WorksheetsExercises fo IoT Exam
Total questions: 100
Worksheet time: 57mins
In which phase of the IoT systems development life cycle (SDLC) would the requirements for subsystemsbe defined?
System concept development
Planning
Design
Requirements analysis
Which of the following phases in the IoT systems development life cycle (SDLC) is used after delivery toupdate, modify, fix defects, and/or improve the system performance?
Integration
Testing
Maintenance
Implementation
Which of the following activities are NOT part of the maintenance phase of the IoT systems developmentlife cycle (SDLC)? (Select Two)
Requirement engineering
Improvement and systems operation
Error correction
Removal of abandoned features
Applications and systems operation
Which of the following activities occurs during the disposition phase that makes it a critical step in theIoT systems development life cycle (SDLC)?
Stage hardware and software for reuse in future projects
Destroy all planning and design artifacts to ensure system security
Destroy or securely preserve all vital data that has been collected
Submit all project documentation to governmental standards organizations
which of the following actions occurs during the requirements analysis phase of the IoT systemsdevelopment life cycle (SDLC)?
Identification of budget requirements and constraints
Identification of testing processes and limitations
Identification of end user needs and expectations
Identification of product limitations or issues
A grocery store wants to modernize its business to access a new customer segment. When it cannot findan IoT-based solution that suits its needs, it contracts with a third-party vendor to develop anappropriate solution. Upon initiating the projects with the vendor, which of the following are most likelyto occur based on the IoT systems development life cycle (SDLC)? (Select Two)
Completing a requirements analysis
Implementing the completed system
Performing integration and testing
Designing and developing the system
Conceptualizing the desired system
Which of the following phases of the IoT systems development life cycle (SDLC) immediately precedesintegration and testing?
Requirement analysis
Development
Design
Planning
During which phase of the IoT systems development life cycle (SDLC) is the system architecture MOSTlikely defined?
Disposition
Design
Implementation
Planning
The lead software engineer for an appliance manufacturer is selecting the connection protocol for allnext-generation appliances. To reduce the manufacturing cost, the microcontrollers (MCUs) used inthese appliances are limited in capability (8-bit or 16-bit). Which of the following protocols would theengineer be LEAST likely to choose?
HTTP
Advanced Messaging Queuing Protocol (AMQP)
Message Queuing Telemetry Transport (MQTT)
Constrained Application Protocol (CoAP)
Which of the following functions does the IoT gateway provide?
Cloud computing
Network scaling
Device connectivity
Application integration
Which of the following are real-time operating system (RTOS) utilized within IoT applications? (SelectTwo)
FreeRTOSUnix
WindRiver VxWorks
Android Things
WindRiver VxWorks
Apple iOS
What is data analytics?
Analyzing data since it is not complete unless processed
Completing the process to determine if the data is usable
Analyzing data with the goal of developing valuable insights
Attempting to create value in data from a vacuum
Which of the following is a characteristic of edge/fog computing?
Centralized processing
Real-time data analytics
Long-term data storage
Network load balancing
Which of the following elements of an IoT ecosystem performs processing near endpoints?
Edge/fog
Actuator
Private cloud
Public cloud
Which of the following capabilities are most commonly shifted from the cloud to edge/fog computingsystems? (Select Two)
Data aggregation and filtering
Platform as a Service (PaaS)
Long-term data storage
Container clustering
Device management
An engineer is deploying a pipe monitoring system that will collect flow data inside a manufacturingfacility. Which of the following might the engineer use to collect and analyze data from each monitoringdevice prior to transmission to a cloud-based business intelligence platform?
Network router
Application server
Application server
IoT gateway
Network switch
An engineer is tasked with defining customized IP routing capabilities for an IoT-enabled security system.Which of the following technologies might the engineer use to meet this requirement?
