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WorksheetsTest Your Knowledge - Introduction to IoT
Total questions: 80
Worksheet time: 40mins
Which of the following is not considered as not an element of IoT?
Process
Security
People
Things
Software Define Network can manage:
Network connectivity and Sensor nodes
Sensor nodes and Sensing delay
Sensing delay and Network connectivity
Sensor nodes, Sensing delay and Network connectivity
A powerful term which is a platform where we connect everyday things embedded with electronics, software, and sensors to the internet enabling it to collect and exchange data.
Cloud Computing
Big data
Mobile Computing
Internet of Thing
Which characteristics of IoT makes things to act smarter?
Unique Identity
Connectivity
Intelligence
Dynamic nature
Internet of Things can be combined with which of the individual domains?
Cloud-based storage and computing
Big-data networks
Cyber Physical Systems
Cloud-based storage and computing, Cyber Physical Systems and Big-data networks
In IoT SOA which one is a part of the detection Layer?
Service integration
Service repository
Business logic
Data sensing and actuation protocols
Which among the following is true?
IoT is a part of M2M
CPS is a part of Web of Things (WoT)
M2M is a part of IoT
IoT is a part of CPS
Which is a unique one of Light activated polymers (LAPs)?
Light relying resistors
Shape memory polymers
Solar cells
None of these
Which Characteristics of IoT helps us to bring together everyday objects?
Unique Identity
Connectivity
Intelligence
Scalability
What is the best in using Software Defined Networking?
Separation of control plane and the data plane into different devices
Minimize the number of jumps for routing a packet
It uniforms the data plane across different brands
Eliminates the requirement for packet routing
Range of each sensor node is related to IoT scalability. Say True or False:
True
False
128 bits are there in
IPv4
IPv6
Both of these
None of these
Smart Meters are examples for Machine to Machine Interaction. Say True or False:
True
False
Which layer is responsible for sending IP packets from the source node in a network of devices to the end node?
Transport layer
Data Link Layer
Application Layer
Network layer
Machine to Machine is….. Technology
Hardware Based
Software Based
Connection Based
Interaction Based
Forwarding Information Base is a copy of the routing table used by interfaces. Say True or False:
True
False
IoT is…..Technology
Hardware Based
Software Based
Connection Based
Interaction Based
Machine to Machine Interaction is considered as more scalable, when compared to IoT. Say True or False:
True
False
In which type of network, network management is difficult?
SDN
Traditional Network
Both a & b
None of these
Whether these two statements are true or false?
i) Switches blindly forward the packets
ii) The packet forwarding rules in the switches are installed by the SDN controller
True
False
Which plane helps SDN to make network management easier?
Data plane
Controller Plane
Management Plane
Both a & b
Which needs more time to update or handle errors?
SDN
Traditional Network
Both a & b
None of these
What is the need for open control flow?
To communicate between packet forwarding switches
To communicate between a legacy switch and a packet forwarding switch
To interact with the SDN controller and a packet forwarding switch
None of the above
Publish command message to publish information on a specified topic or topics is sent from _________
Publisher to broker only
Broker to publisher only
Both Publisher to broker and broker to publisher
Server to client
SDN has the ability to centrally monitor and control the network through softwarization, i.e., controller.
It is not Possible with SDN
It is Possible only with SDN
With traditional Network alone it is possible
Both b & c
What is alternative for FIB in the factor of SDN?
OpenFlow protocol
Controller software
Forwarding rule
Routing protocol
The message is sent to the input queue of a message flow that holds a _________
Server
Client
Subscriber
Publication node
Maintenance cost is high for SDN when compared to traditional networks. Say True of False:
True
False
Batch is automatically created when you publish a message. Say True or False:
True
False
With the SDN, a central intelligence controls the data forwarding. This network controller is called
Controller plane
Data plane
Management plane
All of these
API enables software components to interact. Say True or False:
True
False
The hardware that actually makes the forwarding on command of the Controller Plane is
Controller plane
Data plane
Management plane
All of these
Management is set of _________
Technologies and Processes
Processes and devices
Devices only
Technologies and devices
Which of the following is not a tasks of the Control Plane with its Network Controller?
The management of the different network components
The configuration of the hardware
The configuration of network security relevant security specifications
Access to the hardware components
Which of the following is not a tasks of the data Plane with its forwarding hardware?
The forwarding of data packets
The receipt of control information from the Network Controller
The management of access to the network components
Both a & b
The Class diagram is used in which step of IoT Design methodology?
IoT Level Specification
Functional level specification
Operational level specification
Information model specification
Which step used to define the use case in IoT design methodology?
Domain model specification
IoT level Specification
Process model specification
Information model specification
Which step in IoT design methodology involves to define communication options, service hosting options, storage options & device options?
IoT level Specification
Process model specification
Information model specification
Operational view specification
Physical Design of IoT refers to
Things in IoT
IoT Protocols
Iot Communication API
Both a & b
In IoT Stack CoAP & MQTT is present in which layer?
