Questions and Answers of Modern Systems Analysis And Design

Indicate the type of normal form for each of the following relations. If the relation is not in third normal form, decompose it into 3NF relations. Convert the 3NF relations into an E-R diagram.Refer
How can the efficiency of data processing be improved by using physical table design?
Consider Figure 9-6.a. In order to determine course uniqueness, what is the name of the new attribute you will introduce to the relation? What is this attribute?b. Draw a relational schema and
Consider the list of individual 3NF relations below. These relations were developed from several separate normalization
Interview a database designer working in a medium-sized supermarket. Ask them why the company uses sequential file organization to store employee records. Why are the inventory records stored in
Contact a database designer in your institute. Ask them what kind of backup procedures they use for copying student data. Why are backup procedures essential? What are the types of file organization
Use your university library and other Internet resources to investigate the types of database models widely available for systems development. Which type is more popular? Why are others not used very
Interview database designers working in a small and a large trading company. Ask them how to start the normalization process. Is there any difference between companies in performing the normalization
Why is considering the design of forms and reports important in the systems design process?
What guidelines should be followed when highlighting information on display?
What kind of formatting should be avoided in textual output?
How should lists and tables be formatted, for instance, in a customer information form?
When should tables and graphs be used when displaying numeric information?
Table 10-1 lists common types of business reports. In Table 10-4, you will find different methods of highlighting. What kind of highlighting techniques would you use for the different types of
What are the key factors determining how design can assist user performance in the best possible way?
Compare Figures 10-8a and 10-8b and reflect the changes to the guidelines summarized in Table 10-7. What improvements can be found? Figures 10-8a Figures 10-8b TABLE 10-7 General Guidelines for
How can information be collected when assessing usability? What information should be collected?
Based on your experiences, add as many as possible common errors to the list presented in Table 10-11. TABLE 10-11 Common Errors When Designing the Layout of Web Pages Error Recommendation Make sure
What benefits were expected from following the three main guidelines when designing forms and reports at Pine Valley Furniture?
What should be considered about possible users, tasks, systems, and the environment of an electronic commerce application from the customer’s point of view? How can you use this information when
Consider a badly designed form or report in terms of speed, accuracy, and satisfaction. For each of these characteristics, list the possible consequences.
With the help of a wireframing tool, such as Visio or Balsamiq Mockups, generate a wireframe of your school’s or university’s homepage.
Select an online fill-in form, such as one for generating an e-mail account. Following the user-centered design process presented in this chapter, redesign the form with help of test users.
For one week, record all reports that you encounter. Analyze them with the help of the guidelines presented in this chapter. Write a report summarizing how different techniques were used to enhance
Go online and find return forms for five different e-commerce applications. Compare the forms. Which has the best usability and why?
Go online and find the annual reports of seven different universities. Write a report that lists what methods of highlighting have been used, how color is used to enhance usability, and when tables
Match each of the key terms above to the definition that best fits it.Command language interaction____ A method by which users interact with information systems.____ A human–computer interaction
Match each of the key terms above to the definition that best fits it.Cookie crumbs____ A method by which users interact with information systems.____ A human–computer interaction method whereby
Match each of the key terms above to the definition that best fits it.Dialogue____ A method by which users interact with information systems.____ A human–computer interaction method whereby users
Match each of the key terms above to the definition that best fits it.Dialogue diagramming____ A method by which users interact with information systems.____ A human–computer interaction method
Match each of the key terms above to the definition that best fits it.Drop-down menu____ A method by which users interact with information systems.____ A human–computer interaction method whereby
Match each of the key terms above to the definition that best fits it.Form interaction____ A method by which users interact with information systems.____ A human–computer interaction method whereby
Match each of the key terms above to the definition that best fits it.Icon____ A method by which users interact with information systems.____ A human–computer interaction method whereby users enter
Match each of the key terms above to the definition that best fits it.Interface____ A method by which users interact with information systems.____ A human–computer interaction method whereby users
Match each of the key terms above to the definition that best fits it.Menu interaction____ A method by which users interact with information systems.____ A human–computer interaction method whereby
Match each of the key terms above to the definition that best fits it.Natural language interaction____ A method by which users interact with information systems.____ A human–computer interaction
Match each of the key terms above to the definition that best fits it.Object-based interaction____ A method by which users interact with information systems.____ A human–computer interaction method
Match each of the key terms above to the definition that best fits it.Pop-up menu____ A method by which users interact with information systems.____ A human–computer interaction method whereby
What does the term “usability” refer to? What is the name of the academic field?
