Quiz Event on Machine Learning(04.08.2023)

1. What is true about Machine Learning?

• A. Machine Learning (ML) is that field of computer science

• B. ML is a type of artificial intelligence that extract patterns out of raw data by using an algorithm or method.

• C. The main focus of ML is to allow computer systems learn from experience without being explicitly programmed or human intervention.

• D. All of the above

ML is a field of AI consisting of learning algorithms that?

• A. Improve their performance

• B. At executing some task

• C. Over time with experience

• D. All of the above

p → 0q is not a?

• A. hack clause

• B. horn clause

• C. structural clause

• D. system clause

Answer explanation

Application of machine learning methods to large databases is called

• A. data mining.

• B. artificial intelligence

• C. big data computing

• D. internet of things

If machine learning model output involves target variable then that model is called as

• A.descriptive model

• B.predictive model

• C.reinforcement learning

• D.all of the above

In what type of learning labelled training data is used

• A.unsupervised learning

• B.supervised learning

• C.reinforcement learning

• D.active learning

In following type of feature selection method we start with empty feature set

• A.forward feature selection

• B.backword feature selection

• C.both a and b??

• D.none of the above

In PCA the number of input dimensiona are equal to principal components

• A.true

• B.false

Which of the following is the best machine learning method?

• A.scalable

• B.accuracy

• C.fast

• D.all of the above

What characterize unlabeled examples in machine learning

• A.there is no prior knowledge

• B.there is no confusing knowledge

• C.there is prior knowledge

• D.there is plenty of confusing knowledge