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Grade 12 Quizzes, Questions & Answers

Recent Grade 12 Quizzes

Gesture Recognition Basics Quiz

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

Sample Question
What is gesture recognition?

The ability of a computer to identify and interpret human hand or body movements

A method for storing video files on a computer

The process of translating written text into speech

A type of encryption used in cybersecurity

Scene Understanding Basics Quiz

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

Sample Question
In a photograph, what is the term for the area that appears closest to the viewer?

Foreground

Background

Middle ground

Depth of field

Face Recognition Basics Quiz

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

Sample Question
What is facial recognition primarily used for in modern security systems?

Identifying individuals based on unique facial features

Measuring a person's height and weight

Recording audio conversations

Analyzing skin color preferences

Computer Vision Basics Quiz

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

Sample Question
What is object detection in computer vision?

Identifying and locating objects within images or video

Converting images to grayscale

Increasing image brightness

Removing image noise

Rule Based Translation Basics Quiz

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

Sample Question
In rule-based machine translation, what is the primary role of morphological analysis?

Identifying individual word forms and breaking them into roots and affixes

Translating entire sentences without word-by-word processing

Creating neural networks for language learning

Removing duplicate translations from output

Opinion Mining Basics Quiz

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

Sample Question
What is sentiment analysis primarily used to detect?

Grammar and spelling errors

Emotions and opinions in text

Language origin and dialect

Sentence length and complexity

Tokenization Basics Quiz

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

Sample Question
What is a token in text processing?

A single word or meaningful unit of text

A punctuation mark only

An entire paragraph

A repeated letter sequence

Recurrent Neural Network Basics Quiz

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

Sample Question
What is the primary advantage of recurrent neural networks over feedforward networks?

They can process sequential data with memory of previous inputs

They are always faster to train

They require fewer parameters

They eliminate the need for activation functions

Neural Network Activation Basics Quiz

Questions: 15 | Attempts: 18 | Last updated: May 1, 2026

Sample Question
What is the primary purpose of an activation function in a neural network?

To normalize the input data

To introduce non-linearity into the network

To reduce the number of parameters

To speed up training

Perceptron Basics Quiz

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

Sample Question
What is the primary purpose of a perceptron in machine learning?

To classify data into two categories using a linear decision boundary

To perform unsupervised clustering of random data points

To generate new synthetic data from existing datasets

To reduce the dimensionality of high-dimensional inputs

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