D337 Internet of Things (IoT) and Infrastructure - Set 2 - Part 2

Test your knowledge of technical writing concepts with these practice questions. Each question includes detailed explanations to help you understand the correct answers.

Question 21: Which type of network would likely use narrowband communication?

LoRaWAN

Wi-Fi

Bluetooth

Sigfox

Question 22: What component aggregates IoT data for remote management on the central platform?

Customer Edge Device

Secure Runtime Environment

Device Management Module

Protocol Adapter

Question 23: What is the purpose of protocol adapters in IoT systems?

To store sensor data

To convert data formats between devices

To provide internet access

To reduce data size

Question 24: What is a primary function of an IoT runtime environment?

Device manufacturing

Sensor data collection

Remote management of information flows

Power supply management

Question 25: What is the purpose of the HyperCat specification in IoT?

To reduce data usage

To define a format for IoT catalogues over Web technologies

To increase signal range

To manage device power

Question 26: What does DCAT stand for in IoT interoperability?

Data Catalog Vocabulary

Data Collection and Analysis Toolkit

Device Connectivity and Access Token

Distributed Connectivity and Access Table

Question 27: What is the main purpose of a customer edge device?

To store data

To send data to the cloud

To collect and process data locally

To manage device security

Question 28: Which IoT feature allows interoperability between multiple devices?

Protocol adaptation

Data compression

Device authentication

Signal amplification

Question 29: What is the role of data access control in IoT systems?

To manage device power

To limit access to data for security

To send data to sensors

To perform analytics on data

Question 30: In the context of IoT, what is metadata?

Primary sensor data

Data that describes other data

Signal strength

Transmission frequency

Question 31: What is the purpose of access control in IoT platforms?

To limit data access for security

To increase signal strength

To enhance data speed

To manage device locations

Question 32: What is the main use of discovery in IoT ecosystems?

Locating information aggregators with relevant data

Managing device power

Amplifying data signals

Encrypting sensor data

Question 33: What does the Secure Runtime Environment protect in an IoT system?

Physical device security

Unauthorized data access and malicious software

Data storage capacity

Device battery life

Question 34: Which communication type is best for mission-critical IoT applications requiring low latency?

LPWAN

Zigbee

URLLC

LoRa

Question 35: What aspect of IoT does the term "batch processing" refer to?

Processing each data point individually

Grouping and processing data at intervals

Real-time processing of data

Compression of sensor data

Question 36: In IoT, what is "stream processing"?

Real-time processing of data as it's generated

Group processing of data

Signal enhancement

Compressing large datasets

Question 37: Which tool is designed to enable interoperability between IoT catalogues?

DCAT

LTE-M

LoRa

AMI

Question 38: What is a key benefit of stream processing for IoT applications?

Low data transfer rate

Real-time data analysis

Reduced data accuracy

Grouping data for later analysis

Question 39: What does the Lambda architecture in data processing support?

Only batch processing

Only stream processing

Both stream and batch processing

Data compression

Question 40: What is the main benefit of dimensionality reduction in IoT data?

Reducing storage space

Increasing signal range

Reducing the number of variables

Enhancing data security

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