MCA(QUIZ)

Which of the following best defines Artificial Intelligence (AI)?

• Use of computers for arithmetic operations
  

• The science of making machines mimic human intelligence

• Programming a system without logic

• Automating hardware functions

Which one of the following best describes declarative knowledge?

• Sequence of operations to achieve a task

• Facts and assertions that describe the world

• Knowledge derived from procedures

• Knowledge about memory allocation

A machine learning task that predicts a numeric output is called:

• Classification

• Clustering

• Regression

• Dimensionality Reduction

In Linear Regression, what is the role of the cost function?

• To measure the error between predicted and actual values

• To compute the accuracy of classification

• To choose the best data points

• To calculate gradients for neural networks

What happens if the learning rate in Gradient Descent is too high?

• The algorithm converges slowly

• The cost function is minimized efficiently

• The algorithm may overshoot and fail to converge

• The slope becomes zero

Which of the following mathematical concepts is essential for computing relationships in multi-variable machine learning models?

• Set Theory

• Boolean Algebra

• Calculus only

• Matrix Theory

Which of the following is an example of unsupervised learning?

• Predicting house prices

• Classifying emails as spam or not spam

• Clustering similar customer profiles

• Diagnosing disease based on symptoms

What is the primary goal of applying Gradient Descent in Linear Regression?

• To choose the best classification algorithm

• To eliminate outliers

• To minimize the cost function and find optimal weights

• To increase the number of features