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Grade 11 Quizzes, Questions & Answers

Recent Grade 11 Quizzes

Blockchain Technology Basics Quiz

Questions: 15 | Attempts: 10 | Last updated: May 1, 2026

Sample Question
What is a blockchain?

A digital ledger of transactions linked in chronological blocks

A single database owned by one company

A type of cryptocurrency exchange

A social media platform

Infrared Sensor Basics Quiz

Questions: 15 | Attempts: 10 | Last updated: May 1, 2026

Sample Question
What type of electromagnetic radiation do infrared sensors detect?

Visible light only

Thermal radiation with wavelengths between 0.7 and 300 micrometers

Radio waves

Ultraviolet radiation

Proximity Sensor Basics Quiz

Questions: 15 | Attempts: 10 | Last updated: May 1, 2026

Sample Question
What is the primary function of a proximity sensor in a robot?

Detect objects near the sensor without physical contact

Measure temperature of surrounding objects

Control the robot's motor speed

Display visual information on a screen

MQTT Protocol Basics Quiz

Questions: 15 | Attempts: 16 | Last updated: May 1, 2026

Sample Question
What does MQTT stand for?

Message Queuing Telemetry Transport

Mobile Message Query Technology

Multi-Media Transfer Protocol

Machine Message Traffic Tool

IoT Protocol Basics Quiz

Questions: 15 | Attempts: 10 | Last updated: May 1, 2026

Sample Question
Which protocol is best suited for short-range, low-power communication in personal devices like smartphones and headphones?

Bluetooth

LoRaWAN

Zigbee

NB-IoT

Smart Home Devices Quiz

Questions: 15 | Attempts: 14 | Last updated: May 1, 2026

Sample Question
What does IoT stand for in the context of smart home devices?

Internet of Things

Integrated Operating Technology

Internal Output Transmission

Interactive Online Tools

IoT Sensors and Actuators Quiz

Questions: 15 | Attempts: 10 | Last updated: May 1, 2026

Sample Question
What is the primary function of a sensor in an IoT system?

To collect and measure physical data from the environment

To execute commands and produce physical outputs

To store all system data locally

To encrypt communication between devices

Edge Computing Basics Quiz

Questions: 15 | Attempts: 11 | Last updated: May 1, 2026

Sample Question
What is edge computing?

Processing data at the network edge, closer to data sources

Storing all data in a single central cloud server

Transferring data only through fiber optic cables

A type of encryption method for networks

Object Storage Basics Quiz

Questions: 15 | Attempts: 11 | Last updated: May 1, 2026

Sample Question
What is the primary difference between object storage and traditional file storage?

Object storage uses hierarchical folders; file storage uses flat structure

Object storage treats data as objects with metadata; file storage uses directory trees

Object storage is slower but more secure than file storage

Object storage only works with images and videos

Cloud Security Basics Quiz

Questions: 15 | Attempts: 15 | Last updated: May 1, 2026

Sample Question
What is the primary purpose of encryption in cloud security?

To speed up data transfer

To convert data into unreadable form to protect it from unauthorized access

To reduce storage costs

To improve network bandwidth

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