Artificial Intelligence Questions and Answers – Decision Trees

This set of Artificial Intelligence Multiple Choice Questions & Answers (MCQs) focuses on “Decision Trees”.

1. A _________ is a decision support tool that uses a tree-like graph or model of decisions and their possible consequences, including chance event outcomes, resource costs, and utility.
a) Decision tree
b) Graphs
c) Trees
d) Neural Networks

2. Decision Tree is a display of an algorithm.
a) True
b) False

3. What is Decision Tree?
a) Flow-Chart
b) Structure in which internal node represents test on an attribute, each branch represents outcome of test and each leaf node represents class label
c) Flow-Chart & Structure in which internal node represents test on an attribute, each branch represents outcome of test and each leaf node represents class label
d) None of the mentioned

4. Decision Trees can be used for Classification Tasks.
a) True
b) False

5. Choose from the following that are Decision Tree nodes?
a) Decision Nodes
b) End Nodes
c) Chance Nodes
d) All of the mentioned

6. Decision Nodes are represented by ____________
a) Disks
b) Squares
c) Circles
d) Triangles

7. Chance Nodes are represented by __________
a) Disks
b) Squares
c) Circles
d) Triangles

8. End Nodes are represented by __________
a) Disks
b) Squares
c) Circles
d) Triangles

9. Which of the following are the advantage/s of Decision Trees?
a) Possible Scenarios can be added
b) Use a white box model, If given result is provided by a model
c) Worst, best and expected values can be determined for different scenarios
d) All of the mentioned