CS6008 — Human Computer Interaction Anna University Question paper Nov/Dec 2017

B.E./B.Tech. DEGREE EXAMINATION. NOVEMBER DECEMBER 2017

Eighth Semester

Computer Science and Engineering,

CS6008 — HUMAN COMPUTER INTERACTION

Common to Information Technology (Regulations 2013)

Time : Three Hours

PART A (10x2=20 Marks)

1. How does spreading activation affect the interference effects during information recall from memory

2.What type of HCI paradigm could be used to monitor eruptions of active and hazardous valcanoes ? Reason out.

3. Do you think that prototyping will solve all problems associated with user interface design?Give reasons for your answer.

4. Comment on the usage of colors in emergency response panels.

5. Hew are groups categorized based on their geographical and temporal location

6. What are the Characteristics of Computer Support Cooperative Work systems?

7)Describe the pros and cons of mobile web sites.

8. Draw the lavers of mobile ecosystem.

9. Differentiate between modal and non-modal overlays.

10. Suggest some of the best practices to keep in mind during the design of input overlay.

PART — B

11. a) Distinguish between short term and long term memory. State requirements to perform cognitive walkthrough of a system.

(OR)

b) With examples explain the various types of users and the organizational issues to be considered in designing an interactive system.

12. a) Discuss the principles of good UI design. Evaluate the suitability of the manual tour booking form shown in the figure. 1 for automation using the 121 design principles.

(OR)

b) Consider the following usability objective. Theatre booking clerks with low motivation, no computing experience and no previous training, working in a small and hectic box office. are able to learn to reserve or book seats within a one hour period. What measures could be taken and which techniques would you consider appropriate to test whether this objective was met ?

13. a) Consider the case of preparing a group presentation for a software project. Describe the stages in specifying and designing UI for the same.

(OR)

b) How do 'golden rules' and heuristics help interface designers take account of cognitive psychology ? Illustrate your answer with the design of Microsoft office word.

14. a) Explain briefly about mobile information architecture.

(OR)

b) List and explain the elements of mobile interface design.

15. a) How are contextual tools used in the design of rich web UI ? Illustrate and compare with suitable examples.

(OR)

b) How are virtual pages used in the design of rich web UI ? Illustrate and compare with suitable examples.