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About This Quiz & Worksheet In this quiz, you'll find a series of multiple-choice questions designed to test your knowledge of sensor networks. 9>A sensor network is designed to collect information from a___________ environment Wireless sensor network (WSN) refers to a group of spatially dispersed and dedicated sensors for monitoring and recording the physical conditions of the environment and organizing the collected data at a central location.WSNs measure environmental conditions like temperature, sound, pollution levels, humidity, wind, and so on. M Demirbas, Y Song. A. 6>___________routes user queries or commands to appropriate nodes in a sensor network Note:- These notes are according to the R09 Syllabus book of JNTU. 20.2 Wireless Sensor Network. You can change your ad preferences anytime. If you have any doubts please refer to the JNTU Syllabus Book. 14>Match the following user-level functions (true/false)__________ 8>For the Sensoria sensors and Berkeley motes, the ratio of energy consumption for communication April 2013; Authors: Mahendra Kumar. multiple choice questions with answers on wireless sensor networks September 20, 2017 | Author: EKTHATIGER633590 | Category: Wireless Sensor Network , Computer Network , Routing , Signal To Noise Ratio , Wireless Lan | Report this link This set of Computer Networks Multiple Choice Questions & Answers (MCQs) focuses on “Wireless LAN”. Routing in wireless sensor networks is very fast. 4>Each node is equipped with one or more sensing devices such as acoustic microphone arrays, Ans: ________ (a/b/both) ANSWER: Hand off. You can bring any hard copies of notes and calculators. Looks like you’ve clipped this slide to already. the network is peer-to-peer , with a mesh topology and Externally powered, NI Wi-Fi DAQ devices can stream continuous waveform data on eac… 18>A___________ sensing system is inherently more robust against individual sensor node or link 12>Mobility and instability in wireless links prevent the use of many existing edge network gateway Now customize the name of a clipboard to store your clips. Despite the open problems in WSNs, there are already a high number of applications available. Multiple choice questions on Networking topic Wireless LANs. capabilities, and limited energy supply and bandwidth 250+ Wireless Sensor Networks Interview Questions and Answers, Question1: What is a wireless sensor network? NETWORKING Multiple Choice Questions :-1. Question3: What WSN products are available from NI? video or still cameras, infrared, seismic or magnetic sensors (true/false)__________ MOBILE NETWORKING WIRELESS NETWORKS 26 MONDAY 4 26 2010WIRELESS SENSOR NETWORKS''MULTIPLE CHOICE QUESTIONS WITH ANSWERS ON WIRELESS SENSOR June 21st, 2018 - documents similar to multiple choice If you continue browsing the site, you agree to the use of cookies on this website. 1>MEMS stands for__________ NI Wireless CompactDAQ devices combine IEEE 802.11b/g wireless or Ethernet communication, direct sensor connectivity, and the flexibility of NI-DAQmx software for a breadth of remote measurement and control options. 2>A sensor network is subject to a unique set of resource constraints such as The sensors themselves and the on-site gateway that receives their data should be linked securely and exclusively to prevent interference from other systems nearby and to prevent deliberate eavesdropping or network access by people without permission. The NI WSN platform provides options in each of these categories so that you can customize your WSN to meet the unique needs of your application. a. Wireless concept of making calls b. A directory of Objective Type Questions covering all the Computer Science subjects. a: finite on-board battery power and computation is in the range of _____to______ (100/1000/10000) O A. ... Current routing protocols for wireless sensor networks do not consider security. BI Aydin, YS Yilmaz, Y Li, Q Li, J Gao, M Demirbas. An RSSI-based scheme for sybil attack detection in wireless sensor networks. a: limited hardware 4>Each node is equipped with one or more sensing devices such as acoustic microphone arrays, video or still cameras, infrared, seismic or magnetic sensors (true/false)__________, 5>Information collected by and transmitted on a sensor network describes conditions of physical, environments and requires advanced query interfaces and search engines to effectively support, user-level functions (true/false)__________, 6>___________routes user queries or commands to appropriate nodes in a sensor network, 7>Communicating 1 bit over the wireless medium at short ranges consumes ___________energy, 8>For the Sensoria sensors and Berkeley motes, the ratio of energy consumption for communication, and computation is in the range of _____to______ (100/1000/10000), 9>A sensor network is designed to collect information from a___________ environment, 11>It is more appropriate to address nodes in a sensor network by_____ than by______ (IP, 12>Mobility and instability in wireless links prevent the use of many existing edge network gateway, protocols for internetworking IP and sensor networks (true/false)__________, 13>The challenges we face in designing sensor network systems and applications include, c: limited support for software development, involve dynamic collaboration among nodes, and must handle, each node has limited processing, storage and communication, capabilities, and limited energy supply and bandwidth, the network is peer-to-peer , with a mesh topology and, dynamic, mobile and unreliable connectivity, 15>Following are advantages of sensor network, 16>Dense networks of distributed communicating sensors can improve SNR by reducing average, distances from sensor to source of signal or target (true/false)__________, 17>The greatest advantage of networked sensing are in improved___________, 18>A___________ sensing system is inherently more robust against individual sensor node or link, failures, because of redundancy in the network (centralized/decentralized), 19>Because of the unique attenuation characteristics of RF signals, _____network provides a, significant energy saving over ______network for the same distance (single hop/multi hop), 20>The RF attenuation model near the ground is given by, 21>In above expression, alpha is typically in the range of__to___ (2/3/4/5), 22>The power advantage of an N-hop transmission versus a single hop transmission over the same, 23>In above expression, ___________N gives a larger power saving due to the consideration of RF, 25>Each sensor has a finite sensing range, determined by the___________ floor of the sensor, 26>Densor sensor field improves the odds of detecting a signal source within the range, 27>Once a signal source is inside the sensing range of a sensor, further increasing the sensor, density ___________the average distance from a sensor to the signal source, hence improving the, 28>wrt the acoustic sensing case in a two-dimensional plane, the acoustic power received at a, 29>Wrt acoustic sensing case in a two-dimensional plane, the SNR is given by, 30>The SNR advantage of the denser sensor network is given by, 31>An increase in sensor density by a factor of k improves the SNR at a sensor by ___________db, 32>A sensor network is designed to perform a set of high level information processing tasks such as, 33>Following are sample commercial and military applications include, 35>If every sensor has some data that it needs to send to another node in a network, then per node, throughput scales as___________{sqrt(N) or 1/sqrt (N)}, 36>As the number of nodes___________, every node spends almost all of its time forwarding, packets of other nodes (decreases/increases), 38>___________refers to signal and information processing problems dominated by the issue of, selecting embedded sensors to participate in an information processing task (CSIP/CCIP), 39>___________is an interdisciplinary research area that draws on contributions from signal, processing, networking and protocols, databases and information management, distributed, algorithms, and embedded systems and architecture (wireless networks/sensor networks), approaches that name, route or access a piece of data via, properties that are external to a communication network, a connectivity graph where nodes are sensor nodes and edges are. 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