundaries? The clearly defined boundaries are functions, modules, specific type of application, department or end-user group. What are the steps of the organized transformation process? The steps of the organized transformation process are using raw materials, hiring new people, manufacturing products for sale and distributing information to others. What forms of feedback and control do they use to improve their effectiveness? Information systems use error messages, dialog boxes, passwords and other user rights management to improve the effectiveness of their functions. What information systems are adaptive? Information systems that are adaptive include intelligent software agents, expert systems and highly specialized decision support systems. What does an information system model express? An information system model expresses the basic conceptual framework for the major aspects and activities of information systems. What does the information system model highlight? The information system model highlights the relationships between the components and activities of information systems and provides a structure that highlights the four main applicable concepts. What are the five basic resources of information systems? The five basic resources of information systems are people, hardware, software, data and networks. Who are the end users? End users are the individuals who utilize information systems or their information. Who are IS specialists? IS specialists are individuals that develop and control information systems. What does the concept of hardware resources include? The concept of hardware resources includes all the physical devices and materials (machines and media) that are used while processing information. What do computer-based systems consist of? Computer-based systems consist of CPUs (central processing units) and a variety of connected peripheral devices. What does the concept of software resources include? The concept of software resources includes every set of information that processes instructions (both programs and procedures). What are three examples of software resource? Three examples of software resources are system software (i.e. Microsoft Windows), application software (i.e. word processing, payroll, accounting) and procedures (operating instructions). How should you view data? Data should be viewed the same way any managed organizational resource would be viewed. What are data? Data are unprocessed facts or observations about a physical occurrence or a business transaction. What are data the objective measurements of? Data are the objective measurements of attributes (characteristics) of entities (places, events, etc.). What can information be defined as? Information can be defined as data that has been changed into a useful context for end users. What is data/information processing? Data/information processing is when data is processed to add value, making it more applicable. What do telecommunication networks consist of? Telecommunication networks consist of computers, communications processors and other devices connected by communications media and controlled by communications software. What do network resources emphasize? Network resources emphasize the concept that communications technologies and networks are primary resource components of all information systems. What does network infrastructure emphasize? Give examples. Network infrastructure highlights that many hardware, software and data technologies are required to support the operation and utilization of a communications network. Regardless of the type of information system, what same basic things occur? The same basic information system activities—the input of data resources, processing of data into applicable information, output of information products, storage of data resources and control of system performance— occur regardless of the type of information system. What should you be able to identify in an information system? 1. The people, hardware, software, data and network resources that information systems use. 2. The types of information products that information systems produce. 3. The way information systems carry out input, processing, output, storage and control activities. Course 2 : Data and Information Management 1. Which of the following Information systems are aimed at improving the routine business activities on which all organizations depend? (a) Management Information systems (b) Decision support systems (c) Transaction processing systems (d) Management support systems (e) Transaction Information systems. 2. Which of the following strategies are adopted if information requirements are not well-defined? (a) Rapid application development method (b) Structured analysis development method (c) Systems development life cycle method (d) Prototyping method (e) Spiral method. 3.Structured Programming involves: (a) functional modularization (b) localization of errors (c) decentralized programming (d) stress on analysis (e) stress on requirements gathering. 4.Which of the following is not a fact-finding technique? (a) Third party enquiry (b) Interview (c) Questionnaire (d) Record reviews (e) Observation. 5. Which of the following questions are useful in evaluating data flow diagrams? (a) Are there any unnamed components in the data flow diagram? (b) Are there any processes that do not receive input? (c) Are there any data stores that are input but never referenced? (d) Both (a) and (b) above (e) All (a), (b) and (c) above. 6. In system design and development field what does spaghetti code mean? (a) programs written in unstructured languages. (b) well structured and well documented code. (c) program code that has many GOTO statements. (d) Both (a) and (c) above (e) Both (b) and (c) above. 7. Which of the following statements is false with respect to a Data Dictionary? (a) It is a repository of the elements in a system. (b) data dictionary and data store both are same (c) It manages detail (d) It communicates the common meanings for system elements and activities. (e) It documents system features. 