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MCQ

What is the number of moves required in the Tower of Hanoi problem for k disks?

2k + 1

2^k + 1

2^k

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__________is a linear data structure in which an element can be added or removed only at one end.

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Adding element to stack means ___________.

Placing element at the rear end

Placing element at the top

Placing element at the front end

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Consider the usual algorithm for determining whether a sequence of parentheses is balanced.
Suppose that you run the algorithm on a sequence that contains 2 left parentheses and 3 right parentheses (in some order).

The maximum number of parentheses that appear on the stack AT ANY ONE TIME during the computation?

4 or more

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Which of the following types of expressions does not require precedence rule when evaluated?

Prefix expression

More than one of these

Full parenthesized infix expression

Partially parenthesized infix expression

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What is the functionality of the following piece of Java code?

Assume:

print alternate elements of array

duplicate the given array

parentheses matching

reverse the array

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category More Data Structure Topics

Data Structure Basics

Abstract data types

Arrays

Lists

Stacks

Queues

Trees

Binary Trees

B Trees

Heaps

Hash based structures

Graphs

Mixed

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