Answered: Each of the following programs or…

Computer Networking: A Top-Down Approach (7th Edition)

7th Edition

ISBN:9780133594140

Author:James Kurose, Keith Ross

Publisher:James Kurose, Keith Ross

Chapter1: Computer Networks And The Internet

Section: Chapter Questions

Problem R1RQ: What is the difference between a host and an end system? List several different types of end...

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Question

Each of the following programs or program segments has errors. Find as many as you can.
65. fstream file(ios::in | ios::out);
file.open("info.dat");
if (!file)
{
cout << "Could not open file.\n";
}
66. ofstream file;
file.open("info.dat", ios::in);
if (file)
{
cout << "Could not open file.\n";
}
67. fstream file("info.dat");
if (!file)
{
cout << "Could not open file.\n";
}
68. fstream dataFile("info.dat", ios:in | ios:binary);
int x = 5;
dataFile << x;
69. fstream dataFile("info.dat", ios:in);
char stuff[81];
dataFile.get(stuff);
70. fstream dataFile("info.dat", ios:in);
char stuff[81] = "abcdefghijklmnopqrstuvwxyz";
dataFile.put(stuff);
71. fstream dataFile("info.dat", ios:out);
struct Date
{
int month;
int day;
int year;
};
Date dt = { 4, 2, 98 };
dataFile.write(&dt, sizeof(int));
72. fstream inFile("info.dat", ios:in);
int x;
inFile.seekp(5);
inFile >> x;