Description : _____ is a bi-directional, fully duplex communication model that uses a persistent connection between client and server. A. Request-Response B. Publish-Subscriber C. Push-Pull D. Exclusive Pair
Last Answer : D. Exclusive Pair
Description : ___ is a stateful communication model and server is aware of all open connection. A. Request-Response B. Publish-Subscriber C. Push-Pull D. Exclusive Pair
Description : Which is not an IoT communication model. A. Request-Response B. Publish-Subscribe C. Push-Producer D. Exclusive Pair
Last Answer : a
Description : ___________ protocol uses Universal Resource Identifiers (URIs) to identify HTTP resources. A. HTTP B. COAP C. WebSocket D. MQTT
Last Answer : A. HTTP
Description : _____ is used by IOT A. Radio information technology B. Satellite C. Cable D. Broadband
Last Answer : A. Radio information technology
Description : IoT devices are ____ A. Standard B. Non-standard C. Both D. None
Last Answer : B. Non-standard
Description : Properties of IoT devices. A. Sense B. Send and receive data C. Both A and B D. None of above
Last Answer : C. Both A and B
Description : ________ in IoT as one of the key characteristics, devices have different hardware platforms and networks. A. Sensors B. Heterogeneity C. Security D. Connectivity
Last Answer : B. Heterogeneity
Description : ________ empowers IoT by bringing together everyday objects. A. Intelligence B. Connectivity C. Dynamic Nature D. Enormous Scale
Last Answer : B. Connectivity
Description : Which protocol is used to link all the devices in the IoT? A. TCP/IP B. Network C. UDP D. HTTP
Last Answer : A. TCP/IP
Description : ________ of the following is a protocol related to IOT A. Zigbee B. 6LoWPAN C. CoAP D. All of the above
Last Answer : C. CoAP
Description : IOT devices are various types, for instance______________. A. Wearable sensors. B. Smart watches. C. LED lights. D. All of the above
Last Answer : D. All of the above
Description : IOT devices which have unique identities and can perform ________________________. A. Remote sensing B. Actuating C. Monitoring capabilities D. All of the above
Description : ____________ refers to establish a proper connection between all the things of IOT. A. Connectivity B. Analyzing C. Sensing D. Active Engagement
Last Answer : A. Connectivity
Description : Name of the IOT device which is first recognized? A. Smart Watch B. ATM C. Radio D. Video Game
Last Answer : B. ATM
Description : Which one is not element of IOT? A. Process B. People C. Security D. Things
Last Answer : C. Security
Description : _____________ is a computing concept that describes the idea of everyday physical objects being connected to the internet. A. IOT (Internet of Things) B. MQTT C. COAP D. SPI
Last Answer : A. IOT (Internet of Things)
Description : What does “Things” in IoT refers to? A. General device B. Information C. IoT devices D. Object
Last Answer : C. IoT devices
Description : XMPP uses ________ architecture. A. Decentralized client-server B. Centralized client-server C. Message D. Public/subscriber
Last Answer : A. Decentralized client-server
Description : What does HTTP do? A. Enables network resources and reduces perception of latency B. Reduces perception of latency and allows multiple concurrency exchange C. Allows multiple concurrent ... D. Enables network resources and reduces perception of latency and Allows multiple concurrent exchange.
Last Answer : D. Enables network resources and reduces perception of latency and Allows multiple concurrent exchange.
