Jawaharlal Nehru Technological University Kakinada 2009-2nd Sem B.Tech Information Technology Code No: P1201/R05 III Supplementary s, / HUMAN COMPUTER INTERACTION - Question Paper

Code No: P1201/R05
III B.Tech II Semester Supplementary Examinations, Nov/Dec 2009
HUMAN COMPUTER INTERACTION
(Information Technology)
Time: three hours
Max Marks: 80
ans any 5 ques.
All ques. carry equal marks

1. (a) explain the impact of inefficient screen design on processing time with an
example
(b) explain the chronological history of the internet
[8+8]

2. (a) Compare the application oriented approach and object oriented approach in
designing GUI.
[8]
(b) explain the subsequent principles of user interface design
i. Transparency
ii. Simplicity
iii. Responsiveness
iv. Recovery
[4 × two = 8]

3. explain the subsequent methods of requirements gathering for business system devel-
opment.
(a) E - mail, Bulletin boards
(b) Competitor analysis
(c) Electronic focus group
(d) Paper survey
(e) Trade show
(f) User interface prototyping.
[3+3+3+2+2+3]

4. State and discuss different qualities which provides visually pleasing composition
and provide suitable examples for every quality
[16]

5. provide the description, purpose, advantages and disadvantages of the subsequent oper-
able controls.
(a) Buttons
(b) Text entry / read-only
(c) Combination entry / selection
(d) Selection
[4+4+4+4]

6. What is an icon? elaborate the types of icons? discuss about every type. [16]

7. (a) provide a brief note about user-action notation (UAN)
(b) What is the role of state charts in specification? provide an example of state-chart
for file manipulation actions.
[8+8]

8. (a) provide a brief note about keyboard layouts.
(b) What is meant by function key? List the different function keys. [8+8]
2 of 2

Earning:   Approval pending.