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Cork Institute of Technology
Higher Certificate in Computing in Information Technology Support – Award
(National Certificate in Computing in Information Technology Support – Award)
(NFQ – Level 6)
Summer 2005
Multimedia
(Time: 3 Hours)
Instructions Answer FOUR questions All questions carry equal marks.
Examiners: Dr. D. Chambers Mr. P. O’Connor Mr. E. A. Parslow Mr. C.E. Manning
Q. 1 (25 marks)
Write the HTML required to specify the table illustrated below.
As I Was going
to (^) St. Ives. I met a man with seven wives
Every cat had seven
How many were going to St. Ives? kits cats
www.cit.ie sacks wives
Every wife had seven sacks, and every sack had seven cats
You may assume that all type is the default font and size. www.cit.ie is a link to the CIT homepage. The centered cat image is 100x100 pixels and is named “cat.gif”
Q. 2 (25 marks)
Part A (12 marks) Explain how variable length codes can be used to reduce the number of bits required to store text. Illustrate you answer with an alphabet of 8 symbols and table of variable length codes.
Part B (8 marks) What is run length encoding?
Part C (5 marks) What is meant by a palette clash?
Q.3 (25 marks)
Part A (12 marks) Explain how the distribution of different types of cells in the human eye results in difficulty in perceiving colour at the periphery of the visual field.
Part B (13 marks) “Although colour perception has a physiological basis, the way humans experience colour is heavily influenced by cultural factors.” Explain and discuss
Q.4 (25 marks) Part A (10 marks) Macromedia Director has six special channels in addition to those used for image sprites. Two of
these channels are for sound. What are the other four and what are they used for?
Part B (15 marks)
A Macromedia Director movie has a black button on stage in channel 5. Over the button is a hot spot
in channel 6. When the mouse rolls over the hotspot the button changes from black to white. When
the mouse rolls off, it goes back to black. The white button is in cast member number 4 and the
black button is in cast member number 5. When the hotspot is clicked the movie jumps to frame
“action.”
A frame script in frame 10 controls the rollover.
Write the Lingo code for the frame script.