Message Queuing Telemetry Transport (MQTT)
A. Software Defined Networking (SDN)
Sigfox
Modbus
An engineer is designing an IoT based camera system that requires transmission of real-time, highdefinition (1080p) video from the camera to an on-premise monitoring application. Which of thefollowing wireless technologies might the engineer choose to support the anticipated networkbandwidth requirements?
Zigbee
Sigfox
Z-Wave
802.11 Wi-Fi
Which of the following technologies can facilitate connectivity at distances greater than 1.8 miles (or 3kilometers)?
Lora/LoRaWAN
6LoWPAN
Zigbee
802.11ac
Which of the following is a common near-range wireless technology used in IoT?
Z-Wave
RFID
Zigbee
Sigfox
Which of the following are examples of long-distance wireless technologies using star-based topologies?(Select Three)
LoRa/LoRaWAN
Random Phase Multiple Access (RPMA)
Zigbee
Sigfox
Z-Wave
Which of the following is an Ethernet standard used in Industrial IoT (IIoT) applications to guaranteetiming characteristic in a packet switched network? (Select Three)
IEEE 802.15.4
Ethernet passive optical networks (EPON)
Time-Sensitive Networking (TSN)
IEEE 1588v2
Ethernet for Control Automation Technology (EtherCAT)
Which of the following protocols might an IoT-enabled point of sale (PoS) system employ to acceptpayments from a smartphone?
Cellular
Sigfox
Random Phase Multiple Access (RPMA)
Near-field communication (NFC)
Which of the following technologies would a merchant shipper MOST likely use to communicate withone of its tankers at sea?
Satellite
Sigfox
Celular
Z-Wave
Which of the following protocols provides encryption functionality in IoT?
HTTP
Transmission Control Protocol (TCP)
Sigfox
Bluetooth
Which of the following are the most commonly supported functions in cloud-based IoT platforms?(Select Two)
Object storage
Device management
Clustering
Load balancing
Containerization
Which of the following geolocation systems would guarantee the most accurate location awarenessaround the globe? (Select Two)
Global Navigation Satellite System (GLONASS)
BeiDou Navigation Satellite System (BDS)
Global Positioning System (GPS)
European Commission Galilleo
Quazi-Zenith Satellite System (QZSS)
Which of the following describes how predictive analytics could be used?
Mining data for interesting patterns and correlations
Determining future conditions from current or past conditions
Recovering lost information based on historical data
Understanding reasons for past and current conditions
Which of the following converts a numerical value into an electrical signal?
Analog-to-digital converter (ADC)
Output
Digital-to-analog converter (DAC)
Input
An engineer is designing an IoT-based heating, ventilation, and air conditioning (HVAC) monitoringsystem. Which one the following components within the system would convert temperature values intodata?
A bi-directional metal-oxide semiconductor field-effect transistor (MOSFET)
Analog-to-digital converter (ADC)
Digital-to-analog converter (DAC)
Direct current (DC) to direct current (DC) boost converter
Streaming data analytics approaches are used in IoT applications to:
Analyze sensor data streams in real time
Reduce sensor data streams to save communication bandwidth
Analyze sensor data flowing into a data lake
Split sensor data into parallel streams for pipelined computation
Which of the following techniques can be utilized for data analytics in IoT? (Select Two)
Proactive
Reactive
Streaming
Cognition
Predictive
Which of the following are functionalities of AI? (Select Three)
Analyzing data
Disseminating data
Learning from data
Problem solving
Collecting data
Which of the following describes a function of quality of service (QoS) in IoT networking?
It guarantees bandwidth to specific applications
It guarantees network access to specific applications
It guarantees network security for specific traffic
It guarantees network access to specific endpoints
Which of the following IoT applications in smart city would be used to improve public safety?
Water management system
Traffic management system
Fleet management system
Energy management system
Which of the following is the primary goal of machine learning?
Data analysis
Description of underlying factors
Root cause analysis (RCA)
Pattern recognition
Which of the following risk management approaches is MOST effective in finding defects in a connectedproduct after it is manufactured but before it is released?
