Ift 372 - Study guides, Class notes & Summaries
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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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ASU IFT 372 Fall 2023 Helm Weeks 1
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ASU IFT 372 Fall 2023 Helm Weeks 1
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IFT 372 Wireless Communication - Helm - Quiz 8-9 + Lecture Activities
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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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IFT 372 UPDATED Test Questions and CORRECT Answers
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What is a logarithm?A logarithm is an exponent based mathematical representation of a 
numerical value. 
What logarithmic base is used in digital communications?Two 
How do you find a log2 value on a calculator that only has log10 functionality? (Hint: what is 
the formula?)log2(a) = [log10(a) / log10(2)] 
What is the definition of a decibel?A decibel is a mathematical representation of a 
power level on a logarithmic scale. 
a = 10lob(b), where a is the decibel value and b is the decimal val...
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IFT 372 EXAMS BUNDLE
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IFT 372 Wireless Communication - Helm - Quiz 8-9 + Lecture Activities

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IFT 372 WIRELESS COMMUNICATION - HELM - QUIZ 1-7 + MIDTERM + LECTURE ACTIVITIES

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IFT 372 MIDTERM QUESTIONS AND ANSWERS
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ASU IFT 372 Fall 2023 Helm Weeks 1-7 Quizzes +Midterm Multisource with complete solution
- Exam (elaborations) • 31 pages • 2024
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ASU IFT 372 Fall 2023 Helm Weeks 1-7 
Quizzes +Midterm Multisource with 
complete solution
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IFT 372 MIDTERM QUESTIONS AND ANSWERS
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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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ASU IFT 372 Fall 2023 Helm Weeks 1
- Exam (elaborations) • 31 pages • 2024
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ASU IFT 372 Fall 2023 Helm Weeks 1
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IFT 372 TOP Exam Questions and CORRECT Answers
- Exam (elaborations) • 17 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?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
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ASU IFT 372 Fall 2023 Helm Weeks 1-7 Quizzes +Midterm Multisource with complete solution
- Exam (elaborations) • 31 pages • 2023
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ASU IFT 372 Fall 2023 Helm Weeks 1-7 
Quizzes +Midterm Multisource with 
complete solution
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