WorksheetsIT Question Bank for SS2 Students
Total questions: 154
Worksheet time: 1hrs 17mins
Which of the following best defines Privacy in the context of cyber ethics?
Freedom from laws on the internet
The right to be left alone and control one's personal data
Avoiding cyber security attacks
Sharing all data publicly
Which of the following is an example of violating intellectual property rights?
Downloading free software updates
Purchasing licensed software
Copying a movie and sharing it without permission
Reading a free e-book
What is the primary goal of cyber security?
Promoting internet use
Restricting access to information
Protecting data and systems from unauthorized access
Spying on users
In cyber ethics, why is accuracy important?
To increase internet speed
To ensure reliable and truthful information is shared
To help hackers find information
To limit communication
What is ethical hacking?
Hacking for fun
Hacking for illegal gains
Hacking to damage data
Authorized hacking to identify system vulnerabilities
A white-hat hacker is best described as:
A hacker who steals personal data
An ethical hacker working with permission
A beginner hacker
A criminal hacker
Which of the following is NOT considered unethical behavior online?
Plagiarizing content
Spreading fake news
Using secure passwords
Downloading pirated software
What is the key difference between white, grey, and black hat hackers?
Their location
Their clothing
Their intention and legality of actions
Their nationality
A grey-hat hacker usually:
Always works for the government
Hides and never reveals vulnerabilities
Explores vulnerabilities without permission but doesn’t exploit them
Only attacks banks
What is the main concern in cyber ethics related to security?
Faster downloads
Preventing unauthorized access and ensuring safety
Sharing passwords
Watching videos
Sharing someone’s personal photo without their permission is a violation of:
Security rights
Public laws
Privacy rights
Hacking ethics
The unauthorized use of someone’s software code is known as:
Plagiarism
Fair use
Data mining
Net neutrality
Why is intellectual property important in the digital world?
To limit internet access
To increase piracy
To protect the rights of creators and inventors
To allow free sharing of all content
Who would most likely conduct a penetration test on a company's network?
Black-hat hacker
Script kiddie
White-hat hacker
Grey-hat hacker
Which of the following is an example of maintaining accuracy in online content?
Editing Wikipedia with false info
Publishing unverified rumors
Checking sources before sharing facts
Using AI to generate fake images
Which act is considered ethical online behavior?
Sharing someone else’s password
Reporting a bug to the developer
Using cracked software
Installing malware
What ethical principle is violated when a person accesses someone’s email without permission?
Honesty
Security
Privacy
Speed
What is the role of ethics in cyberspace?
It restricts people from using technology
It guides responsible and legal use of digital technology
It promotes piracy
It increases internet prices
Black-hat hackers are typically involved in:
Security testing
Criminal activities and data theft
Teaching cyber laws
Antivirus development
Which of the following behaviors encourages digital citizenship?
Trolling others online
Using secure networks and respecting privacy
Sharing fake news
Creating viruses
What is the main goal of ethical hacking?
To harm computer systems
To protect systems by finding vulnerabilities
To break into websites for fun
To steal confidential information
Which of the following is another name for an ethical hacker?
Black-hat
Script kiddie
White-hat
Botmaster
Which hacking type is usually illegal and harmful?
Grey-hat
White-hat
Black-hat
Ethical hacking
What is a major difference between white-hat and black-hat hackers?
Black-hat hackers are always students
White-hat hackers act with permission
Black-hat hackers work in companies
White-hat hackers break laws
What is the first step in the ethical hacking process?
Covering tracks
Gaining unauthorized access
Reconnaissance (information gathering)
Exploitation
Which hacking type falls between ethical and malicious hacking?
White-hat
Black-hat
Red-hat
Grey-hat
Why are ethical hackers hired by companies?
To sabotage networks
To create malware
To test security and prevent attacks
To sell company data
Which of the following tools is commonly used in ethical hacking?
MS Word
Kali Linux
Photoshop
VLC Player
Which law in India covers cybercrimes and governs ethical hacking activities?
