What is the full form of DNS?
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PHP · all questionsPHP Networking
PHP Networking
practice.
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Which one of the following function checks for the existence of DNS records?
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Which one of the following function is used to return an array consisting of various DNS resource records pertinent to a specific domain?
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Which one of the following function is used to retrieve the MX records for the domain specified by hostname?
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What is the default port number of HTTP’s?
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Which one of the following function returns the port number of a specified service?
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Which one of the following statements can be used to establish port 80 connection with www.examveda.com?
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Which one of the following function is used to send a e-mail using PHP script?
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How many configuration directives pertinent to PHP’s mail function are available?
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Which of the following statements is used to add an attachment to the mail?
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What function can you use to create your own streams using the PHP stream wrappers and register them within PHP?
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The windows version of PHP has built-in support for the FTP extension
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The ftp_mkdir() function creates a directory on the FTP server.
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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
1. Reading a file
2. Writing a file
3. Establishing a stateful connection and changing directories interactively
4. Creating a new directory
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What will the following script do?
<?php
echo getservbyname ('ftp', 'tcp');
?>
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The ftp_size() function returns the size of a specified file on the FTP server.
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When dealing with timeout values in sockets, the connection timeout can be changed independently of the read/write time out. Which function must be used for this purpose?
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Which of the following network transports doesn’t PHP support?
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The FTP functions are used to ....... files from file servers.
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Which of the following are valid PHP stream transports?
1. http
2. STDIO
3. ftp
4. STDOUT
5. stream
1. http
2. STDIO
3. ftp
4. STDOUT
5. stream
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