IoT Question & Answers July 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 Hint 2). ___________ are the main components in IOT Low power embedded systems Cloud computing Availability of big data, networking connection All of the above Hint 3). ___________ are the characteristics of IOT Intelligence, scalable Security Heterogeneity All of the above Hint 4). The IPV4 developed in __________ 1974 1980 2000 None of the above Hint 5). The IPV6 developed in __________ 1998 1980 2000 None of the above Hint 6). The bit length of the IPV4 is _________ 8 bits 16 bits 32 bits 128 bits Hint 7). The bit length of the IPV6 is _________ 8 bits 16 bits 32 bits 128 bits Hint 8). The number of addresses in IPV4 is __________ 2^4 2^8 2^32 2^128 Hint 9). The number of addresses in IPV6 is __________ 2^4 2^8 2^32 2^128 Hint 10). The IPV4 has a ____________ notation for addressing Dotted decimals Hexadecimal Both a and b None of the above Hint 11). The IPV6 has a ____________ notation for addressing Dotted decimals Hexadecimal Both a and b None of the above Hint 12). The IPSec is optional in ______ IPV4 IPV6 Both a and b None of the above Hint 13). The header size is fixed in __________ IPV4 IPV6 Both a and b None of the above Hint 14). The sensor classes are categorized into ___________ based on the output One Two Three Four Hint 15). The sensor classes are categorized into ___________ based on the data types One Two Three Four Hint 16). The IPSec is compulsory in ______ IPV4 IPV6 Both a and b None of the above Hint 17). ________ are the types of actuators Hydraulic, pneumatic actuators Electrical, thermal actuators Mechanical actuators All of the above Hint 18). The header size is variable in __________ IPV4 IPV6 Both a and b None of the above Hint 19). The rack and pinion is an example of a ___________ actuator Hydraulic actuator Electrical actuator Mechanical actuator All of the above Hint 20). What is the standard form of MQTT? Message Queue Telemetry Transport Message Queue Transport Telemetry Message Queue Time Transport None of the above Hint 21). The MQTT protocol designed for ________ Limited bandwidth Remote connection Small code footprint All of the above Hint 22). ____________ are the components of the MQTT protocol Subscribers Brokers Publishers All of the above Hint 23). ________ are the MQTT methods Connect, disconnect Subscribe, unsubscribe Publish All of the above Hint 24). 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 Hint 25). For routing _______ protocols are used in 6LOWPAN routing LOADng protocol RPL protocol Both a and b None of the above Hint IOT MCQs for Exams 26). What is the standard form of RREQs? Route Requests Route Reply Requests Route Replies None of the above Hint 27). What is the standard form of RREPs? Route Requests Route Reply Requests Route Replies None of the above Hint 28). What is the standard form of RERR? Route Error Requests Route Error Replies Route Error None of the above Hint 29). The RPL routing is used for _______ networks Low power Lossy Both a and b None of the above Hint 30). What is the standard form of LLN? Low Lossy Network Low Power Lossy Network Lossy Network None of the above Hint 31). The RPL protocol supports ______ Loop detection Data path validation Both a and b None of the above Hint 32). The optimization objectives of routing includes _________ Minimizing the energy Minimizing the latency Satisfying the constraints All of the above Hint 33). The operations of the protocol requires __________ links Unidirectional Bidirectional Either uni-directional or bi-directional None of the above Hint 34). What is the standard form of RFID? Radio Frequency Identification Radio Frequency-Independent Radio Frequency-Dependent None of the above Hint 35). The RFID tags consists of an _______ Antenna Integrated circuit Both a and b None of the above Hint 36). 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 Hint 37). For version 1.2, the Bluetooth supports _______ 1 Mbps data rate 2 Mbps data rate 3 Mbps data rate 4 Mbps data rate Hint 38). The Z-waves uses radiofrequency for _______ Control Signalling Both a and b None of the above Hint 39). The operating frequency of Z-wave in the US is ____ 108.42 MHz 408.42 MHz 608.42 MHz 908.42 MHz Hint 40). The operating frequency of Z-wave in Europe is ____ 108.42 MHz 868.42 MHz 608.42 MHz 908.42 MHz Hint 41). The Z-wave utilizes _________ Manchester channel encoding GSFK modulation Both a and b None of the above Hint 42). In RFID tags, the tags are _______ Active Passive Active or passive None of the above Hint 43). The RFID tags used in _________ Asset tracking ID badging Personnel tracking All of the above Hint 44). What is the standard form of HART? Highway Addressable Remote Transducer Highway Addressable Remote Transformer Highway Addressable Routing Transducer None of the above Hint 45). The HART protocol operates only in ___________ band 1.7 GHz ISM 1 GHz ISM 2 GHz ISM 2.4 GHz ISM Hint 46). The communication range in NFC is __________ <20cms >20cms >40cms >60cms Hint 47). The data transmission frequency is _______ in NFC’s 1 GHz 10 GHz 12.56 GHz 13.56 MHz Hint 48). The NFC transmits data at a rate of ____________ 212 Kbps 106 Kbps 424 Kbps Either 212, 1106, 424 Kbps Hint 49). The NFC tags stores between __________ of data 10 and 20 bytes 50 and 100 bytes 96 and 512 bytes None of the above Hint 50). ___________ are the modes of operation of NFC Peer to peer Read/write Card emulation All of the above Hint IOT MCQs with Hints 51). The NFC used in _____________ Parcel tracking Low power home automation Smart phone-based payments All of the above Hint 52). The operating frequency of Z-wave in India is ________ 20MHz 80MHz 865.2MHz None of the