14. Write a complete program that a) reads a filename from file "name.txt", b) opens the filename that was read, and writes into it "CIS 150". No validation/error checking is necessary. Explicitly close all files.

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
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Ov A A
A
...
Av P Find v
14. Write a complete program that a) reads a filename from file "name.txt", b) opens the filename that was
read, and writes into it "CIS 150". No validation/error checking is necessary. Explicitly close all files.
Ra
Heade
15. Trace through this recursive function and complete the table to show variable values and how they change,
and all output, when called from main as:
cout << guess(9) << endl;
int guess(int Num) {
if (Num <= 0)
return -2;
else
int G = guess (Num - 4);
cout << "guess " << Num << " is " << G << endl;
return G+ 5:
Count of call to
Num
G
Output in order that it occurs. Use \n to show endl.
guess()
6.
Transcribed Image Text:Ov A A A ... Av P Find v 14. Write a complete program that a) reads a filename from file "name.txt", b) opens the filename that was read, and writes into it "CIS 150". No validation/error checking is necessary. Explicitly close all files. Ra Heade 15. Trace through this recursive function and complete the table to show variable values and how they change, and all output, when called from main as: cout << guess(9) << endl; int guess(int Num) { if (Num <= 0) return -2; else int G = guess (Num - 4); cout << "guess " << Num << " is " << G << endl; return G+ 5: Count of call to Num G Output in order that it occurs. Use \n to show endl. guess() 6.
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