IoT Question & AnswersJuly 6, 2021 By WatElectronics This article lists 100 IOT MCQs for engineering students. All the IoT Questions & Answers given below includes solution and link wherever possible to the relevant topic.IoT interconnects the different physical objects that we see around us. The different objects such as the lighting system in a room, lights, fans, air conditioners, refrigerators, micro Owens, so on. The each and everything that we see around us that we use at our homes, in businesses, in workplaces, everything being internetworked, so this is the whole vision of internetwork of things. The IOT is both software and hardware-based technology and the example for the IOT is smart cities. The low power embedded systems, cloud computing, availability of big data, networking connection are the main components in IOT.The house, virtual environment, regional office, transportation, medical & health care, smart energy & utilities, smart agriculture & manufacturing, etc are the applications of IOT. The benefits of IOT are they are efficient in using things at home & in industries, saving time, saving money & energy. Some of the drawbacks of an IOT are security & privacy issues, lack of technical knowledge, internet & power connectivity dependence, time-consuming & expensive to implement. The intelligence, scalable, security, heterogeneity are the characteristics of IOT.1). _____________ are the applications of IOT House Virtual environment Regional office All of the above HintThe house, virtual environment, regional office, etc are the applications of IOT2). ___________ are the main components in IOT Low power embedded systems Cloud computing Availability of big data, networking connection All of the above HintThe low power embedded systems, cloud computing, availability of big data, networking connection are the main components in IOT3). ___________ are the characteristics of IOT Intelligence, scalable Security Heterogeneity All of the above HintThe intelligence, scalable, security, heterogeneity are the characteristics of IOT4). The IPV4 developed in __________ 1974 1980 2000 None of the above HintThe IPV4 developed in 19745). The IPV6 developed in __________ 1998 1980 2000 None of the above HintThe IPV6 developed in 19986). The bit length of the IPV4 is _________ 8 bits 16 bits 32 bits 128 bits HintThe bit length of the IPV4 is 32 bits 7). The bit length of the IPV6 is _________ 8 bits 16 bits 32 bits 128 bits HintThe bit length of the IPV6 is 128 bits 8). The number of addresses in IPV4 is __________ 2^4 2^8 2^32 2^128 HintThe number of addresses in IPV4 is 2^329). The number of addresses in IPV6 is __________ 2^4 2^8 2^32 2^128 HintThe number of addresses in IPV6 is 2^12810). The IPV4 has a ____________ notation for addressing Dotted decimals Hexadecimal Both a and b None of the above HintThe IPV4 has a dotted decimal notation for addressing11). The IPV6 has a ____________ notation for addressing Dotted decimals Hexadecimal Both a and b None of the above HintThe IPV4 has a hexadecimal notation for addressing12). The IPSec is optional in ______ IPV4 IPV6 Both a and b None of the above HintThe IPSec is optional in IPV413). The header size is fixed in __________ IPV4 IPV6 Both a and b None of the above HintThe header size is fixed in IPV614). The sensor classes are categorized into ___________ based on the output One Two Three Four HintThe sensor classes are categorized into two types based on the output they are analog and digital sensors15). The sensor classes are categorized into ___________ based on the data types One Two Three Four HintThe sensor classes are categorized into two types based on the data types they are scalar and vector/multimedia sensors16). The IPSec is compulsory in ______ IPV4 IPV6 Both a and b None of the above HintThe IPSec is compulsory in IPV617). ________ are the types of actuators Hydraulic, pneumatic actuators Electrical, thermal actuators Mechanical actuators All of the above HintThe hydraulic, pneumatic, electrical, thermal, mechanical actuators are the types of actuators18). The header size is variable in __________ IPV4 IPV6 Both a and b None of the above HintThe header size is variable in IPV419). The rack and pinion is an example of a ___________ actuator Hydraulic actuator Electrical actuator Mechanical actuator All of the above HintThe rack and pinion is an example of a mechanical actuator20). What is the standard form of MQTT? Message Queue Telemetry Transport Message Queue Transport Telemetry Message Queue Time Transport None of the above HintThe standard form of MQTT is Message Queue Telemetry Transport21). The MQTT protocol designed for ________ Limited bandwidth Remote connection Small code footprint All of the above HintThe MQTT protocol designed for limited bandwidth, remote connection, and small code footprint22). ____________ are the components of the MQTT protocol Subscribers Brokers Publishers All of the above HintThe subscribers, brokers, publishers are the components of the MQTT protocol23). ________ are the MQTT methods Connect, disconnect Subscribe, unsubscribe Publish All of the above HintThe connect, disconnect, subscribe, unsubscribe, publish are the MQTT methods24). What is the standard form of SMQTT? Sequence Message Queue Telemetry Transport Secure Message Queue Telemetry Transport Message Queue Transport Telemetry None of the above HintThe standard form of SMQTT is Secure Message Queue Telemetry Transport25). For routing _______ protocols are used in 6LOWPAN routing LOADng protocol RPL protocol Both a and b None of the above HintFor routing both LOADng and RPL protocols are used in 6LOWPAN routingIOT MCQs for Exams26). What is the standard form of RREQs? Route Requests Route Reply Requests Route Replies None of the above HintThe standard form of RREQs is Route Requests27). What is the standard form of RREPs? Route Requests Route Reply Requests Route Replies None of the above HintThe standard form of RREPs is Route Replies28). What is the standard form of RERR? Route Error Requests Route Error Replies Route Error None of the above HintThe standard form of RERR is Route Error29). The RPL routing is used for _______ networks Low power Lossy Both a and b None of the above HintThe RPL routing is used for both low power and lossy networks30). What is the standard form of LLN? Low Lossy Network Low Power Lossy Network Lossy Network None of the above HintThe standard form of LLN is Low Power Lossy Network31). The RPL protocol supports ______ Loop detection Data path validation Both a and b None of the above HintThe RPL protocol supports loop detection and data path validation32). The optimization objectives of routing includes _________ Minimizing the energy Minimizing the latency Satisfying the constraints All of the above HintThe optimization objectives of routing includes minimizing the energy and latency, and satisfying the constraints33). The operations of the protocol requires __________ links Unidirectional Bidirectional Either uni-directional or bi-directional None of the above HintThe operations of the protocol require bi-directional links34). What is the standard form of RFID? Radio Frequency Identification Radio Frequency-Independent Radio Frequency-Dependent None of the above HintThe standard form of RFID is Radio Frequency Identification35). The RFID tags consists of an _______ Antenna Integrated circuit Both a and b None of the above HintThe RFID tags consist of an antenna and also an integrated circuit36). The Bluetooth technology operates in the ISM band at _________ 2.4 to 2.485 GHz 1.4 to 2.485 GHz 2.4 to 2.485 MHz None of the above HintThe Bluetooth technology operates in the ISM band at 2.4 to 2.485 GHz37). For version 1.2, the Bluetooth supports _______ 1 Mbps data rate 2 Mbps data rate 3 Mbps data rate 4 Mbps data rate HintFor version 1.2, the Bluetooth supports a 1 Mbps data rate38). The Z-waves uses radiofrequency for _______ Control Signalling Both a and b None of the above HintThe Z-waves uses radiofrequency for control and signaling39). The operating frequency of Z-wave in the US is ____ 108.42 MHz 408.42 MHz 608.42 MHz 908.42 MHz HintThe operating frequency of Z-wave in the US is 908.42 MHz40). The operating frequency of Z-wave in Europe is ____ 108.42 MHz 868.42 MHz 608.42 MHz 908.42 MHz HintThe operating frequency of Z-wave in Europe is 868.42 MHz41). The Z-wave utilizes _________ Manchester channel encoding GSFK modulation Both a and b None of the above HintThe Z-wave utilizes both manchester channel encoding and GSFK modulation42). In RFID tags, the tags are _______ Active Passive Active or passive None of the above HintIn RFID tags, the tags are active or passive43). The RFID tags used in _________ Asset tracking ID badging Personnel tracking All of the above HintThe RFID tags used in asset tracking, ID badging, personnel tracking, etc44). What is the standard form of HART? Highway Addressable Remote Transducer Highway Addressable Remote Transformer Highway Addressable Routing Transducer None of the above HintThe standard form of HART is Highway Addressable Remote Transducer45). The HART protocol operates only in ___________ band 1.7 GHz ISM 1 GHz ISM 2 GHz ISM 2.4 GHz ISM HintThe HART protocol operates only in the 2.4 GHz ISM band46). The communication range in NFC is __________ <20cms >20cms >40cms >60cms HintThe communication range in NFC is less than 20 cms47). The data transmission frequency is _______ in NFC’s 1 GHz 10 GHz 12.56 GHz 13.56 MHz HintThe data transmission frequency is 13.56 MHz in NFC’s48). The NFC transmits data at a rate of ____________ 212 Kbps 106 Kbps 424 Kbps Either 212, 1106, 424 Kbps HintThe NFC transmits data at a rate of