Cognitive Radio Basics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Cognitive Radio Basics, 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 Cognitive Radio Basics 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 Cognitive Radio Basics mcq questions that explore various aspects of Cognitive Radio Basics problems. Each MCQ is crafted to challenge your understanding of Cognitive Radio Basics 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 Cognitive Radio Basics 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 Cognitive Radio Basics. 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 Cognitive Radio Basics knowledge to the test? Let's get started with our carefully curated MCQs!

Cognitive Radio Basics MCQs | Page 4 of 11

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Q31.
SINCGARS ____ combines with SINCGARS radios and elevates operational ability in the Tactical Internet (TI) environment.

a.

Advanced System Innovation Policy

b.

Advanced System Improvement Program

c.

dvanced System Innovation Program

d.

Advanced System Improvement Policy

Discuss
Answer: (b).Advanced System Improvement Program Explanation:SINCGARS ASIP radios are software programmable. They provide improved data capability. They also offer better FEC for low-speed data modes, a GPS interface, and an Internet controller. They reduce size and weight.
Q32.
____ is forward and backward ____ with theintegrated broadcast service.

a.

Joint Transport Terminal, compatible

b.

Joint Tactical Terminal, compatible

c.

Joint Transport Terminal, convertible

d.

Joint Tactical Terminal, convertible

Discuss
Answer: (b).Joint Tactical Terminal, compatible Explanation:Joint Tactical Terminal is a high performance software radio.Joint Tactical Terminal is forward and backward compatible with the integrated broadcast service. The changes in format and protocol can be adapted by JTT by using a software download.
Q33.
Which among the following is a prototype for mobile ad-hoc network?

a.

Near Term Digital Radio

b.

Single-Channel Ground and Airborne Radio System

c.

Position Location Reporting System

d.

Multifunction Information Distribution System

Discuss
Answer: (a).Near Term Digital Radio Explanation:Near Term Digital Radio is a mobile packet data radio. It has self-organizing and self-healing network capability. Near Term Digital Radio consists of two parts namely clustering and routing.
Q34.
Mobile ad-hoc network is a ____ type of ____ network.

a.

decentralized, wired

b.

decentralized, wireless

c.

centralized, wired

d.

centralized, wireless

Discuss
Answer: (b).decentralized, wireless Explanation:Mobile ad-hoc network is a decentralized type of wireless network. Routing is accomplished by nodes forwarding data to other nodes. This is carried out on the basis of connectivity and specific routing algorithm.
Q35.
Enhanced Position Location Reporting System used ____ communication network.

a.

OFDMA

b.

FDMA

c.

CDMA

d.

TDMA

Discuss
Answer: (d).TDMA Explanation:Enhanced Position Location Reporting System operates in the ultra-high frequency band. It uses frequency hopping, spread spectrum waveform. The two main functions of EPLRS is data distribution and position location and reporting.
Q36.
Which among the following is used by routers of Near Term Digital Radio?

a.

Open Shortest Path First

b.

Routing Information Protocol

c.

Radio Routing Information Protocol

d.

Radio Open Shortest Path First

Discuss
Answer: (d).Radio Open Shortest Path First Explanation:Clustering labels a network into cluster heads and cluster members. Radio Open Shortest Path First is used by routers of Near Term Digital Radio. ROSPF adjacencies are introduced and eliminated in accordance to mobile ad-hoc network information provided by NTDR routers.
Q37.
Radios that perceive all or part of their surrounding are considered adaptive systems.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False Explanation:Radios that perceive all or part of their surrounding are considered aware systems. For examples, a voice radio capable of sensing audio frequencies. Awareness extends from simple protocol decisions to controlling network for maintaining the state of awareness.
Q38.
Interference may be estimated by sensing RF spectrum.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True Explanation:An aware radio uses various sensors to gather information on the environment. An RF spectrum may be sensed to gain information on interference, channel and signals.
Q39.
Cognition capability level one may be achieved by ____ technology.

a.

rule based expert systems

b.

radio based expert systems

c.

radio built experimental systems

d.

rule built expert systems

Discuss
Answer: (a).rule based expert systems Explanation:Cognition capability level one involves goal driven reasoning. It may be achieved by rule based expert systems technology. Rule based systems serve as a means to store, interpret and utilize information.
Q40.
Goals maybe defined in ____ context by introducing ____ awareness.

a.

temporal, IF

b.

temporal, environment

c.

spatial, environment

d.

spatial, IF

Discuss
Answer: (c).spatial, environment Explanation:Environmental sensing extends goal driven reasoning to goals defined in spatial context. Location, position, and timing are some examples of functions that require environmental sensors. RF bands and modes are also sensed.
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