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Unformatted text preview: Ch 14 Name___________________________________ TRUE/FALSE. Write 'T' if the statement is true and 'F' if the statement is false. 1) The overarching goal of human- computer interaction is to achieve efficiency. 1) 2) It is important that the fit among the user, computer, and task all correspond. 2) 3) Better fit results in greater efficiency but many times more stress for the human involved in the system. 3) 4) The technology acceptance model is a way for analysts to organize their thinking about whether software developers will accept and use programming tools and other information technology. 4) 5) The technology acceptance model has two keys, perceived usefulness and perceived ease of use. 5) 6) One important consideration is that data are made available in a consistent form so that users can make sense of them. 6) 7) A pivot table is useful because it gives users greater control over how they look at data in different ways within a table. 7) 8) From an HCI perspective, the analyst should think in terms of limitations on human vision. 8) 9) When designing from an HCI perspective, you start realizing that limitations are often discussed in terms of cost. 9) 10) The foremost concern when designing from an HCI perspective will always be assisting a user in using technology. 10) 11) To most users, the interface is the system. 11) 12) To be properly utilized, the menu user must know which task he/she desires. 12) 13) Menus can be nested within one another to lead a user through options in a program. 13) 14) A disadvantage of nested menus is that they require users to consider menus in which they have no interest. 14) 15) A main menu in a GUI system uses single words for menu items. 15) 16) A command language affords the user more flexibility and control. 16) 17) Beginning users tend to prefer command languages. 17) 18) Other interfaces require more system sophistication than direct manipulation does. 18) 1 19) The key to a graphical user interface is the constant feedback on task accomplishment that it provides. 19) 20) Choice of icons, language, and hyperlinks on the Web have no bearing on the kinds of users you are trying to attract. 20) 21) A default value is one that contains screen field entry values that are entered the majority of the time. 21) 22) Voice recognition systems allow people to enter commands only at a given workstation. 22) 23) Tool tip help is provided when the user clicks an object with the right mouse button. 23) 24) One common method of controlling pull- down menus is through the use of Alt followed by a letter) keystrokes. 24) 25) Use audio feedback sparingly to denote urgent situations. 25) 26) If used correctly, feedback can be a powerful reinforcer of users' learning processes. 26) 27) Context sensitive help means providing help about how to get help. 27) 28) An ecommerce site should only provide feedback to users. 28) 29) The standard type of navigational approach used for ecommerce is called "one- click." 29) 30) An Internet site map is used to improve navigational efficiency.30) An Internet site map is used to improve navigational efficiency....
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- Spring '11