PHP Networking What will the following script do?echo getservbyname ('ftp', 'tcp'); The port associated with the TCP service called “FTP” The address of the FTP server called “tcp” A list of the FTP servers on the local network A list of the ports associated with all services except FTP The port associated with the TCP service called “FTP” The address of the FTP server called “tcp” A list of the FTP servers on the local network A list of the ports associated with all services except FTP ANSWER DOWNLOAD EXAMIANS APP
PHP Networking Which of the following operations cannot be performed using the standard ftp:// stream wrapper?1. Reading a file2. Writing a file3. Establishing a stateful connection and changing directories interactively4. Creating a new directory Option 1 and 3 Option 3 and 4 Option 2 and 4 Option 1 and 4 Option 1 and 3 Option 3 and 4 Option 2 and 4 Option 1 and 4 ANSWER DOWNLOAD EXAMIANS APP
PHP Networking What function can you use to create your own streams using the PHP stream wrappers and register them within PHP? wrapper_register stream_wrapper stream_wrapper_reg stream_wrapper_register wrapper_register stream_wrapper stream_wrapper_reg stream_wrapper_register ANSWER DOWNLOAD EXAMIANS APP
PHP Networking The ftp_size() function returns the size of a specified file on the FTP server. ftp_amount() get_ftp_size() ftp_size() ftp_file_size() ftp_amount() get_ftp_size() ftp_size() ftp_file_size() ANSWER DOWNLOAD EXAMIANS APP
PHP Networking Which one of the following statements can be used to establish port 80 connection with www.examians.com? sockopen(80,”www.examians.com”); fsockopen(80,”www.examians.com”); sockopen(“www.examians.com”, 80); fsockopen(“www.examians.com”, 80); sockopen(80,”www.examians.com”); fsockopen(80,”www.examians.com”); sockopen(“www.examians.com”, 80); fsockopen(“www.examians.com”, 80); ANSWER DOWNLOAD EXAMIANS APP
PHP Networking 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? stream_fset_timeout stream_fget_timeout stream_get_timeout stream_set_timeout stream_fset_timeout stream_fget_timeout stream_get_timeout stream_set_timeout ANSWER DOWNLOAD EXAMIANS APP
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