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Grade 12 Quizzes, Questions & Answers

Recent Grade 12 Quizzes

C Sharp LINQ Basics Quiz

Questions: 15 | Attempts: 15 | Last updated: May 2, 2026

Sample Question
What does LINQ stand for in C#?

Language Integrated Query

Linear Interface Query

Language Integrated Queuing

Logic Integrated Query

Keyboard Navigation Landmarks Quiz

Questions: 15 | Attempts: 10 | Last updated: May 2, 2026

Sample Question
What is the primary purpose of ARIA landmarks in web navigation?

To style webpage elements with CSS

To provide keyboard users and assistive technology users with navigation shortcuts

To improve search engine rankings

To replace all semantic HTML elements

Cryptocurrency Mining Basics Quiz

Questions: 15 | Attempts: 10 | Last updated: May 2, 2026

Sample Question
What is the primary purpose of cryptocurrency mining?

Creating new coins and validating transactions

Storing cryptocurrency in digital wallets

Trading cryptocurrencies on exchanges

Developing blockchain software

API Documentation Writing Quiz

Questions: 15 | Attempts: 10 | Last updated: May 2, 2026

Sample Question
What is the primary purpose of API documentation?

To market the software product

To help developers understand and use the API correctly

To replace user manuals

To reduce customer support costs only

Bug Severity vs Priority Quiz

Questions: 15 | Attempts: 10 | Last updated: May 2, 2026

Sample Question
What is the primary difference between bug severity and bug priority?

Severity measures impact; priority measures urgency

They mean the same thing in bug tracking

Severity is about code quality; priority is about testing

Priority is only used in agile development

Load Testing Basics Quiz

Questions: 15 | Attempts: 11 | Last updated: May 2, 2026

Sample Question
What is the primary goal of load testing?

To delete unnecessary data from a system

To determine how a system performs under expected user load

To train users on software features

To reduce server costs

Reinforcement Learning Basics Quiz

Questions: 15 | Attempts: 10 | Last updated: May 2, 2026

Sample Question
In reinforcement learning, what does an agent receive from the environment after taking an action?

A reward signal

A new state only

A policy update

A loss function

Pipeline Hazards Basics Quiz

Questions: 15 | Attempts: 11 | Last updated: May 2, 2026

Sample Question
What is the primary cause of internal pipeline corrosion?

Water and dissolved oxygen in the transported fluid

Extreme external temperature changes

Vibrations from soil movement

Ultraviolet light exposure

Adaptive Maintenance Basics Quiz

Questions: 15 | Attempts: 10 | Last updated: May 2, 2026

Sample Question
What is the primary goal of adaptive maintenance in software systems?

Fix bugs and errors in the code

Modify software to meet new business requirements or environmental changes

Improve code performance and speed

Reduce the overall cost of software development

Extract Method Refactoring Quiz

Questions: 15 | Attempts: 11 | Last updated: May 2, 2026

Sample Question
What is the primary goal of the Extract Method refactoring technique?

To reduce the number of lines in a file

To break down large methods into smaller, focused methods

To rename variables for clarity

To delete unused code

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