Question 1

Following are essential characteristics of current sensor network

Accepted Answer

A) the nodes have only modest processing power and memory 
B) network links and nodes can come and go 
C) neither a nor b 
D) a and b both 
A) the nodes have only modest processing power and memory 
B) network links and nodes can come and go 
C) neither a nor b 
D) a and b both D

Question 2

Which one of the following frequency bands is used for cordless phones?

Accepted Answer

A) 40 mhz 
B) 900 mhz 
C) 75 mhz 
D) 300 mhz 
A) 40 mhz 
B) 900 mhz 
C) 75 mhz 
D) 300 mhz B

Question 3

A___________ sensing system is inherently more robust against individual sensor node or link failures, because of redundancy in the network

Accepted Answer

A) centralized 
B) decentralized 
C) both 
D) not applicable 
A) centralized 
B) decentralized 
C) both 
D) not applicable B

Question 4

This mode of wireless network allows devices to communicate directly with each other.

Accepted Answer

A) digital 
B) physical 
C) ad-hoc 
D) infrastructure 
A) digital 
B) physical 
C) ad-hoc 
D) infrastructure

Question 5

Using more nodes increases

Accepted Answer

A) the cost 
B) the power consumption of components 
C) neither a nor b 
D) a and b both 
A) the cost 
B) the power consumption of components 
C) neither a nor b 
D) a and b both

Question 6

A sensor network is designed to collect information from a___________ environment

Accepted Answer

A) logical 
B) physical 
C) logical as well as physical 
D) none of above 
A) logical 
B) physical 
C) logical as well as physical 
D) none of above

Question 7

___________routes user queries or commands to appropriate nodes in a sensor network

Accepted Answer

A) bridge and gateway both 
B) bridge only 
C) gateway only 
D) none of above 
A) bridge and gateway both 
B) bridge only 
C) gateway only 
D) none of above

Question 8

It is more appropriate to address nodes in a sensor network by_____ than by______

Accepted Answer

A) ip address/physical properties 
B) netwok address / ip address 
C) ip address / netwok address 
D) physical properties/ ip address 
A) ip address/physical properties 
B) netwok address / ip address 
C) ip address / netwok address 
D) physical properties/ ip address

Question 9

Because of the unique attenuation characteristics of RF signals, _____network provides a significant energy saving over ______network for the same distance

Accepted Answer

A) single hop/multi hop 
B) multi hop / single hop 
C) wireless/ wired 
D) single hop/ wired 
A) single hop/multi hop 
B) multi hop / single hop 
C) wireless/ wired 
D) single hop/ wired

Question 10

The greatest advantage of networked sensing are in improved___________

Accepted Answer

A) robustness 
B) scalability 
C) both 
D) not applicable 
A) robustness 
B) scalability 
C) both 
D) not applicable

Question 11

Communicating 1 bit over the wireless medium at short ranges consumes ___________energy than processing that bit.

Accepted Answer

A) less 
B) more 
C) equal 
D) can not compare 
A) less 
B) more 
C) equal 
D) can not compare

Question 12

Each node is equipped with

Accepted Answer

A) only one sensing device 
B) one or more sensing devices 
C) only more than one sensing devices 
D) no sensing device attached 
A) only one sensing device 
B) one or more sensing devices 
C) only more than one sensing devices 
D) no sensing device attached

Question 13

select the correct statement

Accepted Answer

A) in wireless sensor networks, nodes can be destroyed, be asleep or die from malfunction or battery depletion 
B) what is important to the sensor network is the information the nodes contain, not the nodes themselves 
C) neither a nor b 
D) a and b both 
A) in wireless sensor networks, nodes can be destroyed, be asleep or die from malfunction or battery depletion 
B) what is important to the sensor network is the information the nodes contain, not the nodes themselves 
C) neither a nor b 
D) a and b both

Question 14

What is the acronym used to indicate a network that provides support for a single user in a 10-meter range?

Accepted Answer

A) man 
B) can 
C) lan 
D) pan 
A) man 
B) can 
C) lan 
D) pan

Question 15

The challenges we face in designing sensor network systems and applications include

Accepted Answer

A) limited hardware 
B) limited support for networking 
C) limited support for software development 
D) a, b, and c all included 
A) limited hardware 
B) limited support for networking 
C) limited support for software development 
D) a, b, and c all included

Question 16

application of WSN for Infrastructure protection is

Accepted Answer

A) traffic, habitat, 
B) power grids, water distribution 
C) habitat, security 
D) responsive environment 
A) traffic, habitat, 
B) power grids, water distribution 
C) habitat, security 
D) responsive environment

Question 17

environmental monitoring is carried out using WSN for

Accepted Answer

A) multi-target tracking 
B) power grids, water distribution 
C) traffic, habitat, security 
D) appliances, factory, supply chains 
A) multi-target tracking 
B) power grids, water distribution 
C) traffic, habitat, security 
D) appliances, factory, supply chains

Question 18

What wireless mode is being used by a student who uses a wireless connection to link to her lab partner's notebook PC in a study hall?

