Premium Essay

Review Questions 1-10 Page 277

In: Computers and Technology

Submitted By mrubino1978
Words 1342
Pages 6
1. Explain the concept of human-computer interaction (HCI).
Human-computer interaction describes the relationship between computers and people who use them to perform business-related tasks. HCI concepts apply to everything from a PC desktop to the main menu for a global network. HCI includes all the communications and instructions necessary to enter input to the system and to obtain output in the form of screen displays or printed reports.

2. Explain the concept of a GUI and a switchboard. How does a GUI design differ from a character-based screen design?
A GUI uses graphical objects and techniques. A well-designed GUI helps users learn and use a system effectively. Now that GUIs have become universal in application packages, users expect in-house software also to have GUIs. Unlike a character-based screen design, a GUI combines process control and data entry. A switchboard is an opening screen that introduces an application and allows users to view the main options. A switchboard contains command buttons that enable users to navigate the system and select tasks.

3. Describe seven principles for a user-centered interface design.
Seven principles for a user-centered design are: · Understand the Business · Maximize Graphical Effectiveness · Think Like a User · Use Models and Prototypes · Focus on Usability · Invite Feedback · Document Everything 4. Describe six types of user interface controls, and provide an example of how you could use each type in a data entry screen.
Controls can include menu bars, toolbars, dialog boxes, text boxes, toggle buttons, list boxes, scroll bars, drop-down list boxes, option buttons, check boxes, command buttons, and calendar controls, among others. Controls can be used as follows: · Menu bar: The main menu options display at the top of the screen in a menu bar. Some software…...

Similar Documents

Premium Essay

Chapter 4 Review Questions 1-5

...Chapter 4 “IT Infrastructure: Hardware and Software” Review Questions 1-5 1. What are the components of IT infrastructure? • Define information technology (IT) infrastructure and describe each of its components. IT infrastructure consists of the shared technology resources that provide the platform for the firm’s specific information system applications. Major IT infrastructure components include computer hardware, software, data management technology, networking and telecommunications technology, and technology services. 2. What are the major computer hardware, data storage, input, and output technologies used in business? * Computer Hardware: Mainframes, midrange computers, PC’s, workstations, and supercomputers. * Data Storage: Magnetic disk, optical disc, magnetic tape and storage networks. * Input devices: Keyboards, computer mice, touch screens (including those with multitouch), magnetic ink and optical character recognition devices, pen-based instruments, digital scanners, sensors, audio input devices, and radio-frequency identification devices. * Output devices: Display monitors, printers, and audio output devices. • List and describes the various type of computers available to businesses today. * Mainframes are a large-capacity, high-performance computer that can process large amounts of data very rapidly. * Midrange computers are servers computers are specifically optimized to support a computer network, enabling users to share......

Words: 3229 - Pages: 13

Premium Essay

Chapter 10 Exercises Review Questions 1-10

...Chapter 10 Exercises Review Questions 1-10 1. Define the term system architecture. Define the term scalability, and explain why it is important to consider scalability in system design. System architecture translates the logical design of an information system into a physical structure that includes hardware, software, network support, and processing methods. Then, Scalability is the measure of a system’s ability to expand, change, or downsize easily to meet the changing needs of a business enterprise. Scalability is important to consider in implementing systems that are volume related, such as transaction processing systems. 2. When selecting an architecture, what items should a systems analyst consider as part of the overall design checklist? Before selecting a system architecture, the analyst must consider the following issues: Enterprise resource planning (ERP) Initial cost and (TCO) Scalability Web integration Legacy system interface requirements Processing options Security issues 3. What is enterprise resource planning (ERP)? What is supply chain management? Enterprise resource planning (ERP) defines a specific architecture, including standards for data, processing, network, and user interface design. It is important because it describes a specific hardware and software environment that ensures hardware connectivity and easyintegration of future applications, including in house software and commercial packages. ERP also can extend to suppliers......

Words: 404 - Pages: 2

Premium Essay

Review Questions 1-10

...Module 9 Review Questions 1-10 1. Explain the main difference between a file-oriented system and a database system. a. A file-oriented system utilizes data in a regular OS file based format where a database system uses a database engine that organizes data in a database in a table format utilizing rows for each record. 2. What is a DBMS? Briefly describe the components of a DBMS. a. DBMS stands for Database Management System. A DBMS is a collection of tools, features, and interfaces that enables users to add, update, manage, access, and analyze the contents of a database. A DBMS is made up of a DML (data manipulation language), Schema and subschemas, Physical data repository, and an Interface to allow access to the database from DBA’s, Users, and Related Information Systems. 3. Describe a primary key, candidate key, secondary key, foreign key, and common field. a. Primary Key – a field or combination of fields that uniquely and minimally identifies an entity. Candidate Key – Any field or combination of fields that can act as the primary key but are not. Secondary Key – Any field of combination of fields that can be use to identify a entity. Foreign Key – A field that exists in an entity that is the PK of another entity. Common Field – An attribute (field) that appears in more than one entity (record). 4. What are entity-relationship diagrams and how are they used? What symbol is used to represent and entity in an ERD? What symbol is used for a......

