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Kingdom of Saudi Arabia ﺔ�دﻮﻌﺴﻟا ﺔ���ﻌﻟا ﺔ�ﻠﻤﻤﻟا Ministry of Education ﻢ�ﻠﻌﺘﻟا ةرازو
Umm AlQura University ىﺮﻘﻟا مأ ﺔﻌﻣﺎﺟ
Adham University College ﻢﺿﺄب ﺔ�ﻌﻣﺎﺠﻟا ﺔ�ﻠ�ﻟا
Computer Science Department ي�ﻵا ﺐﺳﺎﺤﻟا ﻢﺴﻗ
First Semester of 2018-1439/1440H Academic Year
Assignment Two
-Solutions-
Last Delivery Date: Monday, 17 / 04 / 1440 H – 24 / 12 / 2018 Question One: 2 Marks
Choose the best answer:
1.Which one of the following glasses is a type of 3D glasses that used commonly in movie theaters?
a) Colored Glasses
b) Circularly Polarized Glasses c) Shutter Glasses
d) a and b
2.If Dr.Mariah wants to connect her laptop to the projector of the smartboard in the class in one of her lectures, which one of the following video display interfaces she can use?
a) Composite Video b) HDMI
c) Component video d) a and b
3.Based on Nyquist Theorem, if the lower limit frequency of the signal is f1 = 6 and the upper limit frequency is f2 = 8, then the sampling rate should be………
a) at least 48 b) at most 48 c) less than 8 d) greater than 6
4. Which one of the following represents the JPEG images sequential mode?
a) Low quality versions of the image are delivered quickly, followed by higher quality passes b) Each pixel of the image is encoded in a single left-to-right, top-to-bottom scan
c) Odd rows of the pixels are scanned first then the even ones d) None of the above
Multimedia Systems Course, 6803316-3
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Kingdom of Saudi Arabia ﺔ�دﻮﻌﺴﻟا ﺔ���ﻌﻟا ﺔ�ﻠﻤﻤﻟا Ministry of Education ﻢ�ﻠﻌﺘﻟا ةرازو
Umm AlQura University ىﺮﻘﻟا مأ ﺔﻌﻣﺎﺟ
Adham University College ﻢﺿﺄب ﺔ�ﻌﻣﺎﺠﻟا ﺔ�ﻠ�ﻟا
Computer Science Department ي�ﻵا ﺐﺳﺎﺤﻟا ﻢﺴﻗ
Question Two: 1 Mark (1 Optional)
True/ False, with the correction of false statements.
1. The goal of the search in the video compression is to find a vector (i, j) as the motion vector MV = (u, v), such that Mean Absolute Difference MAD (i, j) is the maximum. ( False )
The goal is to find a vector (i, j) as the motion vector MV = (u, v), where the Mean Absolute Difference MAD (i, j) must be the minimum.
2. WinRar program that is available in windows system uses the Lempel-Ziv-Welch algorithm to compress the files. ( True )
Remember, “Success is 1% inspiration and 99% perspiration”😉😉
If you have any questions, feel free to ask me through my email T.Mariah Sami Ahmed Khayat
Teacher Assistant @ Adam University College [email protected]
