PHP Networking What is the full form of DNS? Digital Name Systmem Domain Network System Domain Name System Digital Network System Digital Name Systmem Domain Network System Domain Name System Digital Network System ANSWER DOWNLOAD EXAMIANS APP
PHP Networking Which one of the following function checks for the existence of DNS records? checkdns() checkdnsrr() checkdnsr() checkdnsa() checkdns() checkdnsrr() checkdnsr() checkdnsa() ANSWER DOWNLOAD EXAMIANS APP
PHP Networking Which one of the following function is used to return an array consisting of various DNS resource records pertinent to a specific domain? dnsrr_get_record() dns_get_record() dnsrr_record() dns_record() dnsrr_get_record() dns_get_record() dnsrr_record() dns_record() ANSWER DOWNLOAD EXAMIANS APP
PHP Networking Which one of the following function is used to retrieve the MX records for the domain specified by hostname? retrieve_mx() retrieve_mxrr() getmxrr() getmx() retrieve_mx() retrieve_mxrr() getmxrr() getmx() ANSWER DOWNLOAD EXAMIANS APP
PHP Networking What is the default port number of HTTP’s? 70 90 80 100 70 90 80 100 ANSWER DOWNLOAD EXAMIANS APP
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