Hazard classification and analysis
Safety certification
Root cause analysis (RCA)
Quality management system
Which of the following risk management approaches is used by a manufacturer to ensure the overallsafety and continuous improvement of its products during manufacturing, maintenance, and operation?
Hazard classification and analysis
Root cause analysis (RCA)
Quality management system
Corrective action/preventive action (CAPA)
Safety certification
An IoT practitioner is part of a team developing an IoT product for use in the medical field. Which of thefollowing actions MUST be taken before the product is released to minimize potential safety risks?
Comply with any safety certification requirements
Perform a root cause analysis (RCA) against problems
Review maintenance procedures for deployment
Question upper management’s commitment to safety
Which of the following risk management approaches is used to determine why a problem occurred ormight occur?
Hazard classification and analysis
Root cause analysis (RCA)
Quality management system
Corrective action/preventive action (CAPA)
Safety certification
An automotive manufacturer is deploying an autonomous driving system in all of its vehicles. Which ofthe following risk management approaches should be employed by the manufacturer to continuouslyimprove the safety of its vehicles after production begins? (Select Two)
Hazard classification and analysis
Root cause analysis (RCA)
Quality management system
Corrective action/preventive action (CAPA)
Safety certification
An automotive manufacturer is designing an autonomous driving system to be used in all of its vehicles.Which of the following risk management approaches can be employed by regulatory authorities toensure a minimum level of safety in the manufacturer's vehicles?
Hazard classification and analysis
Root cause analysis (RCA)
Quality management system
Corrective action/preventive action (CAPA)
Safety certification requirements
Which of the following risk management approaches is used by a manufacturer to ensure that problemwith a product found during manufacturing, maintenance, or operation do not occur again?
Hazard classification and analysis
Root cause analysis (RCA)
Quality management system
Corrective action/preventive action (CAPA)
Safety certification
Which of the following risk management approaches is MOST focused on making the next version of theproduct safer and more reliable?
Corrective action/preventive action (CAPA)
Hazard classification and analysis
Root cause analysis (RCA)
Safety certification
Which of the following risk management approaches is the first step that must be taken to ensure criticalsafety risks are being addressed during product design?
Safety certification
Corrective action/preventive action (CAPA)
Quality management system
Root cause analysis (RCA)
Hazard classification and analysis
A company provides a Software as a Service (SaaS) application that is accessed by governmentemployees via the Internet. To remain compliant with government standards, the application cannot bedeployed on shared storage or computing resources. Which of the following cloud models would thecompany most likely use?
Public
Private
Hybrid
On premise
An engineer needs to ensure that customer data sent from an IoT enabled health tracker is encryptedas it traverses the internet on its way to a cloud-based collection database. Which of the protocols mightthe engineer use to meet this requirement?
HTTPS
Bluetooth
WPA2
Constrained Application Protocol (CoAP)
An organization wants to deliver a wide variety of service while controlling their internal costs. Which ofthe following cloud models would provide the organization with maximum savings?
Public
Private
Hybrid
On premise
An organization wants to deliver a wide variety of secure services for internal use. Which of the followingcloud models would provide the organization with maximum security?
Public
Private
Hybrid
On premise
Which of the following data can be sensed by an accelerometer?
Changes in ambient temperature
Changes in the magnetic field
The quality of the ambient air
Changes in velocity over time
Which of the following is the BEST example of a smart grid application that might be offered by a powergrid operator to optimize energy savings?
Application of Industrial IoT (IIoT) technology in power plants to optimize power generation efficiencyand reduce down-time for maintenance
A consumer IoT hub that reports energy usage of smart-home appliances to owners, enabling theusers to minimize usage
A service that provides real-time management of power use for smart-home appliances to smoothdemand while lowering consumer energy bills
An advanced battery system that stores power during off peak times to be used during higherdemand periods
A city is experiencing numerous environmental issues due to significant population growth. Which offollowing smart city applications could the city’s municipal authorities implement to BEST address thesekinds of issues?
