What does DNS database contains ?

A Name server records
B Hostname-to-address records
C Hostname aliases
D all of these

Correct Answer: all of these

Dns and contains the resource records that the DNS server manages. The reverse lookup file, which resolves IP addresses into host names. The cache file, which has the names and IP addresses of the root name servers for DNS.
Bissoy MCQ
#তথ্য প্রযুক্তি #ডেটাবেজ ম্যানেজমেন্ট সিস্টেম #Janata Bank Ltd #Janata Bank Ltd - Senior Officer (IT) - 29.01.2016

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In an enterprise-class database system, business users interact directly with database applications, which directly access the database data.
A True
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