Computer Knowledge

Internet of Things and Applications

2,876 Questions

Internet of Things (IoT) questions cover the connectivity of devices, cloud platforms, and sensor networks. Topics include IoT security, data analytics, short-range wireless technologies, and low-power applications. These concepts are vital for computer knowledge sections in various competitive exams.

IoT ConnectivityIoT SecurityData AnalyticsCloud PlatformsWireless Technology

Internet of Things and Applications Questions

Multiple choice

What is the primary goal of risk assessment in IoT security?

  1. To identify potential threats and vulnerabilities

  2. To determine the likelihood and impact of risks

  3. To develop and implement mitigation strategies

  4. To monitor and review the effectiveness of risk management measures
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Risk assessment aims to evaluate the likelihood and potential impact of identified risks to prioritize and allocate resources for risk mitigation.

Multiple choice

Which of the following is NOT a common mitigation strategy for IoT security risks?

  1. Implementing strong authentication mechanisms

  2. Encrypting data in transit and at rest

  3. Regularly updating firmware and software

  4. Disabling unused features and services
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Disabling unused features and services is not a common mitigation strategy for IoT security risks, as it primarily focuses on reducing the attack surface and minimizing potential entry points for attackers.

Multiple choice

What is the purpose of security monitoring in IoT risk management?

  1. To detect and respond to security incidents

  2. To assess the effectiveness of risk mitigation measures

  3. To identify emerging threats and vulnerabilities

  4. To comply with regulatory requirements
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Security monitoring aims to continuously monitor IoT devices and networks for suspicious activities, detect security incidents, and enable timely response to minimize the impact of breaches.

Multiple choice

Which of the following is NOT a best practice for managing IoT security risks?

  1. Conducting regular security audits and assessments

  2. Implementing a comprehensive security policy

  3. Educating users about IoT security risks and best practices

  4. Ignoring security updates and patches
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Ignoring security updates and patches is not a best practice for managing IoT security risks, as it leaves devices vulnerable to known vulnerabilities and exploits.

Multiple choice

What is the primary objective of risk management in IoT and connected devices?

  1. To eliminate all risks associated with IoT devices

  2. To minimize the likelihood and impact of security incidents

  3. To ensure complete protection against cyber threats

  4. To comply with industry regulations and standards
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The primary objective of risk management in IoT and connected devices is to minimize the likelihood and impact of security incidents, recognizing that it is impossible to eliminate all risks entirely.

Multiple choice

Which of the following is NOT a common IoT security risk?

  1. Malware and botnet infections

  2. Denial-of-service attacks

  3. Man-in-the-middle attacks

  4. Physical tampering and theft
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Physical tampering and theft are not typically considered common IoT security risks, as they involve physical access to devices, which is often limited or controlled.

Multiple choice

Which of the following is NOT a common IoT security risk?

  1. Eavesdropping and data interception

  2. Firmware vulnerabilities and exploits

  3. Supply chain attacks and compromised components

  4. Social engineering and phishing attacks
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Social engineering and phishing attacks are not typically considered common IoT security risks, as they primarily target human users rather than IoT devices themselves.

Multiple choice

What is the primary purpose of risk mitigation in IoT security?

  1. To identify potential threats and vulnerabilities

  2. To assess the likelihood and impact of risks

  3. To develop and implement strategies to reduce or eliminate risks

  4. To monitor and review the effectiveness of risk management measures
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Risk mitigation aims to develop and implement strategies to reduce or eliminate identified risks, such as implementing security controls, updating firmware, and educating users about security best practices.

Multiple choice

Which of the following is NOT a common IoT security risk?

  1. Insecure default configurations

  2. Lack of encryption and data protection

  3. Insufficient authentication and authorization mechanisms

  4. Physical access and tampering
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Physical access and tampering are not typically considered common IoT security risks, as they involve physical access to devices, which is often limited or controlled.

Multiple choice

What is the primary purpose of risk monitoring in IoT security?

  1. To identify potential threats and vulnerabilities

  2. To assess the likelihood and impact of risks

  3. To develop and implement strategies to reduce or eliminate risks

  4. To continuously monitor IoT devices and networks for suspicious activities
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Risk monitoring aims to continuously monitor IoT devices and networks for suspicious activities, detect security incidents, and enable timely response to minimize the impact of breaches.

Multiple choice

Which of the following is NOT a common IoT security risk?

  1. Unpatched software and firmware

  2. Weak or default passwords

  3. Lack of physical security measures

  4. Insufficient logging and auditing capabilities
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Lack of physical security measures is not typically considered a common IoT security risk, as it involves physical access to devices, which is often limited or controlled.

Multiple choice

Which of the following is NOT a common IoT security risk?

  1. Insufficient encryption and data protection

  2. Lack of authentication and authorization mechanisms

  3. Unsecured communication channels

  4. Physical access and tampering
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Physical access and tampering are not typically considered common IoT security risks, as they involve physical access to devices, which is often limited or controlled.

Multiple choice

Which of the following is NOT a typical application of IoT?

  1. Smart Homes

  2. Industrial Automation

  3. Self-Driving Cars

  4. Virtual Reality
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Virtual Reality is not a typical application of IoT as it does not involve the connection of physical devices to the internet.

Multiple choice

In the context of IoT, what does SCADA stand for?

  1. Supervisory Control and Data Acquisition

  2. Smart City and Data Analytics

  3. System Control and Data Analysis

  4. Secure Communication and Data Access
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

SCADA stands for Supervisory Control and Data Acquisition, which is a system used to monitor and control industrial processes.

Multiple choice

Which of the following is NOT a common IoT communication protocol?

  1. Wi-Fi

  2. Bluetooth

  3. Zigbee

  4. HTTP
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

HTTP is not a common IoT communication protocol as it is primarily used for web communication.