Consumer Protection Act
RTI Act
Information Technology Act, 2000
Indian Penal Code, 1860
What is 'penetration testing'?
Entering passwords manually
Hacking into systems illegally
Testing systems for vulnerabilities by simulating attacks
Sending spam emails
Ethical hackers must always:
Work in secret
Report vulnerabilities to the public
Get proper authorization before testing
Change company passwords
Which of the following is a legal activity in ethical hacking?
Planting a virus
Running phishing campaigns
Exploiting a system without permission
Scanning open ports with consent
The process of identifying open ports and services on a system is called:
Spoofing
Sniffing
Scanning
Cracking
In ethical hacking, what is 'social engineering'?
Using robots to break passwords
Hacking without the internet
Tricking people to gain confidential information
Writing social media posts
Which of the following is NOT a phase of ethical hacking?
Reconnaissance
Gaining Access
Hiding Malware
Reporting
Which hacking type could include legal actions and unauthorized discoveries?
White-hat
Grey-hat
Black-hat
Red-hat
What kind of hackers fix the issues they find without stealing or misusing data, but work without permission?
Black-hat
White-hat
Grey-hat
Blue-hat
The act of disguising oneself as someone else to gain information is called:
Tracking
Masking
Spoofing
Logging
Which organization often certifies ethical hackers?
EC-Council
Microsoft
WHO
What is one of the ethical obligations of an ethical hacker?
Share all findings on social media
Report findings responsibly and keep them confidential
Charge high fees and hide methods
Make the network public
What does VPN stand for?
Virtual Private Node
Virtual Public Network
Virtual Private Network
Visual Private Net
What is the main purpose of using a VPN?
Increase download speed
Hide IP address and encrypt internet traffic
Boost system performance
Remove antivirus
Which of the following is NOT a benefit of using a VPN?
Secured connection over public Wi-Fi
Anonymous browsing
Faster local file transfer
Data encryption
Which type of VPN is most commonly used for secure business connections?
Site-to-Site VPN
Local VPN
Public VPN
Peer-to-Peer VPN
In VPN communication, confidentiality refers to:
Sharing data with everyone
Hiding encryption
Preventing unauthorized access to data
Slowing down the network
What does VPN authentication ensure?
That only websites are encrypted
That users and systems are verified
That videos load faster
That VPN auto-deletes data
One limitation of VPNs is:
Free software availability
Fragmented visibility across networks
Complete anonymity
High-speed cloud support
What is a proxy server?
A physical firewall
A type of malware
A server that acts as an intermediary between a user and the internet
A data backup tool
How does a proxy protect user privacy?
It increases screen brightness
It blocks all websites
It hides the original IP address
It encrypts hard drives
Which of the following proxies offers the highest level of anonymity?
Transparent Proxy
Anonymous Proxy
High Anonymity Proxy
Public Proxy
Which of the following is a major security risk of VPNs?
Rotating passwords
Poor scalability and endpoint vulnerabilities
Using dual monitors
Increasing upload speed
What is a reverse proxy server used for?
Encrypting user data
Acting on behalf of the server to handle requests
Blocking software installation
Increasing monitor resolution
VPNs are better than proxies because:
They are free
They encrypt all network traffic
They load videos faster
They delete cache automatically
Which type of proxy modifies the IP address to display a different location?
Transparent Proxy
Anonymous Proxy
Distorting Proxy
SSL Proxy
What is one major difference between VPN and Proxy?
VPNs only work on mobile phones
Proxies encrypt all data
VPNs encrypt data and hide IP, proxies only hide IP
Proxies are more secure than VPNs
Which proxy type is typically used in data centers for high-speed requests?
Residential Proxy
Distorting Proxy
Data Center Proxy
Reverse Proxy
Which of these is NOT a valid proxy server type?
Rotating Proxy
Shared Proxy
Static Proxy
Magnetic Proxy
What does “fragmented visibility” mean in VPN usage?
All data is visible to everyone
Data cannot be stored
Network admins can’t fully monitor the encrypted traffic
Websites are blocked
What is Artificial Intelligence (AI)?