either 212, 1106, 424 Kbps49). The NFC tags stores between __________ of data 10 and 20 bytes 50 and 100 bytes 96 and 512 bytes None of the above HintThe NFC tags stores between 96 and 512 bytes of data50). ___________ are the modes of operation of NFC Peer to peer Read/write Card emulation All of the above HintThe peer to peer, read/write, card emulation are the modes of operation of NFCIOT MCQs with Hints51). The NFC used in _____________ Parcel tracking Low power home automation Smart phone-based payments All of the above HintThe NFC used in parcel tracking, low power home automation, smart phone-based payments, etc52). The operating frequency of Z-wave in India is ________ 20MHz 80MHz 865.2MHz None of the above HintThe operating frequency of Z-wave in India is 865.2MHz53). What is the standard form of GFSK? Gaussian Frequency Shift Keying Gain Frequency Shift Keying Gaussian Filter Shift Keying None of the above HintThe standard form of GFSK is Gaussian Frequency Shift Keying54). The data link layer in ISA 100.11A protocol supports _________ Frequency hopping Mesh routing Both a and b None of the above HintThe data link layer in ISA 100.11A protocol supports both frequency hopping and mesh routing55). The transport and network layers in ISA 100.11A protocol are based on ____________ UDP/IPV6 TCP UDP/IPV6 or TCP None of the above HintThe transport and network layers in ISA 100.11A protocol are based on UDP/IPV6 or TCP56). The topologies that are used for implementing ISA 100.11A standard is ________ Star/tree Mesh Both a and b None of the above HintThe topologies that are used for implementing ISA 100.11A standard is star/tree and mesh topologies57). The features of ISA 100.11A protocol include ________ Flexibility Support for multiple protocols Use of open standards All of the above HintThe features of ISA 100.11A protocol include flexibility, support for multiple protocols, and use of open standards58). What is the standard form of WSNs? Wireless Sensor Networks Wired Sensor Networks Wireless Simple Networks None of the above HintThe standard form of WSNs is Wireless Sensor Networks59). The WSN require _____________ unit Sensing unit Processing unit ommunication unit All of the above HintThe WSN require sensing, processing, and communication units60). The sensor nodes are _________ Typically small in size Consumes less power Cost is low All of the above HintThe sensor nodes are typically small in size, consumes less power, and cost is low61). __________ are the few examples of sensor nodes Soil sensor nodes Temperature sensor nodes Weather sensor nodes All of the above HintThe soil, temperature, weather sensor nodes, etc are the few examples of sensor nodes62). _________ are the machine to machine communication applications Environment monitoring Civil protection and public safety Supply chain management All of the above HintEnvironment monitoring, civil protection, and public safety, supply chain management, etc are the machine to machine communication applications63). The M2M nodes are of _______ types One Two Three Four HintThe M2M nodes are of three types they are low-end, mid-end, and high-end nodes64). The low-end sensor nodes are ___________ Cheap Static Simple and energy efficient All of the above HintThe low-end sensor nodes are cheap, static, simple, and energy-efficient65). The mid-end sensor nodes are ____________ Cheap More expensive Nodes may have mobility Both b and c HintThe mid-end sensor nodes are more expensive and nodes may have mobility Read more about Sensors66). ________ are the components of the M2M ecosystem Device providers, ISPs Platform and service providers Service users All of the above HintThe device providers, ISPs, platform and service providers, service users are the components of the M2M ecosystem67). The antenna in single UAV system is ______________ Omnidirectional directional Bidirectional None of the above HintThe antenna in single UAV system is omnidirectional68). The antenna in multi UAV system is ______________ Omnidirectional directional Bidirectional None of the above HintThe antenna in multi UAV system is directional69). The scalability is limited in __________ system Single UAV Multi UAV Both a and b None of the above HintThe scalability is limited in a single UAV system70). The scalability is high in __________ system Single UAV Multi UAV Both a and b None of the above HintThe scalability is high in multi UAV system71). The survivability is poor in ______ system Single UAV Multi UAV Both a and b None of the above HintThe survivability is poor in a single UAV system72). ____________ system cost is medium Single UAV Multi UAV Both a and b None of the above HintThe single UAV system cost is medium73). The bandwidth required is high in _________ system Single UAV Multi UAV Both a and b None of the above HintThe bandwidth required