EngE_1104_Spring_2007_Lab_9_Warm_Up_Students_Copy_V1A_TW

# EngE_1104_Spring_2007_Lab_9_Warm_Up_Students_Copy_V1A_TW -...

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Explorations Of Our Digital Future Spring 2007 Lab 9 Warm-Up Worksheet Copyright by: Jeremy Garrett and Tom Walker, Feb. 2006 —Jan. 2007 Read Chapter 3 of Engineering Our Digital Future and then answer the following questions. Submit your answers in the appropriate form on Blackboard (paper copies will not be accepted). 1. How many bits are needed to store the decimal numbers 0 through 15. a) 2 b) 4 c) 8 d) 12 e) 16 f) 24 g) 32 h) none of the above 2. How many bits are needed to store the decimal numbers 0 through 255. a) 2 b) 4 c) 8 d) 12 e) 16 f) 24 g) 32 h) none of the above 3. Most digital pictures are created by using 8 bits for red, 8 bits for green, and 8 bits for blue, with 24 total bits being used to create the color for each pixel. In such an image, how many total colors (or shades of color) are available (based on the number of bits)? a) 15 b) 256 c) 4096 d) 65536 e) 16777216 f) 4294967296 4. If an image has 1024 x 768 pixels, how many total pixels are there? a) 8

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EngE_1104_Spring_2007_Lab_9_Warm_Up_Students_Copy_V1A_TW -...

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