A type of natural human behavior
A branch of science fiction
The simulation of human intelligence in machines
Manual data entry processes
Which of the following is a major application of AI?
Typing documents
Washing machines
Face recognition and speech translation
Manual farming
What is the difference between AI and Machine Learning?
AI is a subset of ML
ML is a subset of AI
AI and ML are the same
ML doesn’t use data
Which of the following is an example of Machine Learning?
A calculator solving math
A camera capturing an image
Email spam filters learning over time
Manually adjusting temperature
What is Natural Language Processing (NLP)?
A method for hardware processing
A technique to process human languages using machines
A way to write natural handwriting
A file system in AI
Which is an example of NLP?
Google Translate
Photoshop
Excel calculations
Bluetooth connectivity
What is the role of speech recognition in AI?
It generates PDF files
It allows machines to understand spoken language
It increases internet speed
It detects viruses
Which AI domain focuses on simulating decision-making like a human expert?
Robotics
Expert Systems
Machine Vision
IoT
What is an example of an expert system?
GPS
Siri
MYCIN (medical diagnosis system)
AI planning helps machines to:
Predict rain
Create random maps
Form sequences of actions to achieve goals
Turn off computers
Scheduling in AI is useful for:
Creating files
Managing task timings efficiently
Playing games
Surfing the internet
What is optimization in AI?
Increasing image size
Finding the best solution among many possibilities
Reducing brightness
Hiding apps
Computer Vision in AI allows machines to:
Listen to music
Understand text
Interpret and analyze visual data
Delete files
Which of the following technologies uses computer vision?
Barcode reader
Self-driving cars
Antivirus
Notepad
Which language is most commonly used in AI programming?
HTML
Python
PHP
SQL
What is the purpose of training data in machine learning?
To delete malware
To test email performance
To help machines learn patterns
To fix computer bugs
Which of the following best represents supervised learning?
Learning without labeled data
Learning using trial and error
Learning from labeled input and output data
Learning through speech
What does “AI is goal-oriented” mean?
AI only works on websites
AI systems are designed to complete specific tasks
AI chooses random answers
AI behaves like humans
Which is NOT a type of AI?
Narrow AI
General AI
Super AI
Super Natural AI
In AI, the process of feeding back information to improve future performance is called:
Rebooting
Data visualization
Learning
Formatting
What does IoT stand for?
Internet of Technology
Internet of Tools
Internet of Things
Interface of Things
What is the basic concept of IoT?
Connecting humans with the internet
Connecting computers only
Connecting physical devices to the internet for communication
Using USB devices to store data
Which of the following is an example of an IoT device?
Washing machine
Internet-connected thermostat (like Nest)
Pen drive
CD player
What kind of technologies does IoT rely on?
Manual data entry
Wireless communication, sensors, and cloud computing
Typewriters and scanners
Antivirus and security software
In which year did the term "Internet of Things" first emerge?
1989
1999
2005
2012
Who is credited with coining the term "Internet of Things"?
Tim Berners-Lee
Kevin Ashton
Bill Gates
Elon Musk
Which of these industries widely use IoT today?
Healthcare
Agriculture
Smart Homes
All of the above
A smart refrigerator that orders groceries when supplies run low is an example of:
AI
Manual system
IoT in smart homes
Robotics
What role do sensors play in IoT systems?
Create noise
Store large amounts of data
Collect data from the environment
Display notifications
How does IoT help in agriculture?
By printing documents
By monitoring crops, weather, and soil automatically
By removing weeds
By storing seeds
Which of the following is NOT an application of IoT?
Smart cities
Industrial automation
Personal fitness trackers
Typewriting
What makes a device "smart" in IoT?
Having a display
Being connected to Wi-Fi only
Ability to send and receive data
Large size
Which of the following best describes IoT's impact on healthcare?
It makes hospitals noisier
It helps monitor patient vitals remotely
It reduces doctor salaries
It slows down communication
A “smart meter” used in energy systems helps:
Print bills
Reduce electricity
Monitor and report power usage in real-time
Improve display quality
Which feature enables IoT devices to communicate with each other?
