4. How Neural Networks Work

What is the main purpose of Forethought AI?

• a) To create intelligent tools for professionals
• b) To develop robots
• c) To teach computer programming
• d) To study human behaviour and cognition

What are the 'special cells' in our brain called?

• a) Neurons
• b) Cells
• c) Nerves
• d) Axons

How are signals processed and recognised in our brain?

• a) By storing information in the cells
• b) By transmitting signals through the nerves
• c) By combining and processing signals in the neurons
• d) By performing complex calculations in the brain

What allows computers to recognise images and drive cars?

• a) Artificial awareness
• b) Human intervention
• c) Biological neurons
• d) Artificial neural networks

What is the purpose of creating a film recommendation system?

• a) To optimise film choices based on ratings and feedback
• b) To create a database of film reviews
• c) To analyse film genres and trends
• d) To improve the quality of films

How are film ratings used to educate the artificial neuron?

• a) The ratings adjust the coefficients of each note
• b) The ratings determine the genre of the film
• c) The ratings are used to calculate the film's score
• d) The ratings train the artificial neuron to recognise preferences

How do the coefficients change based on your own rating?

• a) The coefficients decrease for those who gave similar ratings
• b) The coefficients remain the same for all reviewers
• c) The coefficients are randomly adjusted
• d) The coefficients increase for those who gave similar ratings

What is the structure of powerful neural networks?

• a) Millions of neurons arranged in layers
• b) A single neuron connected to multiple networks
• c) A combination of biological and artificial neurons
• d) A complex system of calculations

How do music or multimedia recommendation systems work?

• a) By analysing film ratings only
• b) By using daily evaluations from millions of users
• c) By relying on expert opinions
• d) By randomly selecting recommendations

What are some potential applications of neural networks?

• a) Producing healthier food and predicting natural disasters
• b) Creating virtual reality games
• c) Designing robots to perform household chores
• d) Developing new social media platforms