Occupancy management
Energy management
Noise management
Waste management
Which of the following is NOT a smart city application?
Traffic optimization
Parking and road design
Smart trash removal
City-wide Wi-Fi
Which of the following are tools that help in providing IoT data analytics? (Select Two)
Hadoop
Spark
TensorFlow
Torch
MXNet
A network engineer needs to be able to dynamically increase network throughput on an as needed basis.Which of the following cloud service models might the engineer choose?
Infrastructure as a Service (IaaS)
Platform as a Service (PaaS)
Storage as a Service (SaaS)
Software as a Service (SaaS)
Which of the following are AI techniques are used in IoT? (Select Two)
Machine learning
Natural language processing (NLP)
Data marts
Extract, transform and load (ETL) frameworks
Business intelligence
Which of the following is the MOST efficient virtualization technology for edge/fog computing?
Containers
Virtual machines
Emulation
Network function virtualization
An engineer is designing an IoT based heating, ventilation, and air conditioning (HVAC) monitoringsystem. Which of the following technologies might the engineer use to facilitate localized dataprocessing prior to sending information to the cloud?
Edge/fog computing
Data warehousing
Online analytical processing (OLAP
Big data processing
Which of the following IoT applications are MOST relevant to building management? (Select Two)
Air quality management
Power distribution automation
Fuel and engine management
Surveillance and security
Noise management
The focus 100% of its efforts on developing its flagship product, an IoT startup is looking to offloadresponsibility for managing most of its data center computing assets. Which of the following cloudplatforms is the startup MOST likely to choose?
Software as a Service (SaaS)
Platform as a Service (PaaS)
Infrastructure as a Service (IaaS)
Device as a Service (DaaS)
Which of the following are things in a smart energy provisioning system? (Select Two)
Wind turbines
Solar panels
Smart grids
Flow controllers
Power distribution regulators
Which of the following best describes edqe/fog computing?
The aggregation of data from multiple devices to provide processing and control prior totransmission to the cloud
The final collection of data for potential processing to provide data encryption and long-term storage
The aggregation of data from multiple devices to provide data warehousing and business intelligence
The collection of data from multiple devices to provide an informational dashboard for executivemanagement
Which of the following are reasons that an organization might implement Industrial IoT (IIoT)? (SelectTwo)
To increase the automation of machines
To use real-time data analytics to inform business decisions
To better manage IT infrastructure
To adopt the IoT product lifecycle
To ensure the security of manufacturing data
Which of following hardware platforms is NOT used for data processing near the edge?
Raspberry Pi
Xeon
ARM
x86
Which of the following forms of computing provides the least latency for the analog domain?
Cloud
Edge
Fog
Parallel
An IoT practitioner needs to use technology on a single-tenant physical server but wants to conserveoperating system licenses. Which of the following is the best technology to implement?
Virtual machines
Containers
On premise
Hybrid cloud
Which of the following is NOT a benefit of connected vehicle initiatives?
Increasing manufacturing efficiency
Reduce fuel consumption
Providing additional in vehicle services
Improving occupant safety
Which of the following is true about security, privacy, and safety concerns when developing IoT-basedproducts? (Select Two)
Using connected product architectures and cloud-based services together makes the product safer
Sending data from IoT devices to cloud based services can be protected by using the MessageQueuing Telemetry Transport (MQTT)
Using blockchain technology can improve the security and privacy of IoT device data andtransactions
Incorporating IoT technologies into a product can complicate the design, making it less safe
Redesigning a standalone device to make it cloud connected enhances the security and privacy ofdata
Which of the following are key challenges in implementing IoT security? (Select Two)
Having an enterprise-wise lack of security awareness
Determining the cost to scale and implement security products and services
Convincing the legal department that security is important
Setting well-defined and commonly accepted security standards
Ensuring the availability of cloud platforms
IoT’s ultimate aim is to deliver benefits through:
Using wireless networks to connect machines and people
Sensing and monitoring remote conditions
Developing foresight from data to take intelligent action
Using Software as a Service (SaaS) to centralize decision-making
What are the significant business benefits of IoT for digital transformation? (Select Three)
Increased competitive position
Increased return on investment (ROI)
Modernized legacy systems
Improved customer experience
Improved system integration
Which of the following is NOT a benefit of utilizing IoT in healthcare?