RAM
Network connectivity
Screen resolution
USB ports
In transportation, IoT is used for:
Fuel price tracking
Predicting weather
Vehicle tracking, traffic monitoring, and smart navigation
Playing music in cars
What is one key benefit of using IoT in industrial manufacturing?
Increased workforce
Manual monitoring
Real-time monitoring of equipment and predictive maintenance
High paper usage
What happens when IoT devices are not properly secured?
They become waterproof
They work faster
They are vulnerable to cyber-attacks
They need more batteries
What is the primary goal of IoT?
To replace humans
To automate data entry
To create interconnected systems that can monitor, collect, exchange, and analyze data
To reduce the internet speed
In smart homes, IoT devices can be controlled via:
Printed manuals
TV signals
Smartphone apps or voice assistants
CD-ROMs
What are the three main layers of IoT architecture?
Application, Communication, Programming
Input, Output, Processing
Perception, Network, Application
Sensor, Router, Cloud
What is the role of the Perception Layer in IoT architecture?
Data storage
Data collection from physical environment through sensors
Website hosting
User interaction
Which layer handles the logical processing and routing of data?
Perception Layer
Application Layer
Network Layer
Sensor Layer
Smart applications like health monitoring and smart farming belong to which IoT layer?
Perception
Network
Application
System
What is the purpose of the Perception Layer in an IoT system?
Encrypting data
Displaying user interfaces
Sensing and collecting real-world data
Updating firmware
What is the main challenge in the Network Layer?
Weather resistance
Data visualization
Secure and reliable data transmission
Power supply
A humidity sensor would belong to which IoT layer?
Network Layer
Application Layer
Perception Layer
Storage Layer
Which component is common in all layers of IoT?
Data
Display
Power
Fan
Which statement is true about IoT architecture?
All data is processed at the Perception Layer
Only the Network Layer is needed
Each layer has a specific role in collecting, transmitting, and applying data
IoT doesn't use layers
Which of the following would most likely be used in the Network Layer for short-range communication?
Bluetooth
FTP
HDMI
Printer driver
Which of the following is a lightweight messaging protocol used in IoT?
FTP
MQTT
HTTP
TCP
What does MQTT stand for?
Message Queue Telemetry Transport
Mobile Quick Telemetry Transmission
Main Quality Transport Tunnel
Multiple Query Transfer Terminal
What is the key advantage of MQTT in IoT applications?
High energy consumption
Requires large memory
Efficient communication in low-bandwidth networks
Works only on Wi-Fi
CoAP stands for:
Cloud Access Protocol
Constrained Application Protocol
Communication Addressing Protocol
Control Automation Port
CoAP is specially designed for:
High-end desktops
Battery-powered, low-capacity devices
Smart TVs only
Social media apps
Which protocol is used for standard web browsing and communication?
HTTP
FTP
SMTP
ICMP
Which version of HTTP is secure for data transmission?
HTTP 1.0
HTTPS
HTML
FTP
WebSocket protocol is used for:
One-way communication
Secure file storage
Full-duplex communication over a single TCP connection
Sending only images
Which of the following protocols provides a 'publish/subscribe' model?
HTTP
MQTT
FTP
TCP
Which protocol is best suited for real-time sensor data updates in a smart home?
FTP
MQTT
ICMP
SMTP
Which of the following is a disadvantage of HTTP in IoT?
Too much security
High power and bandwidth consumption
Low memory usage
Cannot be used over the internet
What type of data transmission does CoAP support?
Complex secure transactions
Synchronous real-time video
Lightweight RESTful communication
USB-based transfer
Which protocol uses ports 80 and 443 respectively?
FTP and SSH
HTTP and HTTPS
MQTT and CoAP
TCP and UDP
Which IoT protocol is binary-based and more compact than HTTP?
CoAP
SMTP
FTP
DNS
Which of these is NOT a feature of WebSockets?
Real-time communication
Duplex communication
Requires re-connection for each message
Runs over TCP
Which type of communication is used by WebSocket?
