Explore topic-wise MCQs in Internet of things (IoT).

This section includes 54 Mcqs, each offering curated multiple-choice questions to sharpen your Internet of things (IoT) knowledge and support exam preparation. Choose a topic below to get started.

1.

How many customizing properties are available?

A. 2 Properties
B. 3 Properties
C. 4 Properties
D. 5 Properties
Answer» C. 4 Properties
2.

Enabled customization endpoint will be enabled only during __________

A. True cases only
B. False cases only
C. Either True or false cases
D. True and false cases
Answer» B. False cases only
3.

Which property makes it possible for the analog sensor object to convert the integer input?

A. MinValue
B. MaxValue
C. Either MinValue or MaxValue
D. Both MinValue and MaxValue
Answer» E.
4.

When the user turns the potentiometer’s knob, the value is changed.

A. True
B. False
C. May be True or False
D. Can't say
Answer» B. False
5.

Information resource management need to be integrated into market management.

A. True
B. False
C. May be True or False
D. Can't say
Answer» B. False
6.

An IoT ________ center is envisaged as an important part of the generic IoT platform to unify the organization.

A. Individual Information
B. Individual Integration
C. Integrated Information
D. Individual and Integrated Information
Answer» D. Individual and Integrated Information
7.

Supplementary platforms in the architecture provide support for these services.

A. True
B. False
C. May be True or False
D. Can't say
Answer» B. False
8.

Using which customized endpoint will be accessed over HTTP?

A. Id and enabled
B. Enabled
C. Sensitive
D. Id
Answer» E.
9.

Enabled customization endpoint will be sensitive only during ________

A. True and false cases
B. False cases only
C. Either True or false cases
D. True cases only
Answer» E.
10.

What is the range of analog input port?

A. 0 to 3
B. 0 to 3.3
C. 0 to 4
D. 0 to 4.5
Answer» C. 0 to 4
11.

Is APIs are glue?

A. True
B. False
C. May be True or False
D. Can't say
Answer» B. False
12.

_________ are the inter connectors.

A. Web
B. Internet
C. Network
D. APIs
Answer» E.
13.

What is the role of Sensor in smart grid architecture of IoT?

A. Store data
B. Manage data
C. Collect data
D. Security
Answer» B. Manage data
14.

What is the role of Gateway in smart grid architecture of IoT?

A. Store data
B. Manage data
C. Collect data
D. Security
Answer» D. Security
15.

What is the example for smart grid edge device for utility?

A. Smart Meters
B. Smart Home
C. Smart Car
D. Smart Collage
Answer» B. Smart Home
16.

Monitor target of the smart ________ includes sensor objects in the power link.

A. Perception layer
B. Smart network layer
C. Smart Application layer
D. Data layer
Answer» B. Smart network layer
17.

IoT data scalability includes ________

A. Protocol abstraction
B. Simple and fast installation
C. Security with hardware
D. Data storage
Answer» E.
18.

Variable voltage Sensor is an instance of Analog Sensor.

A. True
B. False
C. May be True or False
D. Can't say
Answer» B. False
19.

For reading the current voltage ________ library class is used.

A. Digital sensor
B. Analog sensor
C. Actuator
D. Potential sensor
Answer» B. Analog sensor
20.

The core element is operated by ________

A. PaaS
B. IoT service Provider
C. SaaS
D. IaaS
Answer» C. SaaS
21.

Which protocol is used to link all the devices in the IoT?

A. TCP/IP
B. Network
C. UDP
D. HTTP
Answer» B. Network
22.

According to the analysis on IoT application frame work, smart grid is divided into ________ layers.

A. 2layers
B. 3 layers
C. 4 layers
D. layers
Answer» C. 4 layers
23.

________ resources are identified by Uniform Resource Identifiers.

A. CoAP
B. HMTP
C. MQTT
D. TCP/IP
Answer» B. HMTP
24.

________ enables open application layer for constrained nodes.

A. IETF 6LoWPAN
B. IEFT CoAP
C. RFID/NFC
D. IEEE 802.15.4.LoWPAN
Answer» C. RFID/NFC
25.

Adheres to ________ approach for managing resources and support mapping to HTTP.