Words: 842 - Pages: 4

Premium Essay

Review Questions: Chapter 1

...Review Questions: Chapter 1 1.1. Define the following terms: data, database, DBMS, database system, database catalog, program-data independence, user view, DBA, end user, canned transaction, deductive database system, persistent object, meta-data, and transaction-processing application. • Data – known facts that can be recorded and that have implicit meaning. • Database – a collection of related data with an implicit meaning. • DBMS – a collection of programs that enables users to create and maintain a database • Database system – not only contains the database itself bit also a complete definition or description of the database structure and constrains. • Database catalog – the information about the database structure is stored in the Database Catalog which contains the structure of each file, the type and storage format of each data item, and various constrains of the data. • Program-Data Independence – DBMS access programs do not require changes in all programs due to the change in the structure of a file because the structure of data files is stored in the DBMS catalog separately from the access programs. • User View – a database typically has many users, and each of whom may require a different perspective or view of the database. A view may be a subset of the database or it may contain virtual data the is derived from the database files but is not explicitly stored. • DBA – a database administrator (short form DBA) is a......

Words: 2493 - Pages: 10

Premium Essay

Glg 101 with Lab Week 1 Review Questions

...Week One Review Questions Student’s Name GLG 101 Due Date Teacher’s NAme Chapter 1: Critical and Creative Thinking Questions 3 & 5 3. How do you think the principle of uniformitarianism accounts for occasional catastrophic events such as meteorite impacts, huge volcanic eruptions, or great earthquakes? Uniformitarianism is a theory that states that past events are happening today and will happen in the future. What we do today has an effect on the geologic formation and structure and can lead to natural disasters. 5. In what ways do geologic processes affect your daily life? Daily life can be interrupted by flooding, tornadoes, earthquakes and wildfires destroying communities and resources that provide stability. Chapter 2: Critical and Creative Thinking Questions 1 & 3 1. When astronauts brought back rock samples from the Moon, the minerals present were mostly the same as those found on Earth. Can you think of reasons why this might be so? Would you expect minerals on Mars or Venus to be the same, or at least very similar, to those on Earth? Moon and Earth are close neighbors so some of the similarities are to be expected. Mars, Venus and Earth are inner planets and similar because they are small and made up of solid rock like materials. 3. Which of the following materials are minerals, and why (or why not)? Water; beach sand; diamond; wood; vitamin pill; gold nugget; fishbone; emerald. Water is not a mineral because it is a liquid. Beach sand...

Words: 715 - Pages: 3

Free Essay

Review Questions

...Review Questions Name: Giovanni Acosta Answer the following questions (use MS Project Help, if necessary): 1. What is the difference between a main summary task and a summary task? Main summary tasks include a larger grouping of events like in this case, the entire project. The summary tasks are the little sub-projects that hold only a few events. There is really no difference in these. 2. On the View Tab, what does the Outline button with plus and minus signs do? The + expands the data and subtasks under the task names and the – contracts the same information. 3. What is a milestone? Milestones mark major project goals and phases. It visibly stands out to track progress in the project and is marked my indicators like the diamond. 4. What predefined report can you not make changes to the header and footer? The Project Summary report is the report you cannot change, per instructions in Lab1 part A- Select Page Setup for this report. The header and footer tabs are grayed out. For some reason, only known to Microsoft, this is the only report that you cannot change the header and footer. To that end, it is imperative that you enter all appropriate project information and project properties as discussed in the lab! 5. Give a real-world example of a) A successor task requiring lead time Installing equipment would require the successor task of purchasing it first, and installing the power would require a lead time for the......

Words: 319 - Pages: 2

Premium Essay

Caff 321 Chapter 1-4 Review Questions

...MICHELLE LU - 011810966 CAFF 321 CHAPTER REVIEW QUESTIONS (1-4) Chapter 1 1. Why does Daniel Gilbert, author of Stumbling on Happiness, say that experiences might bring more satisfaction than durable goods? Do you agree or disagree? Although happiness is not easily defined and it really depends on who you ask and what their degree of happiness is in their life, Gilbert the author of Stumbling on Happiness, explains that experiences might bring more satisfaction than that of durable goods.  With this he is simply stating the fact that happiness is dependent the things you do in life and not the objects. It is the time that you share with friends and family what makes life meaningful and that creates happiness. All the objects in the world that money can buy is meaningless when you don't have anyone to share it with. 2. Harvard economists Alberto Alesina and Paolo Giuliano say that strong family ties imply more reliance on the family as an economic unit that provides goods and services and less on outside institutions such as those found in the market place and government.  Why does household production (doing things together or making things within the home) activity have such an impact on family ties?  Can you give an example from your own family?   Not completely sure if I am answering this question correctly but basically the way I see things, I must say I agree with both economists who say that strong family ties imply more reliance on the family as an economic unit......

