Answer Happy

Question 2 (15 marks) a. Consider the UI shown below. When the user clicks on What's this? hyperlink, a pop-up window containing details about where to locate barcode information in the printed receipt will appear. FULL NAME BARCODE EMAIL ADORESS Example: [email protected] What's this? BARCODE Example: CEOXXXXXXXXBG The barcode is available on the receipt given to you when you paid for the shipment of your parcel. Foreign Parcel Country: GERMANY Addressee: AMAZON Weight: 2.300 ka Barcode: CE090005896MT Price: 26.20 Stamps Affixed: 0.00 GOT IT Describe which UI design principle(s)/guideline(s) were observed by the designer of this app and explain why these principles/guidelines are important. [4 marks] Page 4 of 18

b. The screen below shows a synthesizer app for the iPad. State TWO UI design guidelines / principles were used by its designer(s) to create this app. For each identified guideline / principle, provide a detailed description and its advantages in your own words. [6 marks] Sir Mind OSOLATON BANK OUT Oromo C Mini UI Design Guidelines / Principles Description / Advantages 1 2 Page 5 of 18

c. The screenshot below is part of an online purchasing app that captures payment details. Q Search III и PAYMENT DETAILS Name on card Claire Hill Credit card Number CVC Expiration Security code MM/YY The I'm qwertyuiop р a s d f g h i k I zxcvbnm 123 9 space return Describe which UI design principle(s)/guideline(s) have been violated/compromised and explain why these principle(s)/guideline(s) are important. [5 marks] Page 6 of 18