Which one of the following function checks for the existence of DNS records?
A. checkdns()
B. checkdnsr()
C. checkdnsrr()
D. checkdnsa()
Answer: Option C
Solution(By Examveda Team)
DNS records are checked based on the supplied host value and optional DNS resource record type, returning TRUE if any records are located and FALSE otherwise.This Question Belongs to PHP >> PHP Networking
Related Questions on PHP Networking
A. Digital Network System
B. Domain Network System
C. Digital Name Systmem
D. Domain Name System
Which one of the following function checks for the existence of DNS records?
A. checkdns()
B. checkdnsr()
C. checkdnsrr()
D. checkdnsa()
A. dns_get_record()
B. dns_record()
C. dnsrr_get_record()
D. dnsrr_record()
A. getmx()
B. retrieve_mx()
C. getmxrr()
D. retrieve_mxrr()
Join The Discussion