Reduced hospitalization duration
Personalized healthcare delivery
Improved patient comfort
Reduced regulatory oversight
Which is the MOST important benefit to an enterprise when deploying an IoT solution?
Developing actionable intelligence
Enhancing sensor connectivity
Integrating operations via APIs
Improving product mix
Which of the following cultural transformation challenges is the biggest concern when a businessimplements IoT?
Innovation of product and processes can leave employees behind due to the lack of skill improvement
A disruption to the existing corporate culture will result in an excessive exodus of skilled employees
The time and effort required for a successful cultural transformation outweighs the benefits of IoTadoption
Employees can be resistant to the new priorities, skill requirements, and additional jobresponsibilities that result from a change to the business model
Employees can be resistant to the new priorities, skill requirements, and additional jobresponsibilities that result from a change to the business model
Utilization of restful APIs
Scalable data collection and storage
Energy consumption of endpoints
High density of cellular towers
What is the primary challenge caused by a lack of standardization in IoT?
Modernization of legacy devices
Interoperability between systems
Disparate applications and infrastructure
Coverage does not extend everywhere
Which of the following are the BEST examples of inadvertently increasing safety risks in a product withIoT? (Select Two)
A connected vehicle uses cloud-based computing to determine the required braking force afterdetecting an impeding collision
A connected electric range sensors and cloud analytics to predict a heating element failure
A passenger rail system uses cellular communications, satellite-based navigation, and cloud basedpredictive analytics to provide passengers with real-time departure and arrival information
A subway system uses cellular communications and cloud-based services for train-to-trainsignalling
A connected vehicle uses cloud-based services and vehicle-to-vehicle communications to improvethe accuracy of traffic forecasting for navigation guidance
Which of the following challenges is the MOST common to IoT?
Addressing security, privacy, and safety issues
Having a homogeneous network
Minimizing the number of endpoints on the IoT network
Selecting between IPv4 and IPv6
Which of the following are ways that IoT can help a business be more competitive? (Select Three)
By applying the technology to increase business intelligence
By reducing costs within a system or process
By increasing the usage of natural resources for the same product or service
By discovering new revenue streams within the market
By accepting the trade-off of decreased productivity if the technology is applied
Which of the following would be the MOST likely immediate benefits to a product manufacturer forincorporating IoT in their product? (Select two.)
Creating new revenue streams
Streamlining IT operations
Lowering manufacturing costs
Improving customer experience
Improving business process efficiencies
An executive plans to deploy IoT in their business with the main objective of investigating why customerdemand for their newest product on the market is decreasing day-by-day. In this scenario, which of thefollowing is the PRIMARY benefit the execute is expecting?
Reducing time to market
Creating new revenue streams
Increasing insight into customer preferences and behaviours
Increasing operational efficiency
An organization plans to redesign an existing product to incorporate IoT capabilities. Which of followingbenefits is the organization hoping to gain?
Improved salary structure
Reduced taxes and tax expenses
Improved customer experience
Reduced raw material prices
Which of the following presents the greatest security risk to IoT?
Increasing the number of endpoints on the IoT network
Using a homogeneous network
. Increasing network performance
Gathering data from numerous sources
Which of the following are significant challenges facing IoT? (Select Two)
Managing a large number of endpoint devices on the IoT network
Selecting between IPv4 and IPv6
Identifying endpoint devices in cloud platform applications
Managing the huge amounts of data that IoT devices produce
Which of the following issues is MOST likely to occur when a hospital does not follow the safetyrecommendations of its Internet provider?
