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Grade 12 Quizzes, Questions & Answers

Recent Grade 12 Quizzes

LiDAR Sensor Basics Quiz

Questions: 15 | Attempts: 12 | Last updated: May 1, 2026

Sample Question
What does LiDAR stand for?

Light Detection and Ranging

Laser Imaging and Data Recording

Light Intensity Detection Array

Linear Distance and Radar

CoAP Protocol Basics Quiz

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

Sample Question
What does CoAP stand for?

Constrained Application Protocol

Connected Application Protocol

Compact Application Protocol

Core Application Protocol

Industrial IoT Devices Quiz

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

Sample Question
What is the primary purpose of Industrial IoT (IIoT) devices in manufacturing?

To collect and transmit data for process optimization

To replace all human workers

To reduce the cost of raw materials

To eliminate the need for quality control

IoT Communication Protocols Quiz

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

Sample Question
Which protocol is specifically designed for low-power, wide-area networks (LPWAN) and is ideal for IoT devices with limited battery life?

LoRaWAN

HTTP/2

Ethernet

USB

Edge vs Cloud Computing Quiz

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

Sample Question
What is the primary advantage of edge computing compared to cloud computing?

Reduced latency by processing data closer to the source

Lower infrastructure costs across all deployments

Unlimited storage capacity at every location

Automatic data backup to multiple servers

Block Storage Basics Quiz

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

Sample Question
What is block storage primarily used for in cloud environments?

Storing unstructured data like images and videos

Providing persistent storage volumes for virtual machines

Archiving old backups for long-term retention

Distributing content globally to end users

Cloud Identity and Access Management Quiz

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

Sample Question
What is the primary purpose of Identity and Access Management (IAM) in cloud environments?

To manage data storage and backups

To control who can access resources and what actions they can perform

To monitor network traffic only

To encrypt all data in transit

Hybrid Cloud Basics Quiz

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

Sample Question
What is a hybrid cloud model?

Using only public cloud services

Combining on-premise infrastructure with public and/or private cloud resources

Using only private cloud servers

A single data center with no external cloud

Private Cloud Basics Quiz

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

Sample Question
What is the primary advantage of a private cloud deployment model?

Lower upfront costs than public cloud

Enhanced control and security over data

Unlimited scalability without infrastructure limits

No need for IT staff to manage resources

SaaS Basics Quiz

Questions: 15 | Attempts: 23 | Last updated: May 1, 2026

Sample Question
What does SaaS stand for?

Software as a Service

System as a Software

Service as a Software

Software as a System

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