is high in a single UAV system74). _________ are the UAV network constraints Frequency link breakages Prone to malfunction Both a and b None of the above HintThe frequency link breakages, prone to malfunction are the UAV network constraints75). _________ are the advantages of UAV network Highly reliable Survivability is high Cost-effective All of the above HintThe UAV networks are highly reliable, survivability is high and cost-effectiveIOT MCQs for Quiz76). The star topology in the UAV network is categorized into __________ types One Two Three Four HintThe star topology in the UAV network is categorized into two types they are star configuration and multi-star configuration77).The mesh topology in the UAV network is categorized into __________ types One Two Three Four HintThe mesh topology in the UAV network is categorized into two types they are flat mesh network and hierarchical mesh network78). The mesh topology in the UAV network are _______ More secure Reliable Flexible All of the above HintThe mesh topology in the UAV network is more secure, reliable, and flexible79). The star topology in a UAV network is _______ Point to point communication Multi-point communication Both a and b None of the above HintThe star topology in a UAV network is the point to point communication80). What is the standard form of FANET? Flying Ad Hoc Network Flying Add Network Flying Hoc Network None of the above HintThe standard form of FANET is Flying Ad Hoc Network81). What is the standard form of MANET? Mobile Ad Hoc Network Main Ad Hoc Network Man Ad Hoc Network None of the above HintThe standard form of MANET is Mobile Ad Hoc Network82). ________ are the components of MWSN Mobile sensor nodes Data mules, mobile sink Both a and b None of the above HintThe mobile sensor nodes, data mules, mobile sink are the components of MWSN83). ____________ is an application of underwater MWSNs Monitoring marine life Wildlife monitoring Surveillance All of the above HintThe monitoring marine life is an application of underwater MWSNs84). ____________ is an application of terrestrial MWSNs Monitoring marine life Wildlife monitoring Water quality All of the above HintWildlife monitoring is an application of terrestrial MWSNs85). ____________ is an application of aerial MWSNs Multimedia data gathering Wildlife monitoring Water quality All of the above HintThe multimedia data gathering is an application of aerial MWSNs86). _________ are the challenges in human-centric sensing Privacy of users Participant selection Energy of devices All of the above HintThe privacy of users, participant selection, the energy of devices are the challenges in human-centric sensing87). What is the standard form of a UAV network? Unmanned Aerial Vehicles Unmanned Automatic Vehicles Unmanned Non-automatic Vehicles None of the above HintThe standard form of a UAV is Unmanned Aerial Vehicles 88). The computational capabilities are limited in _______ IOT Cloud computing Both a and b None of the above HintThe computational capabilities are limited in IOT89). The storage is limited in _________ IOT Cloud computing Both a and b None of the above HintThe storage is limited in IOT90). The IOT is a ___________ based technology Software Hardware Both a and b None of the above HintThe IOT is both software and hardware-based technology91). The M2M is a ___________ based technology Software Hardware Both a and b None of the above HintThe M2M is a hardware-based technology92). In M2M the communication type is ________ Point to point Multipoint Both a and b None of the above HintIn M2M the communication type is a point to point93). The M2M is __________ scalable than IOT Highly Less Very high None of the above HintThe M2M is less scalable than IOT94). Which one is an example for M2M? Remote monitoring Smart cities Smart agriculture All of the above HintRemote monitoring is an example for M2M95). Which one is an example for IOT? Remote monitoring Smart cities Fleet control All of the above HintThe smart cities is an example of IOT96). In M2M, the business type is ___________ B2B B2C Both a and b None of the above HintIn M2M, the business type is B2B97). In IOT, the business type is ___________ B2B B2C Both a and b None of the above HintIn IOT, the business type is B2B and B2C98). The technology integration is _______in M2M Vertical Horizontal Parallel None of the above HintThe technology integration is vertical in M2M99). What is the standard form of SDP? Service Discovery Protocol Service Deficient Protocol Service Domain Protocol None of the above HintThe standard form of SDP is Service Discovery Protocol100). What is the standard form of L2CAP? Logical Link Control ad Adaption Link Control ad Adaption Link Logical Control ad Adaption None of the above HintThe standard form of L2CAP is Logical Link Control ad Adaption Time is Up! Time's up
