Description : Which protocol is lightweight? A. MQTT B. HTTP C. CoAP D. SPI
Last Answer : A. MQTT
Description : Which protocol has a quality of service? A. XMPP B. HTTP C. CoAP D. MQTT
Last Answer : A. XMPP
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 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 : Which protocol is lightweight? a) MQTT b) HTTP c) CoAP
Last Answer : a) MQTT
Description : MQTT is better than HTTP for sending and receiving data. A. True B. False
Last Answer : A. True
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 : ____ is a data-centric middleware standard for device-to-device and machine-to-machine communication. A. Data Distribution Serviced (DDS) B. Advance Message Queuing Protocol (AMQP) C. Extensible Messaging and Presence Protocol (XMPP) D. Message Queue Telemetry Transport (MQTT)
Last Answer : A. Data Distribution Serviced (DDS)
Description : MQTT is _________ protocol. A. Machine to Machine B. Internet of Things C. Machine to Machine and Internet of Things D. Machine Things
Last Answer : C. Machine to Machine and Internet of Things
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 : HTTP expands? A. Hyper Text Transfer Protocol B. Hyper Terminal Transfer Protocol C. Hyper Text Terminal Protocol D. Hyper Terminal Text Protocol
Last Answer : A. Hyper Text Transfer Protocol
Description : CoAP is specialized in ___________ A. Internet applications B. Device applications C. Wireless applications D. Wired applications
Last Answer : A. Internet applications
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 : MQTT stands for _____________ A. MQ Telemetry Things B. MQ Transport Telemetry C. MQ Transport Things D. MQ Telemetry Transport
Last Answer : D. MQ Telemetry Transport
Description : ______ consists of communication protocols for electronic devices, typically a mobile device and a standard device. A. RFID B. MQTT C. NFC D. None of above
Last Answer : C. NFC
Description : MQTT is _________ protocol. a) Machine to Machine b) Internet of Things c) Machine to Machine and Internet of Things d) Machine things
Last Answer : c) Machine to Machine and Internet of Things
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 : 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 : 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 : Which one out of these is not a data link layer technology? A. Bluetooth B. UART C. Wi-Fi D. HTTP
Last Answer : D. HTTP
Description : Network layer protocol exits in_____? A. Host B. Switches C. Packets D. Bridges
Last Answer : A. Host
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 : 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 : .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 : ____ 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
Description : What is the microcontroller used in Arduino UNO? A. ATmega328p B. ATmega2560 C. ATmega32114 D. AT91SAM3x8E
Last Answer : A. ATmega328p
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 : Properties of Arduino are: A. Inexpensive B. Independent C. Simple D. both A and C
Last Answer : D. both A and C
Description : Gas sensors are used to detect _____gases. A. Toxic B. Natural C. Oxygen D. Hydrogen
Last Answer : A. Toxic
Description : Image sensors are found in_______ A. Cameras B. Night-vision equipment C. Sonars D. All of above
Last Answer : D. All of above
Description : Accelerometer sensors are used in______ A. Smartphones B. Aircrafts C. Both D. None of above
Last Answer : C. Both
Description : Solenoid is a specially designed ________ A. Actuator B. Machine C. Electromagnet D. none of above
Last Answer : C. Electromagnet
Description : Linear actuators are used in________ A. Machine tools B. Industrial machinery C.both A and B D.None
Last Answer : A. Machine tools
Description : DC motors converts electrical into ___ energy. A. Mechanical B. Wind C. Electric D. None
Last Answer : A. Mechanical
Description : Stepper motors are_____ A. AC motors B. DC motors C. Electromagnets D. None of above
Last Answer : B. DC motors