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                          IT human computer science英国本科coursework

                          时间:2019-03-21 15:28来源:未知 作者:anne 点击:
                          IT人机科学英国本科课程作业 QUESTION 1 Menus force users to recall the syntax of a command from memory.菜单强制用户从内存中调用命令的语法 True False 2 points QUESTION 2 When is form fillin a more attractive approach than me

                          IT人机科学英国本科课程作业

                          QUESTION 1
                           
                          Menus force users to recall the syntax of a command from memory.菜单强制用户从内存中调用命令的语法
                           True
                           False
                          2 points   
                          QUESTION 2
                           
                          When is form fillin a more attractive approach than menu selection?什么时候表单填充比菜单选择更吸引人?
                           
                          Choosing an item from a list.从列表中选择项目。
                           
                          Data entry of text or numeric values文本或数值的数据输入
                           
                          When the grouping and sequence of menu items needs to be optimized当需要优化菜单项的分组和顺序时
                           
                          When the users want to indicate their choice by pointing at their choice当用户想通过指向他们的选择来指示他们的选择时
                          2 points   
                          QUESTION 3
                           
                          The most common solution to allow a user to select options, perform limited data entry or review error messages is a dialog-box.允许用户选择选项、执行有限数据输入或查看错误消息的最常见解决方案是一个对话框。
                           True
                           False
                          2 points   
                          QUESTION 4
                           
                          Suppose you are designing a menu to list songs on an MP3 player that has a capacity to hold a thousand songs. Which of the following ways should you organize the songs to lead to shorter response times by the user?
                           
                          Alphabetical.
                           
                          Categorized by artist.
                           
                          Categorized by file size.
                           
                          Random.
                          2 points   
                          QUESTION 5
                           
                          Positional consistency is a strong principle for good menu design and it is best to do what when an item is no longer available for selection in a menu?
                           
                          Remove the item.
                           
                          Gray the item out.
                           
                          Allow user to select the item, but the corresponding action will not perform.
                           
                          Provide an instruction saying not to use this selection.
                          2 points   
                          QUESTION 6
                           
                          In order to deal with this depth-breadth trade-off, breadth (more items per level, but less level) breadth is preferred over depth (less items per level, but more levels).
                           True
                           False
                          2 points   
                          QUESTION 7
                           
                          When menus vary their sequence of items adaptively to reflect pattern of use (i.e. moving the most frequently selected objects towards the top), users generally prefer this method.
                           True
                           False
                          2 points   
                          QUESTION 8
                           
                          Audio menus can be useful when one's hands and eyes are busy, or to assist  vision-impaired users.
                           True
                           False
                          2 points   
                          QUESTION 9
                           
                          In order for a computer language to be effective, it should...
                           
                          Represent the user's tasks.
                           
                          Satisfy the human needs for communication.
                           
                          Be easy to record, manipulate and display the language on a computer.
                           
                          All of the above
                          2 points   
                          QUESTION 10
                           
                          The primary difference between a command language and a menu-selection system is command-language users must recall notation and initiate the action.
                           True
                           False
                          2 points   
                          QUESTION 11
                           
                          Command languages are more effective if you provide an exorbitant number of objects and actions, so that the user will be more likely to communicate with commands that seem natural to them.
                           True
                           False
                          2 points   
                          QUESTION 12
                           
                          Using a metaphor as a part of an interface can aid learning, problem solving and retention. The designer should choose a metaphor closer to the computer domain.
                           True
                           False
                          2 points   
                          QUESTION 13
                           
                          Visual distractions or noisy environments interfere with cognitive processing.
                           
                           True
                           False
                          2 points   
                          QUESTION 14
                           
                          Selection menus provide meaningful structure. This property is also beneficial for command languages.
                           True
                           False
                          2 points   
                          QUESTION 15
                           
                          Unix is a successful operating system because its command language uses obvious naming strategies for its various commands.
                           True
                           False
                          2 points   
                          QUESTION 16
                           
                          Natural language interaction a good strategy to use for input.
                           True
                           False
                          2 points   
                          QUESTION 17
                           
                          Much spam comes from small companies and individuals who take advantage of the low cost of e- mail to send blanket notices to huge lists of unfiltered e- mail addresses. 
                           
                           True
                           False
                          2 points   
                          QUESTION 18
                           
                          There has been little progress with regard to input-output devices since computers first became widely available in the 1960s.
                           True
                           False
                          2 points   
                          QUESTION 19
                           
                          Modern keyboards have been refined carefully and tested thoroughly in order to provide the user with maximum versatility. Which of the following choices is the most important characteristic of a keyboard in order to assist in touch-typing?
                           
                          Provide LED lights for the CAPS LOCK key.
                           
                          Place a calculator-style number pad as part the right of the keyboard.
                           
                          Tune the force and displacement of the keys carefully so that when it is pressed, it depresses and produces a subtle clicking noise.
                           
                          Provide additional function keys along the top row of the keyboard.
                          2 points   
                          QUESTION 20
                           
                          Which of the following devices are direct-control pointing devices?
                           
                          Mouse
                           
                          Joystick
                           
                          Touchscreen
                           
                          Eye-Tracker
                          2 points   
                          QUESTION 21
                           
                          Pointing devices are always faster than a keyboard control for the same operation for visually impaired users.
                           True
                           False
                          2 points   
                          QUESTION 22
                           
                          Fitt's law is a predictive model of time and what does it predict?
                           
                          The number of words-per-minute a user can type.
                           
                          The time it takes to point to a target based on width and distance.
                           
                          The speed at which the data density of circuits increases over time.
                           
                          The time it takes for a computer to audibly output a text document.
                          2 points   
                          QUESTION 23
                           
                          Speech is not an ideal interface for word processors because voice commanding is more demanding of the user's working memory than is hand-eye coordination. 
                           True
                           False
                          2 points   
                          QUESTION 24
                           
                          Modern computers are alienating and anti-human.
                           True
                           False
                          2 points   
                          QUESTION 25
                           
                          Why can designing a system for cooperation be a challenge?
                           
                          Balancing the subtle questions of trust, etiquette, deceit and potentially abusive behavior.
                           
                           
                          People generally do not want to cooperate, as they find it unsatisfying and unproductive.
                           
                          There hasn't been any research done on cooperation due to the multiplicity of users.
                           
                          None of the above.
                          2 points   
                          QUESTION 26
                           
                          Research in cooperative interfaces is often more complicated than in single user interfaces.
                           True
                           False
                          2 points   
                          QUESTION 27
                           
                          The way the conversations are managed and moderated tends to have a higher complexity in online communities.
                           True
                           False
                          2 points   
                          QUESTION 28


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