IFT 372
Arizona State University
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IFT 372 MIDTERM QUESTIONS AND ANSWERS
- Exam (elaborations) • 6 pages • 2024
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True or False 
The FCC regulates prices, data sizes, and plans, including cell patterns and frequency reuse patterns - Answer-False 
 
True or False 
A communications network is a collection of switching nodes - Answer-True 
 
True or False 
A handoff (or handover) changes the routing of an ongoing voice call from one cell to another - Answer-True 
 
How many generations of cellular standards were developed to arrive at the modern day standard? - Answer-5 
 
The SIM card does the following - Ans...
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IFT 372 WIRELESS COMMUNICATION - HELM - QUIZ 1-7 + MIDTERM + LECTURE ACTIVITIES
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What is a logarithm? - Answer-A logarithm is an exponent based mathematical representation of a numerical value. 
 
What logarithmic base is used in digital communications? - Answer-Two 
 
How do you find a log2 value on a calculator that only has log10 functionality? (Hint: what is the formula?) - Answer-log2(a) = [log10(a) / log10(2)] 
 
What is the definition of a decibel? - Answer-A decibel is a mathematical representation of a power level on a logarithmic scale. 
a = 10lob(b), where a is th...
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IFT 372 Wireless Communication - Helm - Quiz 8-9 + Lecture Activities
- Exam (elaborations) • 12 pages • 2024
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What is the chip rate for a direct sequence spread spectrum system that has 26 dB of processing gain and a data rate of 90 kbps? - Answer-Processing Gain = 10 log (Chip Rate / Data Rate) 
Given: Processing Gain = 26 dB; Data Rate = 90 kbps 
10^(26/10) = Chip Rate / 90 kbps 
Chip Rate = 400 * 90 kbps 
= 36000 kbps 
= 30 Mbps 
 
What is the chip rate for a direct sequence spread spectrum system that has 23 dB of processing gain and a data rate of 50 kbps? - Answer-Processing Gain = 10 log (Chip Ra...
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IFT372 Practice Mid-Term Exam - Spring A 2019.docx
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IFT372 Practice Mid-Term Exam - Spring A 2019.docx
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IFT 372 Collective Quiz Bank.docx
- Exam (elaborations) • 30 pages • 2021
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IFT 372 Collective Quiz B
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IFT372 Practice Final Exam - Spring B 2017 (1).docx
- Exam (elaborations) • 11 pages • 2021
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IFT372 Practice Final Exam - Spring B 2017 (1).docx
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IFT372_Practice_Mid-Term_Exam_-_Fall_B_2019.docx
- Exam (elaborations) • 13 pages • 2021
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IFT372_Practice_Mid-Term_Exam_-_Fall_B_
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