Application Layer
Transport Layer
DataLink Layer
Network Layer
Which step in IoT design methodology involves mapping process and information model to services?
Process model Specification
Information model Specification
Service model specification
Domain model specification
Things in IoT refers to
Physical Objects with unique identifier
Hadoop tool to analyze data
Network protocols
Both a & b
Actuators means ….
Converts electrical input into physical action
Used to Sense the actions
Used to find the movements
Converts user data into machine
6LowPAN used in which layer of IoT stack?
Application Layer
Transport Layer
DataLink Layer
Internet Layer
Logical Design of IoT refers to
i) IoT Communication Models
ii) IoT Communication API
iii) Functional Blocks of IoT
Both i & ii
Both i & iii
All of the above
None of the above
……….. Works as a request-response protocol between a client and server.
UDP/TCP
6LowPAN
HTTP
IEEE 802.15.4
Which one maintains all the necessary information from client to server must and cannot take advantage of any stored context on the server? The client maintains all the session state?
Client-server
Stateless
Cache-able
Layered system
API management system creates __________ identity.
Secure and friendly
Friendly
Secure
Secure and Robust
Web applications support ___________ API.
RESTful
RESful
Class
Lua
NFC means ________
Near Field Customer
Near Field Communication
Near Fast Communication
Near Field Connection
Phones act as actuators too.
True
False
Which one of the Servers can provide executable code or scripts for clients to execute in their context?
Client-server
Stateless
Cache-able
Code on demand
___________ enables production-ready features to the spring boot application.
Actuators
Endpoint
Boot
Hypermedia
__________ allows us to monitor the application.
Actuators
Endpoints
Boot
Hypermedia
Who subscribes to the topics which are managed by the broker?
Publishers
Brokers
Consumers
Both a & c
……… is a fully duplex communication model that uses a persistent connection between the client and server.
Exclusive pair Communication model
Push-Pull Communication model
Both a & b
None of the above
Which possibility automatically communicates with other vehicles?
Transportation and logistics
Energy and utilities
Automotive
Connected supply chain
Which possibility provides inter connectivity between shop floor and top floor?
Transportation and logistics
Energy and utilities
Plant control flow operation
Connected supply chain
Which possibility connects the production line to suppliers?
Transportation and logistics
Energy and utilities
Automotive
Connected supply chain
………. Is based on HTTP which is stateless protocol.
REST
Web Socket
Both a & b
None of the above
Which possibility is the highest contributor to cost overhead for manufacturing facilities?
Transportation and logistics
Energy and utilities
Plant control flow operation
Energy management and resource optimization
Network allows digital devices to interconnect and transmit data. Say True or False:
True
False
Which device allows a refrigerator to place a replacement order for an item contained within the device?
Network
Generator
Actuator
Sensor
Smart devices can be controlled from a smartphone, tablet, or PC once it is connected to a _________________
Network
Home Gateway
Firewall
Generator
32 bits are there in
IPv4
IPv6
Both of these
None of these
Which block provides various functions to govern the IoT system?
Device
Application
Management
Security
Which block allows users to view the system status and view or analyse the processed data?
Device
Application
Management
Security
Which API allows full duplex communication and does not require a new connection to be set up for each message to be sent?
Rest API
Web Socket API
Both a & b
None of the above
Which sensor is suitable to detect fire?
Pressure Sensor
Smoke sensor
IR sensor
Pulse sensor
What is the purpose of the AirFlow sensor?
to measure the moisture in the soil
to measure the air level in the soil
to measure the water level in the soil
to measure the soil strength
Which system refers to an abstract representation of the entities & processes without going into the low-level specifics of the implementation?
Physical design of IoT
Logical Design of IoT
Functional Blocks of IoT
Principles of IoT
What is SDN?
Software Digital Network
Software Data Network
Software Define Network
Software Data Analysing Network
Future application of IoT through phones includes viewing data and controlling sensors anywhere. Say True or False:
True
False
What are the functional blocks of IoT?
Device
Application
Both a & b
None of the above
The goal of ……..is to improve network control by enabling enterprises and service providers to respond quickly to changing business requirements.
NFV
SDN
Traditional Network
None of the above
How many layers does SDN architecture have?
Three layers
Four Layers
Two Layers
Single layer
Which makes SDN better than a traditional network?
Use of Data Plane
Centralized control over network
Centralized data sharing
Both a & b
Sensors used in Automatic Irrigation System.
Temperature Sensor
Moisture Sensor
Smoke Sensor
IR sensor
Which sensor is used for the heart beat Monitoring system?
Pressure Sensor
Ultrasonic Sensor
Pulse Sensor
IR sensor
Identify the major challenge faced by an IoT system.
Security & Privacy
Unique Identity
Intelligence
Smart devices