Accepted Answer

A) ad-hoc 
B) infrastructure 
C) fixed-base 
D) roaming 
A) ad-hoc 
B) infrastructure 
C) fixed-base 
D) roaming

Question 19

Ad-hoc mode of wireless network is also known as __________ mode.

Accepted Answer

A) router 
B) roaming 
C) infrastructure 
D) digital 
A) router 
B) roaming 
C) infrastructure 
D) digital

Question 20

Network for sensor networks is ____centric but not ______centric

Accepted Answer

A) node , data 
B) data , node 
C) node , information 
D) link , data 
A) node , data 
B) data , node 
C) node , information 
D) link , data

Following are essential characteristics of current sensor network

Which one of the following frequency bands is used for cordless phones?

A___________ sensing system is inherently more robust against individual sensor node or link failures, because of redundancy in the network

This mode of wireless network allows devices to communicate directly with each other.

Using more nodes increases

A sensor network is designed to collect information from a___________ environment

___________routes user queries or commands to appropriate nodes in a sensor network

It is more appropriate to address nodes in a sensor network by_ than by__

Because of the unique attenuation characteristics of RF signals, _network provides a significant energy saving over __network for the same distance

The greatest advantage of networked sensing are in improved___________

Communicating 1 bit over the wireless medium at short ranges consumes ___________energy than processing that bit.

Each node is equipped with

select the correct statement

What is the acronym used to indicate a network that provides support for a single user in a 10-meter range?

The challenges we face in designing sensor network systems and applications include

application of WSN for Infrastructure protection is

environmental monitoring is carried out using WSN for

What wireless mode is being used by a student who uses a wireless connection to link to her lab partner's notebook PC in a study hall?

Ad-hoc mode of wireless network is also known as __________ mode.

Network for sensor networks is centric but not __centric

Exploring the Challenges and Applications of Sensor Networks

Wireless Sensor Network Applications and Challenges

Exploring Different Aspects of Wireless Sensor Networks

Topics on Wireless Sensor Networks and Network Access Protocols

Multiple Access Techniques and Wireless Network Management

Wireless Networking and Radio Communication

Understanding Energy Optimization and Latency in Sensor Networks

Wireless Mac Protocols and Network Topology Control

Wireless Networking and Standards

Mac and PHY Standards and Zigbee Technology

Wireless Networking Technology and Protocols

Wireless Communication Technologies and Standards

Network Size, Tracking Capabilities, and Routing Protocols

Routing and Localization in Sensor Networks

Localization and Tracking Methods in Wireless Sensor Networks

Range-Free Localization Techniques and Node Network Terminology

Filters

Exam 2: Wireless Networking and Sensor Networks

Following are essential characteristics of current sensor network

Which one of the following frequency bands is used for cordless phones?

A___________ sensing system is inherently more robust against individual sensor node or link failures, because of redundancy in the network

This mode of wireless network allows devices to communicate directly with each other.

Using more nodes increases

A sensor network is designed to collect information from a___________ environment

___________routes user queries or commands to appropriate nodes in a sensor network

It is more appropriate to address nodes in a sensor network by_____ than by______

Because of the unique attenuation characteristics of RF signals, _____network provides a significant energy saving over ______network for the same distance

The greatest advantage of networked sensing are in improved___________

Communicating 1 bit over the wireless medium at short ranges consumes ___________energy than processing that bit.

Each node is equipped with

select the correct statement

What is the acronym used to indicate a network that provides support for a single user in a 10-meter range?

The challenges we face in designing sensor network systems and applications include

application of WSN for Infrastructure protection is

environmental monitoring is carried out using WSN for

What wireless mode is being used by a student who uses a wireless connection to link to her lab partner's notebook PC in a study hall?

Ad-hoc mode of wireless network is also known as __________ mode.

Network for sensor networks is ____centric but not ______centric

Exploring the Challenges and Applications of Sensor Networks

Wireless Sensor Network Applications and Challenges

Exploring Different Aspects of Wireless Sensor Networks

Topics on Wireless Sensor Networks and Network Access Protocols

Multiple Access Techniques and Wireless Network Management

Wireless Networking and Radio Communication

Understanding Energy Optimization and Latency in Sensor Networks

Wireless Mac Protocols and Network Topology Control

Wireless Networking and Standards

Mac and PHY Standards and Zigbee Technology

Wireless Networking Technology and Protocols

Wireless Communication Technologies and Standards

Network Size, Tracking Capabilities, and Routing Protocols

Routing and Localization in Sensor Networks

Localization and Tracking Methods in Wireless Sensor Networks

Range-Free Localization Techniques and Node Network Terminology

Filters

It is more appropriate to address nodes in a sensor network by_ than by__

Because of the unique attenuation characteristics of RF signals, _network provides a significant energy saving over __network for the same distance

Network for sensor networks is centric but not __centric