Technology Tradeoffs in Software Defined Radio MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Technology Tradeoffs in Software Defined Radio, a fundamental topic in the field of Cognitive Radio. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Technology Tradeoffs in Software Defined Radio MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Technology Tradeoffs in Software Defined Radio mcq questions that explore various aspects of Technology Tradeoffs in Software Defined Radio problems. Each MCQ is crafted to challenge your understanding of Technology Tradeoffs in Software Defined Radio principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Cognitive Radio tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Technology Tradeoffs in Software Defined Radio MCQs are your pathway to success in mastering this essential Cognitive Radio topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Technology Tradeoffs in Software Defined Radio. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Technology Tradeoffs in Software Defined Radio knowledge to the test? Let's get started with our carefully curated MCQs!

Technology Tradeoffs in Software Defined Radio MCQs | Page 11 of 17

Discover more Topics under Cognitive Radio

Q101.
FEC operations are ____

a.

byte-serial

b.

byte-parallel

c.

bit-serial

d.

bit-parallel

Discuss
Answer: (c).bit-serial Explanation:Forward error control operations are bit-serial. It involves bit-level manipulations. They are usually carried out in registers of length 11, 13 etc. Additional bit-masking is required to implement FEC functions.
Q102.
_____ interleave two systematic concatenated codes.

a.

urbo codes

b.

Soft codes

c.

Convolution codes

d.

Trellis codes

Discuss
Answer: (a).urbo codes Explanation:Turbo codes interleave two systematic concatenated codes. It improves error protection. Turbo codes exhibit high performance with low complexity encoding and decoding algorithms.
Q103.
Which of the following ASIC is preferred in IF stage?

a.

FEC ASICs

b.

Digital filtering ASICs

c.

Transceiver ASICs

d.

INFOSEC ASICs

Discuss
Answer: (b).Digital filtering ASICs Explanation:Digital filtering ASICs are preferred in IF stage as they perform IF-baseband frequency translation and filtering. FEC ASICs are used for encapsulation in modem entity.
Q104.
The access of architecture level functions from component level building blocks may be called _____

a.

Universal plug and play

b.

Tunneling

c.

Ethernet

d.

Point-to-point protocol

Discuss
Answer: (b).Tunneling Explanation:The integration of Application Specific Integrated Circuits in SDR necessitates a means for passing control and data information. The access of architecture level functions from component level building blocks may be called tunneling. It requires the refinement of layered virtual machine architecture.
Q105.
Which of the following options is not an aspect of tunneling facility?

a.

Definition of interface points

b.

Identification of constraints

c.

Identification of processing capability

d.

Resolving conflicts

Discuss
Answer: (c).Identification of processing capability Explanation:The functions of the tunneling facility include the definition of interface points, use of tunneled components, identification of constraints, and resolution of conflicts. The interfaces to the application objects are described to the radio infrastructure by using Tunnel() function.
Q106.
FPGA’s are designed specifically for fast implementation of ____

a.

state machines

b.

state flow

c.

state machines and state flow

d.

state machines and sequential logic

Discuss
Answer: (d).state machines and sequential logic Explanation:A Field Programmable Gate Array is a configurable logic circuit. It consists of programmable logic blocks that can be connected in different formations. The layout is specifically designed for fast implementation of state machines and sequential logic.
Q107.
State machines consist of ____ that represents the number of states.

a.

a memory

b.

states

c.

clock

d.

control signal

Discuss
Answer: (a).a memory Explanation:State machines consist of a memory that represents the number of states. It detects input andgenerates output as a function of state transition.
Q108.
A state transition maps the relation between ____and ____ to compute the _____

a.

present state, input, output

b.

present output, input, feedback

c.

input, feedback, output

d.

present state, output, feedback

Discuss
Answer: (a).present state, input, output Explanation:A state transition maps the relation between present state and input to compute the output. The output map chooses an appropriate output to be created during state transition.
Q109.
Which of the following exhibits low efficiency when implemented using FPGA?

a.

FFT algorithm

b.

Database algorithm

c.

Convolution algorithm

d.

FEC algorithm

Discuss
Answer: (b).Database algorithm Explanation:Field Programmable Gate Array is suitable for algorithms having limited data scope such as Fast Fourier Transform and digital filtering. However degradation of performance occurs when -FPGA is used for algorithms operating on bulk data such as database algorithms.
Q110.
Which of the following is not a layer in the soft radio model proposed by Srikanteswara?

a.

Application layer

b.

Configuration layer

c.

Processing layer

d.

Tunneling layer

Discuss
Answer: (d).Tunneling layer Explanation:Srikanteswara envisioned a soft radio model with four layers. The processing layer comprises of reconfigurable hardware. The configuration layer translates packet header into configuration commands. The soft radio layer passes the processed data and errors to application layer. The application layer controls architecture parameters.
Page 11 of 17