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Posted By: sunil Member Level: Diamond Posted Date: 23 Jun 2008
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2008 III B.Tech II Semester Regular Examinations, Apr/May 2008 Question paper
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Code No: R05321201
Set No. 4
III B.Tech II Semester Regular Examinations, Apr/May 2008
HUMAN COMPUTER INTERACTION
(Information Technology)
Time: 3 hours
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
Max Marks: 80
1. (a) Discuss the impact of ine?ecient screen design on processing time with an
example
(b) Discuss the chronological history of the internet
2. (a) Compare the print page design and web page design
(b) What is meant by extranet? How it is di?erent from internet?
[8+8]
[10+6]
3. Discuss the important human characteristics which have in?uence on interface and
screen design
[16]
4. What are display/read-only screens. Give a brief account of the guidelines to
organise such screens.
5. (a) What are the advantages and disadvantages of key-board?
[16]
(b) Identify the characteristics and capabilities of the following screen-based con-
trols.
i. Selection controls
ii. Buttons
6. What is an icon? What are the kinds of icons? Explain about each kind.
[6+10]
[16]
7. (a) What is the role of user interference architects in building software tools?
(b) Give the BNF notation for a telephone book entry.
8. Describe in detail about various kinds of keyboard layouts.
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