Software Defined Radio and Architecture
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Questions and Answers

What is the primary advantage of software-defined radio in wireless networks?

  • Increased radio frequency range
  • Flexibility in modifying radio frequency parameters (correct)
  • Reduced component count
  • Improved signal-to-noise ratio

Which of the following is a basic element of software-defined architecture in wireless networks?

  • Modulator
  • Data converter
  • Radio Frequency (RF) front end (correct)
  • Demodulator

What is a minimum requirement for a software-defined radio?

  • Digital-to-analog converter
  • Field-programmable gate array
  • Analog-to-digital converter (correct)
  • Microcontroller

What is a key benefit of software-defined architecture in wireless networks?

<p>Reduced development time and cost (C)</p> Signup and view all the answers

In software-defined radio, what is the primary function of the digital signal processing block?

<p>Modulation and demodulation (B)</p> Signup and view all the answers

What is the primary goal of 3G and 4G network architectures?

<p>To provide high-speed internet access (B)</p> Signup and view all the answers

What is a key difference between CDMA 2000 and UMTS networks?

<p>CDMA 2000 uses frequency division duplexing, while UMTS uses time division duplexing (C)</p> Signup and view all the answers

In 3G networks, what is the primary function of the Radio Network Controller (RNC)?

<p>To manage the allocation of radio resources (A)</p> Signup and view all the answers

What is a key advantage of edge networks in wireless telecommunications?

<p>They enable the use of smaller cell sizes (A)</p> Signup and view all the answers

What is a key characteristic of 4G networks?

<p>They use a packet-switched architecture (B)</p> Signup and view all the answers

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