Mass power outages
Hacking of patient medical files
Failure of treatment devices
Workplace accidents
A hacker uses default passwords to hack into thousands of IoT enabled toaster ovens and then uses thecompromised devices to bombard the website of a global corporation with useless network traffic.Which type of attack did the hacker utilize?
Spoofing
Distributed denial of service (DDos)
Man-in-the-middle (MITM)
Bluesnarfing
Which of the following BEST describes how elevation of privilege threatens the privacy of data within anIoT system?
It allows the attacker to have read/write access to everything
It allows the attacker to shrink the system operations as needed
It allows the attacker to increase the intensity level of the attacks
It allows the attacker to remove system administrator access
A hacker has stolen confidential customer information from an IoT-enabled device by exploitingvulnerabilities that were not discovered when the device was first deployed. Which of the followingwould be the BEST method for repairing these vulnerabilities?
Implementation of secure firmware updates
Implementation of advanced OS hardening
Implementation of non-repudiation techniques
Implementation of distributed denial of service (DDos) defenses
A hacker carefully crafts a malicious email using the signature and photo of a particular company’s CEO.Which type of social engineering attack does this represent?
Spear phishing
Shoulder surfing
Whaling
Impersonation
Which of the following is a typical technique that could be used to increase physical security?
Blockchain
Surveillance
Nonrepudiation
Fuzzing
To ensure that modifications to sensitive data can be detected if an IoT device is compromised, asoftware developer should implement which of the following types of security algorithms?
Code scanning
Data integrity
Data encryption
Denial of service (DoS) defense
Which of the following is the PRIMARY safety concern when designing or deploying smart meters?
Faulty software logic leading to power outages
Centralized data collection leading to unauthorized surveillance
Default passwords leading to devices being recruited into a botnet
Mechanical defects leading to supply chain disruption
A malicious hacker organization wants to obtain and exploit data on large scale from a particular brandof wireless home automation hubs that is known to be poorly secured. Which of the following are themost effective methods of attack? (Select Two)
Guess wireless network passwords that are weak
Capture data from MQTT network traffic from the hub to the cloud
Use a rootkit exploit based on shorting pins on the hub’s microprocessor
Execute a distributed denial of service (DDoS) attack
Attack the hub’s operating system from the internet
Which of the following are examples of possible infrastructure safety concerns by IoT? (Select Two)
Industrial accident
Mass power outage
Water supply contamination
Failure of diagnostic devices
Supply chain disruption
An IoT practitioner is tasked with identifying and eliminating causes of nonconformities in the IoT servicethey are bringing to market. Which of the following risk management approaches should the practitionerutilize to complete this task?
Corrective action/preventive action (CAPA)
Moves, adds, and changes (MAC)
Engineering change order
Standard operating procedure (SOP)
A user reports that, after installing a pirated copy of a common desktop application, their computerseems to be running slowly. Which of the following BEST describes this type of malware?
Trojan horse
Ransomware
Keylogger
Buffer overflow
Which of the following best explains why an IoT practitioner should implement an authentication,authorization, and accounting (AAA) framework?
Mediating network access
Managing systems closer
Testing threats to systems
Preventing threats to systems
Which of the following is the MOST significant safety risk of deploying IoT-enabled devices within a trafficmonitoring system in a smart city?
Autonomous vehicle accidents
Transportation accidents
Mass internet outages
Interruption of logistics
After a contractor plugs an infected laptop into the network, the system administrator discovers thatother uninfected computers are sending antivirus alerts. Which type of malware was used to infect thecontractor’s laptop?
Worm
Trojan horse
Keylogger
Ransomware
Fogger
An aircraft manufacturer wants to prevent counterfeit parts from entering its supply chain. Which of thefollowing technologies should it use?
Encryption
Nonrepudiation
Data anonymization
Blockchain