What is the difference between command language interaction and natural language interaction?
Form interaction is effective for input and presentation of information. What are the most important things to consider when designing a form?
What is the difference between a pop-up menu and a drop-down menu?
When designing dialogues (and in many other cases when designing software interfaces), consistency is a key word. What does it mean?
What are the three sections of a dialogue diagramming box?
What are the main reasons for prototyping?
Figure 11-2 shows a form for reporting a customer’s purchasing activities. The form looks nice, but there are some areas where it could be improved. Which areas are they? 1. Narrative Overview
The last two decades have seen a new design paradigm, courtesy of the advent and popularity of the Internet. When it comes to interface design, this evolution could be seen as a step backward. What
There are two methods for positioning menus. Briefly describe their potential applicability in Microsoft Word. Which menu is more interactive and convenient for a systems analyst to use? Give reasons
Consider the following functional dependenciesApplicant_ID → Applicant_NameApplicant_ID → Applicant_AddressPosition_ID → Position_TitlePosition_ID → Date_Position_OpensPosition_ID →
Match each of the key terms above with the definition that best fits it.Adaptive maintenance____ Changes made to a system to fix or enhance its functionality.____ Changes made to a system to repair
Shortlist some of the elements of your institute’s Website, like courses, activities, events, and library. Discuss them with three of your classmates and make a partial dialogue diagram. Now visit
Take a look at the device types listed in this chapter for interacting with a system. Many new ways of interacting with systems have been introduced in recent years. Can any of them also be used for
What is the reason for working with virtual machines (also called a virtual server)?
Building on the research conducted in Problem and Exercise 12.53, what challenges does each device present for designers when delivering an electronic commerce application? Are some devices more
Match each of the key terms above with the definition that best fits it.Wireframe____ A usability dimension concerned with how difficult it is for the user to perform a task for the first time.____ A
Match each of the key terms above with the definition that best fits it.Report____ A usability dimension concerned with how difficult it is for the user to perform a task for the first time.____ A
Match each of the key terms above with the definition that best fits it.Paper prototype____ A usability dimension concerned with how difficult it is for the user to perform a task for the first
Match each of the key terms above with the definition that best fits it.Efficiency____ A usability dimension concerned with how difficult it is for the user to perform a task for the first time.____
Match each of the key terms above with the definition that best fits it.Error rate____ A usability dimension concerned with how difficult it is for the user to perform a task for the first time.____
Match each of the key terms above with the definition that best fits it.Form____ A usability dimension concerned with how difficult it is for the user to perform a task for the first time.____ A Web
Match each of the key terms above with the definition that best fits it.Learnability____ A usability dimension concerned with how difficult it is for the user to perform a task for the first
Match each of the key terms above with the definition that best fits it.Lightweight graphics____ A usability dimension concerned with how difficult it is for the user to perform a task for the first
Match each of the key terms above with the definition that best fits it.Memorability____ A usability dimension concerned with how difficult it is for the user to perform a task for the first
Match each of the key terms above with the definition that best fits it.Satisfaction and aesthetics____ A usability dimension concerned with how difficult it is for the user to perform a task for the
Match each of the key terms above with the definition that best fits it.Stylesheet-based HTML____ A usability dimension concerned with how difficult it is for the user to perform a task for the first
Match each of the key terms above with the definition that best fits it.Usability____ A usability dimension concerned with how difficult it is for the user to perform a task for the first time.____ A
Visit the computer lab at your institute. List the hardware available there and compare your list with the one in Table 11-2 If applicable, highlight any hardware devices not listed in the table that
Refer to Table 11-14 and look at the modality property. Find out different operations in Microsoft Word that fall under modality. TABLE 11-14 Common Properties of Windows and Forms in a GUI
Take a close look at the ribbon interface of Microsoft Office. Try to get hold of either old versions of Microsoft Office or screenshots from that software package. Compare the differences in the
Explore Gmail’s e-mail registration form. As a user registering for a new e-mail ID, comment on the functional capability for smooth and easy navigation in the form and compare it with the data
To ensure that the correct (valid) data is being supplied to a database, a number of tests can be run. Think of 10 different tests to accomplish this task. Then compare your ideas to Table 11-9. Did
Try to find some documentation of keyboard shortcuts for very common software, such as Microsoft Office and Adobe Creative Suite (or their open-source counterparts). How similar are these shortcuts?