Description : MQTT is: a. Based on client-server architecture b. Based on publish-subscribe architecture c. Based on both of the above d. Based on none of the above
Last Answer : b. Based on publish-subscribe architecture
Description : MQTT is: A. Based on client-server architecture B. Based on publish-subscribe architecture C. Based on both of the above D. Based on none of the above
Last Answer : B. Based on publish-subscribe architecture
Description : REST is acronym for________ A. Representational State Transfer B. Represent State Transfer C. Representational State Transmit D. Representational Store Transfer
Last Answer : A. Representational State Transfer
Description : ____ is a transformative computing paradigm that involves delivering applications and services over the internet. A. WSN B. Cloud Computing C. Big Data D. None of above
Last Answer : B. Cloud Computing
Description : ______ offering provides the tools and development environment to deploy applications on another vendor’s application. A. PaaS B. IaaS C. CaaS D. All of the mentioned
Last Answer : B. IaaS
Description : _________ as a Service is a cloud computing infrastructure that creates a development environment upon which applications may be build. A. Infrastructure B. Service C. Platform D. All of the mentioned
Last Answer : C. Platform
Description : CoAP is specialized in ___________ A. Internet applications B. Device applications C. Wireless applications D. Wired applications
Last Answer : A. Internet applications
Description : The ___ protocols define how the applications interface with the lower layer protocol to send the data over the network. A. Application layer B. Transport layer C. Network layer D. Link layer
Last Answer : A. Application layer
Description : _____ devices may support a number of interoperable communication protocols and communicate with other device and also with infrastructure. A. Artificial Intelligence B. Machine Learning C. Internet of Things D. None of above
Last Answer : C. Internet of Things
Description : Processors used in many microcontroller products need to be______ A. high power B. low power C. low interrupt response D. low code density
Last Answer : B. low power
Description : To publish a REST service with Spring. a) publishing an application’s data as a REST service b) accessing data from third-party REST services c) none of the mentioned d) all of the mentioned
Last Answer : all of the mentioned
Description : 6LOWPAN stands for A. 6 LOW Personal Area Network B. IPv6 LOW Personal Area Network C. IPv6 over Low power wireless personal area network D. None of above
Last Answer : C. IPv6 over Low power wireless personal area network
Description : The main importance of ARM micro-processors is providing operation with ______ A. Low cost and low power consumption B. Higher degree of multi-tasking C. Lower error or glitches D. Efficient memory management
Last Answer : A. Low cost and low power consumption
Description : What are the essential tight constraint/s related to the design metrics of an embedded system? A. Ability to fit on a single chip B. Low power consumption C. Fast data processing for real-time operations D .All of the above
Last Answer : D .All of the above
Description : LR-WPANs standards from basis of specifications for high level communication protocol such as ___. A. Zigbee B. Allsean C. Tyrell D. Microsoft's Azure
Last Answer : A. Zigbee
Description : Which is the part of Data Link Layer: a. LLC b. MAC c. Both a and b d. None of these
Last Answer : c. Both a and b
Description : Which IEEE standard is developed for CSMA/CD a. IEEE 802.1 b. IEEE 802.2 c. IEEE 802.3 d. IEEE 802.4
Last Answer : c. IEEE 802.3
Description : Which multiple access technique is used by IEEE 802.11 standard for wireless LAN? a. ALOHA b. CSMA/CA c. CDMA d. none of the mentioned
Last Answer : b. CSMA/CA
Description : HTTP resources are located by a. unique resource locator b. unique resource identifier c. none of the mentioned d. uniform resource identifier
Last Answer : d. uniform resource identifier
Description : .Frequency band used by 802.11 ah standard is: a. 60 GHz b. 2.4 GHz c. Sub 1 GHz d. 5 GHz
Last Answer : c. Sub 1 GHz
Description : Which layer is called a port layer in OSI model? a. Session b. Application c. Presentation d. Transport
Last Answer : a. Session
Description : Which transport layer protocols is used by DHCP? a. RSVP b. TCP c. DCCP d. UDP
Last Answer : d. UDP
Description : Which one out of these is not a data link layer technology: a. Bluetooth b. UART c. WIFI d. HTTP
Last Answer : d. HTTP
Description : ____ sensor measure heat emitted by objects. A. Smoke Sensor B. Temperature Sensor C. IR Sensor D. Proximity Sensor
Last Answer : C. IR Sensor
Description : ____ sensor is used for automatic door controls, automatic parking system, automated sinks, automated toilet flushers, hand dryers. A. Smoke Sensor B. Temperature Sensor C. IR Sensor D. Motion Sensor
Last Answer : D. Motion Sensor
Description : The measurement of humidity is A. RH B. PH C. IC D. None of aboved
Last Answer : A. RH
Description : ___ sensors include thermocouples, thermistors, resistor temperature detectors (RTDs) and integratd circuits (ICs). A. Smoke Sensor B. Temperature Sensor C. IR Sensor D. Proximity Sensor
Last Answer : B. Temperature Sensor
Description : ____detect the presence or absence of nearby object without any physical contact. A. Smoke Sensor B. Pressure Sensor C. IR Sensor D. Proximity Sensor
Last Answer : D. Proximity Sensor
Description : ____ is used latching, locking, triggering. A. Solenoid B. Relay C. Linear Actuator D. Servo motors
Last Answer : A. Solenoid
Description : ___ is an open source electronic platform based on easy to used hardware and software. A. Arduino B. Uno C. Raspberry Pi D. Node
Last Answer : A. Arduino