PHP Networking
Which of the following operations cannot be performed using the standard ftp:// stream wrapper?
1. Reading a file
2. Writing a file
3. Establishing a stateful connection and changing directories interactively
4. Creating a new directory

Option 1 and 3
Option 2 and 4
Option 1 and 4
Option 3 and 4

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PHP Networking
What will the following script do?
echo getservbyname ('ftp', 'tcp');

The address of the FTP server called “tcp”
A list of the ports associated with all services except FTP
The port associated with the TCP service called “FTP”
A list of the FTP servers on the local network

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