• R7.21Find the mistakes in the following code. Not all lines contain mistakes. Each line depends on the lines preceding it. Watch out for uninitialized pointers, nullptr pointers, pointers to deleted objects, and confusing pointers with objects.1int* p = new int;2p = 5;3*p = *p + 5;4string s = "Harry";5*s = "Sally";6delete &s;7int* a = new int[10];8*a = 5;9a[10] = 5;10delete a;11int* q;12*q = 5;13q = p;14delete q;15delete p;

Mistakes in the given code: In 2, the pointer variable assigned with a value 5 without “*”2: *p = 5;…

Answered: Find the mistakes in the following…

Database System Concepts

7th Edition

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

Problem 1PE

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• R7.21Find the mistakes in the following code. Not all lines contain mistakes. Each line depends on the lines preceding it. Watch out for uninitialized pointers, nullptr pointers, pointers to deleted objects, and confusing pointers with objects.

1	int* p = new int;
2	p = 5;
3	p = p + 5;
4	string s = "Harry";
5	*s = "Sally";
6	delete &s;
7	int* a = new int[10];
8	*a = 5;
9	a[10] = 5;
10	delete a;
11	int* q;
12	*q = 5;
13	q = p;
14	delete q;
15	delete p;

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