Visit your institute’s Website. Referring to Figure 11-5, list the various types of menus used in it and explain their effectiveness.Figure 11-5 Single Menu Linear Sequence Menu Multilevel Tree
There are many open-source as well as freeware applications that shouldn’t be overlooked. Compare Microsoft Word with OpenOffice and Google Docs. What are the main differences between the
There is a lot of research being conducted on ways of interacting with computer systems. Look at what is presented on the Websites for MIT, Google, HP Labs, and similar organizations. Do some
One novel invention when it comes to user interaction is Microsoft’s Kinect, which tracks user movements via thousands of infrared dots. Read more on the Kinect on Wikipedia or other sources.
Try to get hold of a few smartphones or tablets supporting natural language interaction, such as Apple’s Siri or Microsoft’s Cortana (note that some of these systems are only available in certain
Is a server conceptually different from a normal desktop computer?
What is the purpose of Web services? Name a few of the acronyms found in connection with Web services.
What is the difference between HTTP and HTML?
According to HCI researcher Jakob Nielsen, what design principles can a designer use to establish a sense of trust?
What is a CMS used for? Name a few popular CMSs.
What is the difference between HTML and server languages? Name the major languages used on Web servers.
Suppose you are responsible for the design of a new order entry and sales analysis system for a national chain of auto part stores. Each store has a PC that supports office functions. The
In a project meeting regarding the development of an administrative system, a person mentions the “back-end” functionality of the system. What are they most likely referring to?
What is the primary reason for choosing advanced multitiered architectures over ordinary client/server solutions?
Having a number of different sizes of display for accessing online content poses a problem for Web designers and Web developers in general. Take a look at three newspaper Websites in your country.
Using the results from your study in the previous question, do you think that the newspaper Websites have made the right compromises? Has all important information been transferred to the devices
Search the Internet for programming technologies and techniques that result in content being moved around on the page (responsive design). In particular, search for the “media” element in CSS3
As stated in the chapter, Web security is a double-edged sword. If the security measures are too high, customers may not bother accessing vital parts of the Website; and if the measures are too low,
Match each of the key terms above with the definition that best fits it.Acceptance testing____ A testing technique in which participants examine program code for predictable language-specific
Match each of the key terms above with the definition that best fits it.Alpha testing____ A testing technique in which participants examine program code for predictable language-specific errors.____
Match each of the key terms above with the definition that best fits it.Beta testing____ A testing technique in which participants examine program code for predictable language-specific errors.____ A
Match each of the key terms above with the definition that best fits it.Desk checking____ A testing technique in which participants examine program code for predictable language-specific errors.____
Match each of the key terms above with the definition that best fits it.Direct installation____ A testing technique in which participants examine program code for predictable language-specific
Match each of the key terms above with the definition that best fits it.Help desk____ A testing technique in which participants examine program code for predictable language-specific errors.____ A
Match each of the key terms above with the definition that best fits it.Inspections____ A testing technique in which participants examine program code for predictable language-specific errors.____ A
Match each of the key terms above with the definition that best fits it.Installation____ A testing technique in which participants examine program code for predictable language-specific errors.____ A
Match each of the key terms above with the definition that best fits it.Integration testing____ A testing technique in which participants examine program code for predictable language-specific
Match each of the key terms above with the definition that best fits it.Parallel installation____ A testing technique in which participants examine program code for predictable language-specific

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