Description : Which protocol has a quality of service? A. XMPP B. HTTP C. CoAP D. MQTT
Last Answer : A. XMPP
Description : Which protocol is lightweight? A. MQTT B. HTTP C. CoAP D. SPI
Last Answer : A. MQTT
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 : CoAP is specialized in ___________ A. Internet applications B. Device applications C. Wireless applications D. Wired applications
Last Answer : A. Internet applications
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 : ____ 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 : _____ is suitable for IOT applications to have low latency or high throughput requirements. A. REST B. Publish-Subscriber C. Push-Pull D. WebSocket
Last Answer : D. WebSocket
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 : 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 : 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 : 802.3 is the standard for 10BASE5 Ethernet that uses ___________ cable as shared medium. A. Twisted pair cable B. Coaxial cable C. Fiber optic cable D. None of the above
Last Answer : B. Coaxial cable
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 : 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 : In microcontrollers, UART is acronym of_____ A. Universal Applied Receiver/Transmitter B. Universal Asynchronous Rectified Transmitter C. Universal Asynchronous Receiver/Transmitter D. United Asynchronous Receiver/Transmitter
Last Answer : C. Universal Asynchronous Receiver/Transmitter
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 : _____ 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 : XMPP uses ________ architecture. A. Decentralized client-server B. Centralized client-server C. Message D. Public/subscriber
Last Answer : A. Decentralized client-server
Description : Which one of the following uses UDP as the transport protocol? a. HTTP b. Telnet c. DNS d. SMTP
Last Answer : c. DNS
Description : When displaying a web page, the application layer uses the _____________ A. HTTP protocol B. FTP protocol C. SMTP protocol D. TCP protocol
Last Answer : A. HTTP protocol
Description : Electronic mail uses which Application layer protocol? A. SMTP B. HTTP C. FTP D. SIP
Last Answer : A. SMTP
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