Answer Happy

Question 3 (20 marks) a. Consider two different menus (Design A and Design B) of a property app that allows the user to buy, rent and sell properties online. Design A Nesting Place Design B Nesting Place RE RE HOME SEARCH HOME SEARCH 1 Roost To Buy Migrate * Rent Fly Sell YOUR NESTING PLACE YOUR NESTING PLACE ON ON Recently viewed Saved homes Recently viewed Saved homes Saved searches Saved searches MORTGAGES MORTGAGES i. Labeling system is an important element of information architecture. In your own words, explain why a good labeling system is essential. [2 marks] ii. Which design uses a better labeling system? Explain your answer. [2 marks] Page 7 of 18

b. Most File menus put the "New" option at the top while “Exit” option at the bottom as shown below. Microsoft Word Firefox Microsoft Paint Documenti - Microsoft Word Edt Yaw Insert Format Tools Table untitled - Paint File Edit View Image Colors Help New win Din LED 1111 ELL Google - Mozilla Firefox File Edit Yew History Book New Window CLIEN New Tab Ctrl+T Open Location... Ctrl+L Head Open Fle... ws Ctrl+W Open... Chris Ctrl+F4 Save As... Save Ctrl+S Save As... Save as Web Page... Fle Searcb... Save Page As... Ctrl+5 Sond Link..., Print Preview Page Setup... Print... Ctrl+P Send... Permssion Page Setup... Prnt Preview Print... Versions... Ctrl+P Sct. As Bachurand Centro Web Page Preview Import... Page Setyo... Work Offline 1 EdtMenuFrefox bp 2 FleMenufirefox.bmp 3 D:\work... EdtMenu Word.bmp 4 D:work ---FileMenuWord.bro Print Preview Exit Print... Col+P TGoogle Search Exit Send To Properties 1 C:\... 1ArchivusACL2006-MM-MA.doc 2C:\...\Zipp.noExample PARMUMLUV1-AL.doc 3D:\work)...Parmenides\PARM_NLUY1-AL.doc 1C:\... ZippingExample'RegulusGUIEval.doc i. Explain the design decision of the placement of these options with Fitt's Law. [2 marks] ii. Given the size of each menu option is the same, describe the index of difficult (ID) of the options “New” and “Exit”. No actual computation is required. [2 marks] iii. Can Fitt's law help to reduce the user errors? Why? [2 marks] Page 8 of 18

c. You are the chief designer who leads a team to redesign the self-check-in kiosks of an international airline. i. In your own words, explain to your team members why user personas are useful UC design tools. [4 marks] Page 9 of 18

ii. Identify three important personas for the new self-check-in kiosks. Include a brief description of each user persona and brief explanations why you consider these as important user personas. [6 marks] Persona 1 Description Why important? Persona 2 Description Why important? Persona 3 Description Why important? Page 10 of 18