above Hint 53). What is the standard form of GFSK? Gaussian Frequency Shift Keying Gain Frequency Shift Keying Gaussian Filter Shift Keying None of the above Hint 54). The data link layer in ISA 100.11A protocol supports _________ Frequency hopping Mesh routing Both a and b None of the above Hint 55). The transport and network layers in ISA 100.11A protocol are based on ____________ UDP/IPV6 TCP UDP/IPV6 or TCP None of the above Hint 56). The topologies that are used for implementing ISA 100.11A standard is ________ Star/tree Mesh Both a and b None of the above Hint 57). The features of ISA 100.11A protocol include ________ Flexibility Support for multiple protocols Use of open standards All of the above Hint 58). What is the standard form of WSNs? Wireless Sensor Networks Wired Sensor Networks Wireless Simple Networks None of the above Hint 59). The WSN require _____________ unit Sensing unit Processing unit ommunication unit All of the above Hint 60). The sensor nodes are _________ Typically small in size Consumes less power Cost is low All of the above Hint 61). __________ are the few examples of sensor nodes Soil sensor nodes Temperature sensor nodes Weather sensor nodes All of the above Hint 62). _________ are the machine to machine communication applications Environment monitoring Civil protection and public safety Supply chain management All of the above Hint 63). The M2M nodes are of _______ types One Two Three Four Hint 64). The low-end sensor nodes are ___________ Cheap Static Simple and energy efficient All of the above Hint 65). The mid-end sensor nodes are ____________ Cheap More expensive Nodes may have mobility Both b and c Hint Read more about Sensors 66). ________ are the components of the M2M ecosystem Device providers, ISPs Platform and service providers Service users All of the above Hint 67). The antenna in single UAV system is ______________ Omnidirectional directional Bidirectional None of the above Hint 68). The antenna in multi UAV system is ______________ Omnidirectional directional Bidirectional None of the above Hint 69). The scalability is limited in __________ system Single UAV Multi UAV Both a and b None of the above Hint 70). The scalability is high in __________ system Single UAV Multi UAV Both a and b None of the above Hint 71). The survivability is poor in ______ system Single UAV Multi UAV Both a and b None of the above Hint 72). ____________ system cost is medium Single UAV Multi UAV Both a and b None of the above Hint 73). The bandwidth required is high in _________ system Single UAV Multi UAV Both a and b None of the above Hint 74). _________ are the UAV network constraints Frequency link breakages Prone to malfunction Both a and b None of the above Hint 75). _________ are the advantages of UAV network Highly reliable Survivability is high Cost-effective All of the above Hint IOT MCQs for Quiz 76). The star topology in the UAV network is categorized into __________ types One Two Three Four Hint 77).The mesh topology in the UAV network is categorized into __________ types One Two Three Four Hint 78). The mesh topology in the UAV network are _______ More secure Reliable Flexible All of the above Hint 79). The star topology in a UAV network is _______ Point to point communication Multi-point communication Both a and b None of the above Hint 80). What is the standard form of FANET? Flying Ad Hoc Network Flying Add Network Flying Hoc Network None of the above Hint 81). What is the standard form of MANET? Mobile Ad Hoc Network Main Ad Hoc Network Man Ad Hoc Network None of the above Hint 82). ________ are the components of MWSN Mobile sensor nodes Data mules, mobile sink Both a and b None of the above Hint 83). ____________ is an application of underwater MWSNs Monitoring marine life Wildlife monitoring Surveillance All of the above Hint 84). ____________ is an application of terrestrial MWSNs Monitoring marine life Wildlife monitoring Water quality All of the above Hint 85). ____________ is an application of aerial MWSNs Multimedia data gathering Wildlife monitoring Water quality All of the above Hint 86). _________ are the challenges in human-centric sensing Privacy of users Participant selection Energy of devices All of the above Hint 87). What is the standard form of a UAV network? Unmanned Aerial Vehicles Unmanned Automatic Vehicles Unmanned Non-automatic Vehicles None of the above Hint 88). The computational capabilities are limited in _______ IOT Cloud computing Both a and b None of the above Hint 89). The storage is limited in _________ IOT Cloud computing Both a and b None of the above Hint 90). The IOT is a ___________ based technology Software Hardware Both a and b None of the above Hint 91). The M2M is a ___________ based technology Software Hardware Both a and b None of the above Hint 92). In M2M the communication type is ________ Point to point Multipoint Both a and b None of the above Hint 93). The M2M is __________ scalable than IOT Highly Less Very high None of the above Hint 94). Which one is an example for M2M? Remote monitoring Smart cities Smart agriculture All of the above Hint 95). Which one is an example for IOT? Remote monitoring Smart cities Fleet control All of the above Hint 96). In M2M, the business type is ___________ B2B B2C Both a and b None of the above Hint 97). In IOT, the business type is ___________ B2B B2C Both a and b None of the above Hint 98). The technology integration is _______in M2M Vertical Horizontal Parallel None of the above Hint 99). What is the standard form of SDP? Service Discovery Protocol Service Deficient Protocol Service Domain Protocol None of the above Hint 100). 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 Hint Time is Up! Time's up
