ECET105_W1_Homework.docx

ECET105_W1_Homework.docx - ECET105 Digital Fundamentals...

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ECET105 – Digital Fundamentals Homework Assignment #1 Name: Does a typical computer have any analog outputs? If so, what are they? A) A typical computer does have an analog output. An example of one is VGA also known as Video’s Graphic Array. This VGA carries an analog component. 1. List three advantages of digital signal representation as compared to their analog representation. A) The three advantages of digital signal over analog: Digital signal carry more information per second, maintains better quality over long distances, and can be encrypted to protect the information from outside sources. 2. Convert 126 x 10 +2 to scientific and engineering notations. A) Conversion to scientific notation: 12.6 x 10 +3 Engineering notations: .126 x 10 +5 3. Make the following conversions: a. Convert 0.34 seconds to milliseconds. A) 340 seconds b. Express 0.0005 x 10 -4 farads as picofarads. ECET105 Homework Assignment #1 Page 1 of 4

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A) 50,000 picofarad 4. The frequency of a signal is equal to the reciprocal of the signal’s period (f = 1/p). For a computer with a 2.4 GHz clock, what is the clock period? Use engineering notation for
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