8. Match the following and select the correct options given under i) physical design A) Documentation ii) interview B) Type of output iii) Input design C) defines design specifications that are to be coded iv) Installation procedure D) a data gathering technique v) report E) Identification and design of interfaces to enter data (a) i-D, ii – A, iii-B, iv – C, v- E (b) i-C, ii – D, iii-E, iv – A, v- B (c) i-A, ii – D, iii-B, iv – C, v- E (d) i-D, ii – A, iii-E, iv – B, v- C (e) i-B, ii – A, iii-D, iv – C, v- E. 9. Cost-Benefit Analysis is performed during (a) Analysis phase (b) Design phase (c) Feasibility study phase (d) Implementation phase (e) Maintenance phase. Course 3 : System Analysis and Design ( Normalization ) 1. Ethnomethodology a. is a subfield of anthropology which studies how modern systems are built. b. contains methods applicable to information gathering in systems analysis. c. is an area of ethics which looks at the impact of information systems implementations on the work force. d. is a methodology used in the social sciences which uses game playing to extract information from the population being studied. e. is a field of research that tries to understand how people relate to their bodies. 2. We normalize database schemata a. in order to generate more efficient storage b. in order to uncover hidden relationships between data. c. in order not to lose valuable data. d. in order to make updates more efficient. e. for all of the above reasons (a through d.) 3. Which of the following is a task for a systems analyst? a. teaching training courses to new system users b. regularly updating existing systems software with the new standard releases arriving from the vendor. c. programming the main modules of the programs being developed. d. writing job descriptions and work specifications for people to be hired with the new system. e. seeking financial resources to pay for the proposed system. f. all of the above (a through e). 4. Which of the following might be an intangible benefit arising from the introduction of a new information system. a. Employee productivity improvement resulting in twice as many orders processed per day. b. Less shrinkage (theft) of inventory through the computerized control of the items kept in the storerooms. c. An increase in the amount of money made on interest bearing investments because of the improvement in handling cash receipts. d. Customer responsiveness and thus, more satisfied customers. e. All of the above items (a through d) represent possible intangible benefits from the introduction of an information system. f. None of the above items (a through d) represents a possible intangible benefit from the introduction of an information system. 5. Which of the following items result in eliminating one or more of the phases of the Systems Development Lifecycle? a. Using CASE tools b. Using Prototyping tools c. Purchasing a software application package d. Using object oriented technology e. all of the above (a through d). f. Only items a through c. 6. End-User development a. is a systems development process in which the end-user is included in all design meetings and decision making. b. is systems development by the end-user through the use of various sophisticated software tools. c. refers to the training given to end-users in order to help them better understand the systems development process. d. refers to the training given to end-users in order to teach them the new system being developed. e. refers to the marketing strategies used to establish a customer base for new software products. 7. A Structure Chart a. is a structural chart for showing the level and location of errors in software. b. is a chart for representing the data processes in an organization in object oriented form. c. is a chart for showing the possible states of a system and the various transitions possible between the states. d. is a chart that describes the detailed architecture of a system. e. is not explained by any of the above (a through d) descriptions. 8. Which of the following items is not an appropriate behavior for a good interviewer. a. showing good listening skills b. objectivity c. using a balance of open-ended and closed-ended questions d. restating responses of interviewee e. marketing - being able to sell the new system to its future users f. all of the above items (a through e) are behaviours or qualities needed by a good interviewer. 9. Cardinality in an Entity-Relationship diagram a. refers to the number of higher level entities that are used in the ER model. b. is used to show the average number of items that might typically be involved in a relationship, e.g., the average number of children a family might have or the average number of employees per department in a company. c. is used to show the ratio of one entity in relationship to another entity, i.e., the number of values that might occur for a related entity if the first entity is present. d. is used to show the order of the relationships between two entities, i.e., a many relationship always precedes a one relationship. e. gives the count of the number of entities involved in a single relationship. 10. Which of the following items of information is unlikely to be found in a feasibility analysis? a. a cost / benefit analysis comparing alternative approaches. b. a list of the operational problems for the current system. c. a list of potential intangible benefits that may be gained by undertaking the project. d. an analysis of the potential risk involved in undertaking the project. e. a projected schedule for undertaking the project. f. a set of recommendations on which alternative to consider. g. all of the above items (a through f) represent items likely to be found in a feasibility analysis. h. all of the above items except b and e represent items likely to be found in feasibility analysis.
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