Q.No.1:a) Why would we use circular Queue instead of a simple or Double Ended Queue? Explainb) Consider the Double ended output restricted Queue implemented as a circular array based queue atthe right. How will it look like after following operations have been performed on it in the givenorder:rearI.EnqueueFront(5)П.EnqueueFront(8)2III.Dequeue()IV.EngueueRear(6)7V.Dequeue()VI.EngueueRear(9)49frontc) Palindrome is a word that reads the same backwards and forwards e.g, MADAM, POP, TAT etc.are palindromes. Write a C++ program that checks whether a given string is a Palindrome or notusing an appropriate data structure. Enter your first name as an input to your program and add ascreen shot here which displays either its palindrome or not?

Define header files <iostream> and <string.h> for io and string operations. Define…

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Database System Concepts

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ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

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Question

Q.No.1:
a) Why would we use circular Queue instead of a simple or Double Ended Queue? Explain
b) Consider the Double ended output restricted Queue implemented as a circular array based queue at
the right. How will it look like after following operations have been performed on it in the given
order:
rear
I.
EnqueueFront(5)
П.
EnqueueFront(8)
2
III.
Dequeue()
IV.
EngueueRear(6)
7
V.
Dequeue()
VI.
EngueueRear(9)
4
9
front
c) Palindrome is a word that reads the same backwards and forwards e.g, MADAM, POP, TAT etc.
are palindromes. Write a C++ program that checks whether a given string is a Palindrome or not
using an appropriate data structure. Enter your first name as an input to your program and add a
screen shot here which displays either its palindrome or not?

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