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Dms 101 Management Mathematics I Question Paper

Dms 101 Management Mathematics I

Course:Diploma In Information Technology

Institution: Kca University question papers

Exam Year:2014

UNIVERSITY EXAMINATIONS: 2013/2014
ORDINARY EXAMINATION FOR THE DIPLOMA IN
INFORMATION TECHNOLOGY
DMS 101 MANAGEMENT MATHEMATICS I
DATE: AUGUST, 2014
TIME: 11/2HOURS
INSTRUCTIONS: Answer Any Three Questions
QUESTION ONE
Madara
DIT 505: video editing
supplementary examination
QUESTION ONE [20 MARKS]
a)
Define THE FOLLOWING[10 marks]
a) Photography
b) video editing
c) shutter
d) aperture
e) focal length
f) contrast
g) luminance
h) pixelate
i) hue
j) sepia.
b) What do the following abbreviations mean[10 MARKS]
i)
CCD
ii)
SLR
iii)
JPEG
iv)
TIFF
v)
GIFF
vi)
ISO
vii)
USB
1
viii)
ix)
CODEC
NTSC
QUESTION TWO [20 MARKS]
a) Explain the following terms[ 5 marks]
i)
colour depth
ii)
resolution
iii)
frame rate
iv)
video time
v)
framesize
b) A video clip is captured with a resolution of 320 x 240, and using
a colour depth of 16 bits. The frame rate is 25 fps, and the clip
has a duration of 29 seconds. Calculate the file size of the video
clip.[5 marks]
c) what are the TEN General parameters of a video:[10 marks]
Question three [20 marks]
a) what is the difference between bit rate of video and data rate of video?[4 marks]
b) Does data rate effects the quality of video?[2 marks]
c) What are the factors affecting Resolution of a video?[ 4 marks]
c)
d)
Explain the purpose of storyboards in terms of organising multimedia [2 marks]
Describe two methods of
i)
ii)
e)
audio data compression. [2 marks]
video data compression. [ 2marks]
Explain the process of morphing as it applies to digital images.[4 marks]
Question 4 [20 marks]
a) Calculate the number of gigabytes in a 2-hour digital movie if each frame in the movie
is made up of 512 × 512 pixels, each pixel is assigned a 9-bit binary code, and each
second of the movie requires 24 frames, without any compression.[8 marks]
b) Other than the video camera, which other TWO things do you require to do video
editing?[2 marks]
c) List TEN video editing softwares [10 marks]
Question FIVE [20 marks]
2
a) A text file that uses only five characters (A, B, C, D, E) with the following
frequencies. What is the Huffman coding for EAEBAECDEA [10 marks]
b) what are the THREE standard framerate?[3 marks]
c) Distinguish between progressive & interlaced in video formats [2 marks]
d) What FIVE factors would you consider before producing your movie for
distribution[5 marks]
3

Dms 101 Management Mathematics I Question Paper

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