Words: 2837 - Pages: 12

Premium Essay

Database Design Chapter 1 Review Questions

...1. a. Data – Raw facts b. Field – An alphabetic or numeric character or group of characters that defines a characteristic of a person, place, or thing. c. Record – A collection of related fields. d. File – A named collection of related records 2. Data redundancy occurs when the same data are stored in multiple places unnecessarily. Have more than one incorrect copies of information can cause it. 3. Data independence exists when you can change the data storage characteristics without impeding the program's ability to access the data. It is lacking because of how it has to tell the computer what to do, and how to do it. Causing the program to have much more lines of code than should be needed. 4. It is a software tool that makes it possible to organize data in a database. Its functions are data dictionary management, data storage management, data transformation and presentation. 5. Structural independence exists when you can change the file structure without affecting the application's ability to access the data. If it did not exist, any change to a files structure would require several extra steps for every single record in the file. 6. Data is raw facts that have not been processed. Information is data that has been processed and given context. Databases help to organize the manipulation of data to create information by providing an organizational structure that makes relationships and connections between data explicit. 7. The DBMS serves as the......

Words: 480 - Pages: 2

Premium Essay

Business Management Chapter 1 Review Questions

...Chapter 1 – Subject Review Questions 1. I have worked for my current boss, Mr. Ford, in the field of youth social services for nearly a decade. Due to his leadership, I have remained with the agency throughout tumultuous periods. He has always challenged his employees to strive for quality of service at the greatest speed possible. Mr. Ford organizes employees to create a dynamic workforce capable of adapting to changes affected by the macroenvironment. In an effort to continue to win Requests for Proposal bids, Mr. Ford has consistently operated an efficient service program that is cost competitive with other service providers and fiscally sustainable. 2. One of the greatest ways that the Internet impacts my life on a daily basis involves how it has allowed knowledge to be shared instantaneously and with increasing accuracy. I am able to receive information about events and interests in real time. Instead of having to search libraries for dated information, as I did as a youth, I can find information that is relevant and current from trusted sources. Now it is possible to access peer-reviewed publications from esteemed institutions. Globalization, in conjunction with the Internet, has provided access to news and information from around the world. I enjoy reading articles from the perspectives of those of other nationalities and now, thanks to Google Translate, I can read articles that were written in foreign languages. 3. I have always admired Google for......

Words: 542 - Pages: 3

Premium Essay

Chapter 1 Review Questions

...CHAPTER 1 REVIEW QUESTIONS 1. Define each of the following terms: a) Data: raw data not processed. This usually includes telephone numbers, a date of birth, customer name etc. It has little meaning until it is turned into information. b) Field: A character or group of characters that has a specific meaning. A field is used to define and store data. c) Record: A logically connected set of one or more fields that describes a person, place, or thing.  d) File: A collection of related records. 2. What is data redundancy, and which characteristics of the file system can lead to it? a. Data redundancy is when the same data are stored unnecessarily at different places. This can lead to poor data security, and data inconsistency. 3. What is data independence, and why is it lacking in file systems? b. Data independence is when you change the data storage characterizes and it doesn’t affect the program’s ability to access the data. 4. What is a DBMS, and what are its functions? c. A DBMS (database management system) is a collection of program that stores and manages data and control access to the data in the collection. It is responsible for creating, editing, deleting and maintain all the data inserted. 5. What is structural independence, and why is it important? d. Access to a file is dependent on the structure of the database. Without structural independence new changes such as adding a field, or a decimal in a......

Words: 1121 - Pages: 5

Free Essay

Ch. 1 Review Question

...Ch. 1 Review Questions 1. Redundancy is the duplication of data or storing of the same data in more than one place. Redundancy wastes space and can lead to inconsistencies in information. 2. Nondatabases are time consuming and have a definitive amount of entries that can be made. 3. Entity is a person, place, object, event, or idea in which you want to store data; attribute is a characteristic or property of an entity. 4. Relationship is an association between entities. One to many relationships is when one entity associates with many other entities but many entities associate with just one. 5. Database is a structure that can store information about multiple types of entities the attributes of those entities, and the relationship between the entities. 6. Using common columns in the two tables creates it. 7. Visual way to represent a database. 8. Program, collection of programs through which users interacts with a database. 9. Determine the structure of the required database. 10. Screen objects used to maintain, view, and print data from a database. 11. The DBMS ask questions about desired content and appearance of each report and then creates the report automatically based on the answer. 12. Data of various users can be combined and shared among authorized users, allowing all users to access greater pool of data. 13. A person or group to be in charge of the database. 14. With the database approach, changing a......

