Data Structures

Quiz
•
Computers
•
University - Professional Development
•
Hard
Mohanapriya P
Used 6+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the postfix expression for the following expression tree?
a)abcde++**
b)ab+cde+**
c)abc+de+**
d)abcd+*e+*
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Which of the following application makes use of a circular linked list?
a) Recursive function calls
b) Undo operation in a text editor
c) Implement Hash Tables
d) Allocating CPU to resources
3.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
The leaves of an expression tree always contain?
a) operators
b) operands
c) null
d) expression
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Figure below is a balanced binary tree. If a node S inserted as child of the node R, how many nodes will become unbalanced?
a)2
b)1
c)0
d)3
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Which of the following properties are obeyed by all three tree – traversals?
a) Left subtrees are visited before right subtrees
b) Right subtrees are visited before left subtrees
c) Root node is visited before left subtree
d) Root node is visited before right subtree
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What operation does the following diagram depict?
a) inserting a leaf node
b) inserting an internal node
c) deleting a node with 0 or 1 child
d) deleting a node with 2 children
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Construct a binary tree using the following data.
The preorder traversal of a binary tree is 1, 2, 5, 3, 4. The inorder traversal of the same binary tree is 2, 5, 1, 4, 3.
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