One-way
Half-duplex
Full-duplex
Broadcast
Which of the following best describes wired data transmission?
Uses physical cables like Ethernet
Uses satellites
Transfers data via Wi-Fi
Occurs only in IoT sensors
Which of these is an example of wireless communication?
HDMI
USB
Zigbee
VGA
Which is true about wireless communication in IoT?
It is only used in computers
It reduces flexibility
It enables mobility and remote connectivity
It is more expensive than wired
Which of the following supports long-range, low-power communication in IoT?
Bluetooth
LoRa
HDMI
NFC
What is the role of sensors in an IoT system?
To display advertisements
To detect and collect data from the environment
To send emails
To play videos
Which of the following is used to measure temperature?
Accelerometer
Infrared sensor
Thermometer
Temperature sensor
A humidity sensor is typically used to:
Control sound
Detect motion
Measure water vapor in air
Monitor temperature only
Which sensor would be used in a smart lighting system to detect movement?
Light sensor
Motion sensor
Humidity sensor
Gas sensor
What is an actuator in an IoT system?
A display device
A device that collects data
A device that performs actions based on commands
A web server
Which of the following is an example of an actuator?
Thermometer
Light bulb
Temperature sensor
Microphone
A motion sensor is used for:
Measuring light intensity
Detecting object presence or movement
Calculating water level
Filtering internet traffic
What kind of sensor would be used to detect water leakage in a pipeline?
Ultrasonic sensor
Light sensor
Moisture sensor
Proximity sensor
Which sensor measures the orientation or rotation of a device?
Accelerometer
Thermostat
Barometer
Light sensor
An ultrasonic sensor works by:
Measuring light reflection
Emitting sound waves and measuring their reflection time
Sending radio waves
Recording temperature changes
Infrared sensors are commonly used for:
Reading CDs
Temperature detection and object sensing
Sound generation
Water purification
Which of these best defines a gyroscope sensor?
Detects light intensity
Measures water pressure
Senses angular velocity and orientation
Monitors air pollution
Which of the following is used to convert an electrical signal into physical movement?
Sensor
Display
Actuator
Microphone
Which sensor is commonly used in mobile phones to detect screen rotation?
Proximity sensor
Infrared sensor
Accelerometer
Light sensor
How do sensors and actuators interact in an IoT system?
Sensors send commands and actuators store data
Actuators collect data and sensors move objects
Sensors collect data; actuators act based on that data
Both perform the same function
Which sensor is suitable for detecting nearby objects without contact?
Proximity sensor
Humidity sensor
Thermistor
Sound sensor
What is the function of a light sensor in an IoT system?
It cools the system
It generates heat
It detects the presence and intensity of light
It produces sound
Integrating sensors and actuators in IoT allows systems to:
Consume more power
Automatically sense and respond to changes in the environment
Increase memory
Block communication
A servo motor used as an actuator is most suitable for:
Constant rotation
Precise control of angle and position
Sending emails
Monitoring rainfall
Why is it important to correctly integrate sensors and actuators in an IoT system?
To reduce the device size
To improve aesthetics
To ensure accurate sensing and efficient responses
To support more apps
Which of the following is a popular development board used in IoT projects?
Intel Core i9
Arduino
DVD player
Ethernet cable
Which hardware platform is widely used in IoT for both education and industrial use?
Raspberry Pi
Keyboard
SSD
Monitor
What is the primary difference between Arduino and Raspberry Pi?
Raspberry Pi has no USB ports
Arduino is a microcontroller; Raspberry Pi is a mini computer
Arduino is faster than Raspberry Pi
Raspberry Pi only runs on batteries
ESP8266 and ESP32 are known for their:
High-resolution display
Sound recording features
Built-in Wi-Fi and Bluetooth for IoT
Large hard disk storage
Which board is best for Wi-Fi-based IoT projects with low power usage?
Raspberry Pi
Arduino UNO
ESP8266
NVIDIA Jetson
Which development board includes HDMI, USB ports, and runs a full operating system?
ESP32
Arduino Nano
Raspberry Pi
ATmega328