Words: 426 - Pages: 2

Premium Essay

Chapter 1 Review Questions

...CHAPTER 1 SOLUTIONS 1-2 There is a demand for auditing in a free-market economy because in the agency relationship there is a natural conflict of interest between an absentee owner and a manager and due to the information asymmetry that exists between the owner and manager. As a result, the agent agrees to be monitored as part of his/her employment contract. Auditing appears to be a cost-effective form of monitoring. The empirical evidence suggests auditing was demanded prior to government regulation such as statutory audit requirements. Additionally, many private companies and other entities not subject to government auditing regulations also purchase various forms of auditing and assurance services. 1-3 There is a natural conflict of interest in the agency relationship between an owner and manager because of differences in the two parties’ goals. For example, the manager may spend funds on excessive personal benefits or favour entity growth at the expense of stockholders values. If both parties seek to maximize their own self-interest, it is likely that the manager will not act in the best interest of the owner and may manipulate the information provided to the owner accordingly. 1-7 Audit risk is defined as the risk that ‘the auditor expresses an inappropriate audit opinion when the financial statements are materially misstated’ (ISA 200). Materiality: ‘Misstatements, including omissions, are considered to be material if they, individually or in the......

Words: 857 - Pages: 4

Free Essay

Unit 1 Review Question

...UNIT 1 REVIEW QUESTIONS Richard H. Hendrix Jr. Post University Author Note Programming Fundamentals CIS 200 taught by Mohamed Ben Haj Frej Chapter 1 Review Questions 3. Describe the role of each of the five main areas of the Alice interface: the World window, the Object tree, the Details area, the Editor area, and the Events area.  The World Window – Contains a view of the virtual Alice world. The set of blue arrows below the window controls the Alice camera, which provides you with the view in the window.  The Object Tree – The object tree appears to the left of the World window. It shows the objects in the current Alice world organized as a tree of tiles, with a tile for each object. The plus sign next to an object shows that it has sub parts, which may be seen by clicking the plus sign.  The Details Area – The Details area of the Alice interface is located below the Object tree. It has tabs to show properties, methods, and functions for the currently selected Alice object. Properties contain information about an object, such as its color and position in the world. Methods are programs that manipulate an object. A function is a method that returns a value, such as the distance between two objects.  The Editor Area – The largest area of the Alice interface is the Editor area, which appears to the right of the Details area. Here, you assemble and edit methods by clicking and dragging tiles from other parts of the interface. The bottom of the Editor area has a......

Words: 641 - Pages: 3

Premium Essay

Project Management Chapter 1 Review Questions

...Chapter 1: Review Questions 1. What is a project? It is a temporary effort intended to create a unique product, service, or result. 2. What is project management? It is the application of knowledge, skills, tools, and techniques to project activities to meet project requirements. 3. How are projects different from ongoing operations? Projects are temporary and unique while operations are continuous. Operations are an ongoing process to ensure that an organization continues to work effectively. For instance, operation managers can often use checklists to guide much of their work, but project managers rarely have checklists that identify all of the activities they need to accomplish. 4. What types of constraints are common to most projects? Time and budget constraints are common to most projects for clients, and the amount of resources available and the decision maker’s risk tolerance are constraints from an internal point of view. 5. Which deliverable authorizes the project team to move from Selecting and Initiating to Planning? The approval of a charter 6. At what stage of a project life cycle are the majority of the “hands-on” tasks completed? At the execution stage 7. During which state of the project life cycle are loose ends tied up? During the Closing stage 8. What are the five process groups of project management? Initiating, planning, executing, monitoring and controlling, and closing 9. Which process group...

Words: 868 - Pages: 4

Premium Essay

Factual Review Questions 10 Out of 13

...Factual Review Questions LaRae Hall MGMT 449 1/172012 Instructor Herb Spalla Factual Review Questions 1) Describe the rational for continual improvement. The rational for continual improvement is like an infinite number of gradual small changes of continual incremental improvement strategies for companies to consistently keep up their success. There are always ways to make the company better. Change can be good. 2) What is management’s role in continual improvement? Management’s role in continual improvement is to create a companywide quality control committee as well as serving on the committee themselves. Managers should work with the committee to create certain quality assurance goals with deadlines and specific target dates. They should provide moral as well as physical support when necessary. Management should continue to build quality improvement into an official reward system with pay increases and promotions after periodic progress reviews and giving deserved recognition. 3) Describe the five essential improvement activities The five essential improvement activities that management can do for employees are by maintaining communication. Maintaining communication with improvement teams is quite vital. It is imperative to share information before during and after attempting to make improvements. Everyone involved and even a person or division may be impacted by a planned improvement, should be on point with what’s being done,......

Words: 1296 - Pages: 6