
Binary Trees and Graphs Quiz
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Education
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University
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Practice Problem
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tree is a non-linear data structure.
True
False
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The root is the predecessor of all nodes below it.
True
False
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The immediate predecessor of a node in a tree is called the root.
True
False
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A tree is a collection of nodes and this collection may be empty.
True
False
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Implementing a binary tree in a class requires a structure for representing the nodes of the binary tree, as well as a pointer to the structure as a class member. This pointer will be set to
the root of the tree.
the first leaf node.
the leftmost child node.
the deepest leaf node.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A child node that has no parent is
a rootless node
an orphan node
a leaf node
none of the above
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The ________ in a binary tree is analogous to the head pointer in a linked list.
leaf pointer
binary pointer
null pointer
root pointer
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