A. RETful
B. IoT
C. Restful
D. RESTful
Answer» E.
26.

________ enables seamless integration of LoWPAN devices with internet leveraging.

A. IETF 6LoWPAN
B. IEFT CoAP
C. RFID/NFC
D. IEEE 802.15.4.LoWPAN
Answer» B. IEFT CoAP
27.

________ supports low energy radio operation.

A. IETF 6LoWPAN
B. IEFT CoAP
C. RFID/NFC
D. Bluetooth
Answer» E.
28.

6LoWPAN Adaption layer contains?

A. Header compression
B. Fragmentation
C. Layer 2 forwarding
D. Header compression, Fragmentation, and Layer 2 forwarding
Answer» E.
29.

CoAP messages are short.

A. True
B. False
C. May be True or False
D. Can't say
Answer» B. False
30.

________ tags, devices, smart phones useful in identification.

A. IETF 6LoWPAN
B. IEFT CoAP
C. RFID/NFC
D. IEEE 802.15.4.LoWPAN
Answer» D. IEEE 802.15.4.LoWPAN
31.

________ specification defining the PHY and MAC layer of low power devices.

A. IETF 6LoWPAN
B. IEFT CoAP
C. RFID/NFC
D. IEEE 802.15.4.LoWPAN
Answer» E.
32.

Which protocol interacts asynchronously over UDP?

A. HMTP
B. CoAP
C. MQTT
D. TCP/IP
Answer» C. MQTT
33.

How many messages types are there in CoAP?

A. 2
B. 5
C. 3
D. 4
Answer» E.
34.

The IoT platforms are mainly divided into how many types?

A. 3 types
B. 5 types
C. 4 types
D. 2 types
Answer» D. 2 types
35.

WSN stands for __________

A. Wired Sensor Network
B. Wireless Sensor Network
C. Wired Service Network
D. Wireless Service Network
Answer» C. Wired Service Network
36.

The use of RFID in product logistics may realize automatic acquisition of logistics information.

A. True
B. False
C. May be True or False
D. Can't say
Answer» B. False
37.

The core element of architecture of smart city is ________

A. Mobile Unified Service
B. Urban Application Platform
C. Management center
D. Integrated Information Provider
Answer» E.
38.

Number of methods in CoAP?

A. 2
B. 5
C. 4
D. 3
Answer» D. 3
39.

________ layer can be divided into the data access network and the core network.

A. Perception layer
B. Smart network layer
C. Smart Application layer
D. Data layer
Answer» C. Smart Application layer
40.

_________ provides a middleware and application container for IoT gateway.

A. Eclipse Kura
B. Red Hat
C. Intercloud
D. Bot 2 Bot
Answer» B. Red Hat
41.

________ is an application layer protocol for resource constrained devices.

A. CoAP
B. HMTP
C. MQTT
D. TCP/IP
Answer» B. HMTP
42.

___________ is a community that is working together to establish an IoT architecture.

A. Eclipse IoT
B. Red Hat
C. Intercloud
D. Bot 2 Bot
Answer» B. Red Hat
43.

________ is used to describe a perceived, quickly growing set of web based applications.

A. Web 4.0
B. Web 3.5
C. Web 2.0
D. Web 4.5
Answer» D. Web 4.5
44.

Which standard is preferable to achieve SOA?

A. Software service
B. Business service
C. Network service
D. Web service
Answer» E.
45.

What are the three terminologies on which SOA service stands__________

A. Contract, Address and Building
B. Contract, Address and Service
C. Service, Contract and Building
D. Service, Building and Address
Answer» B. Contract, Address and Service
46.

SOA stands for _____________

A. Solution Oriented Architecture
B. Sector Oriented Architecture
C. Service Oriented Architecture
D. Source Oriented Architecture
Answer» D. Source Oriented Architecture
47.

APIs are the skybridge.

A. True
B. False
C. May be True or False
D. Can't say
Answer» B. False
48.

IoT solutions are at the heart of IDC’s view of the _________

A. Three
B. Two
C. One
D. Four
Answer» E.
49.

_________ Services are the way in which the IoT is connected to data.

A. Cloud
B. Bigdata
C. Internet
D. Network
Answer» B. Bigdata
50.

One of the main characteristics of Linked Stream Data is “Live Streaming”.

A. True
B. False
C. May be True or False
D. Can't say
Answer» B. False