Machine Learning - Practice Test

[#96] PCA can be used for projecting and visualizing data in lower dimensions.

(A) TRUE

(B) FALSE

(C) TRUE

(D) FALSE

Correct Answer

(A) TRUE
(C) TRUE

[#97] Which of the following is a common use of unsupervised clustering?

(A) detect outliers

(B) determine a best set of input attributes for supervised learning

(C) evaluate the likely performance of a supervised learner model

(D) determine if meaningful relationships can be found in a dataset

(E) detect outliers

(F) determine a best set of input attributes for supervised learning

(G) evaluate the likely performance of a supervised learner model

(H) determine if meaningful relationships can be found in a dataset

Correct Answer

(A) detect outliers
(E) detect outliers

[#98] Which of the following is true about SVM? 1. Kernel function map low dimensional data to high dimensional space. 2. It is a similarity Function

(A) 1 is true, 2 is false

(B) 1 is false, 2 is true

(C) 1 is true, 2 is true

(D) 1 is false, 2 is false

(E) 1 is true, 2 is false

(F) 1 is false, 2 is true

(G) 1 is true, 2 is true

(H) 1 is false, 2 is false

Correct Answer

(C) 1 is true, 2 is true
(G) 1 is true, 2 is true

[#99] How the entries in the full joint probability distribution can be calculated?

(A) using variables

(B) using information

(C) both using variables & information

(D) none of the mentioned

(E) using variables

(F) using information

(G) both using variables & information

(H) none of the mentioned

Correct Answer

(B) using information
(F) using information

[#100] What is the standard approach to supervised learning?

(A) split the set of example into the training set and the test

(B) group the set of example into the training set and the test

(C) a set of observed instances tries to induce a general rule

(D) learns programs from data

(E) split the set of example into the training set and the test

(F) group the set of example into the training set and the test

(G) a set of observed instances tries to induce a general rule

(H) learns programs from data

Correct Answer

(A) split the set of example into the training set and the test
(E) split the set of example into the training set and the test

Machine Learning - Study Mode

[#96] PCA can be used for projecting and visualizing data in lower dimensions.

Correct Answer

[#97] Which of the following is a common use of unsupervised clustering?

Correct Answer

[#98] Which of the following is true about SVM? 1. Kernel function map low dimensional data to high dimensional space. 2. It is a similarity Function

Correct Answer

[#99] How the entries in the full joint probability distribution can be calculated?

Correct Answer

[#100] What is the standard approach to supervised learning?

Correct Answer