CIT742 : MULTIMEDIA TECHNOLOGY (2014)

NATIONAL OPEN UNIVERSITY OF NIGERIA

14/16 AHMADU BELLO WAY, VICTORIA ISLAND, LAGOS

SCHOOL OF SCIENCE AND TECHNOLOGY

MARCH/APRIL 2014 EXAMINATION

COURSE CODE: CIT 742

COURSE TITLE: MULTIMEDIA TECHNOLOGY

TIME ALLOWED: 3HOURS

INSTRUCTION:ANSWER ANY FIVE (5) QUESTIONS. EACH QUESTION CARRIES 14 MARKS

1a. Using examples explain the term multimedia applications (5 Marks)

1b. Using examples describe five (5) components of a multimedia system (5 Marks)

1c. State four (4) challenges of a multimedia system (4 Marks)

2a. Briefly describe colour (4 Marks)

2b. How does the human eye sense colour? What characteristics of the human visual system can be exploited for the compression of colour images and video? (10 Marks)

3a.What is multimedia compression? (5 Marks)

3b. List five (5) key issues that affect storage media (5 Marks)

3c. List four factors that influence I/O performance (4 Marks)

4a. Define Pixel (5 Marks)

4b. Define multimedia compression (5 Marks)
4c. What factors determine the resolution of a monitor? (2 Marks)
4d. What does GIF stand for? (2 Marks)

5a. Define Noise (5 Marks)

5b. Define the following terms

· Hypertext

· Hypermedia

5c. Define Authoring System

6a. State and explain the theory of Digitization (5 Marks)

6b. Explain lossless Compression (5 Marks)

6c. List Four (4) typical lossless compression file format (4 Marks)

7. Explain and describe using mathematical expressions discrete cosine transform (14 Marks)

For the 2015 – till date past questions for this course CLICK HERE

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