6)Which of the following is NOT a potential benefit of understanding the userin HCI?A. Increased user satisfactionB. Improved system performanceC. Reduced development timeD. Increased system complexity

2)What is the role of user satisfaction in HCI?A. It is the ultimate goal of HCI.B. It can be measured through user surveys and interviews.C. It is essential for the success of any interactive system.D. All of the above.

7)What does HCI take into account regarding user diversity?A. AgeB. GenderC. Cultural backgroundD. All of the above

(a) Explain the following principles in HCI (6 Marks)i. Affordanceii. Usabilityiii. Visibility(b) Discuss three main goals of HCI. (3 Marks)(c) Compare the constructivist and ecological theories of perception and give examplesof how each has influenced interface design. (4 marks)(d) Describe, with the aid of a diagram, the Human Information Processing model.(5 marks)(e) Explain between knowledge in the world and knowledge in the head. (2 Marks)(f) (i) Differentiate “recognition rather than recall” as used in HCI (2 marks)(ii) Discuss areas in system design where ‘recognition’ is encouraged (2 Marks)(iii) Discuss areas in system design where ‘recall’ is encouraged (2 Marks)(g) Discuss any two metaphors used in the study of HCI and clearly show theirimportance in system design. (4 marks)

1. What does HCI stand for?A.Human Computer InterfaceB.Human Computer InteractionC.Human Computer ImplementationD.Human Computer Industry

The goals of HCI are:Question 5Answera.Tasks and Goalsb.Tools and Techniques People usec.Usability and User Experienced.Learn ability and Comfort