If you can see this check that


Next Prev Quiz Index
After the SOA in a named forward zone file with an origin of hello.com, which of the following lines would create:
A.

            1D IN NS ns1.

            CNAME www.

ns1.        1D IN A 10.0.1.2

www.        1D IN A 10.0.1.1

B.

            1D IN NS ns1

            CNAME www

ns1         1D IN A 10.0.1.2

www         1D IN A 10.0.1.1

C.

            1D IN NS 10.0.1.2.

            A www.hello.com.

ns1         1D IN CNAME 10.0.1.2.

www         1D IN CNAME 10.0.1.1.

D.

              1D IN NS ns1.hello.com

              CNAME www.hello.com

ns1.hello.com 1D IN A 10.0.1.2

www.hello.com 1D IN A 10.0.1.1

E.

            1D IN NS ns1.hello.com.

hello.com   CNAME www

ns1         1D IN A 10.0.1.1

www         1D IN A 10.0.1.2

Incorrect Answer The trailing dot after ns1 (etc) stops the origin name being added to the names. We really need ns1 to be ns1.hello.com, so the trailing dots are errors.
Close
Correct Answer Good.
Close
Incorrect Answer Trailing dots at the end of an IP number is an error.
Close
Incorrect Answer The trailing dot at the end of a hostname stops the origin name being added to the names. We really need ns1.hello.com to be ns1.hello.com. and not ns1.hello.com.hello.com., so the trailing dots are needed here.
Close
Incorrect Answer Here hello.com does not have a trailing dot, and is likely to be rewritten as hello.com.hello.com., which would be incorrect.
Close