ANCC IQ DOMAINS 1 5 QBANK 2026
CLINICAL SCRIPT SOLVED
QUESTIONS VERIFIED ANSWERS A+
◉ When a member computer starts for what purpose will it attempt to
contact a DNS server? It will do so in order ______________. Choose
one of the choices below.
Answer: to find a domain controller that can authenticate it
◉ You bought a used Windows 7 computer from a friend who has four
children in the household. When you set up the computer and try to
access a few social media sites you are unsuccessful. What is a best
possible solution? Choose one of the choices below.
Answer: Remove entries in the hosts file referencing the sites
◉ Juno notices the DNS server seems to be underperforming so he starts
to monitor traffic. He observes it is receiving a lot of queries from
10.11.12.13, an unfamiliar address. Which of the following best
describes a step he can take to help identify the source of the problem?
Answer: Enter this command in a command prompt: ping -a 10.11.12.13
◉ A company is in the process of converting their systems from using
IPv4 addresses to IPv6. In the meantime they want to use both IPv4 and
IPv6 to ensure all issues are worked out. During this transitionary period
what kind of DNS resource records will allow both types of addresses to
be resolved? Select two.
Answer: AAAA
, A
◉ Before creating DNS resource records you prepare a reference table
similar to the one shown below. Based on the information in the table,
which of the following statements are true? Select two.
Answer: www.mydomain.corp will resolve to 192.168.1.200
tftp.mydomain.corp will be in an unresolvable loop
◉ What benefits are derived with the DNS socket pool used by a DNS
server for DNS queries? Select two.
Answer: Can be used to help protect and guard against DNS cache
poisoning
Makes it more difficult for an attacker to guess the source port number
◉ Which of the following statements are true regarding the DNSKEY
key and the RRSIG key? Select two.
Answer: RRSIG records are returned with the requested resource records
for validation purposes
DNSKEY is a public key; DNS resolvers use it to verify digital
signatures in RSRSIG records
◉ A company developed a web-based application such that its use is
limited to verifiable customer-defined domains. What kind of record can
be configured to enforce this restriction? Choose one of the options
below.
Answer: PTR
CLINICAL SCRIPT SOLVED
QUESTIONS VERIFIED ANSWERS A+
◉ When a member computer starts for what purpose will it attempt to
contact a DNS server? It will do so in order ______________. Choose
one of the choices below.
Answer: to find a domain controller that can authenticate it
◉ You bought a used Windows 7 computer from a friend who has four
children in the household. When you set up the computer and try to
access a few social media sites you are unsuccessful. What is a best
possible solution? Choose one of the choices below.
Answer: Remove entries in the hosts file referencing the sites
◉ Juno notices the DNS server seems to be underperforming so he starts
to monitor traffic. He observes it is receiving a lot of queries from
10.11.12.13, an unfamiliar address. Which of the following best
describes a step he can take to help identify the source of the problem?
Answer: Enter this command in a command prompt: ping -a 10.11.12.13
◉ A company is in the process of converting their systems from using
IPv4 addresses to IPv6. In the meantime they want to use both IPv4 and
IPv6 to ensure all issues are worked out. During this transitionary period
what kind of DNS resource records will allow both types of addresses to
be resolved? Select two.
Answer: AAAA
, A
◉ Before creating DNS resource records you prepare a reference table
similar to the one shown below. Based on the information in the table,
which of the following statements are true? Select two.
Answer: www.mydomain.corp will resolve to 192.168.1.200
tftp.mydomain.corp will be in an unresolvable loop
◉ What benefits are derived with the DNS socket pool used by a DNS
server for DNS queries? Select two.
Answer: Can be used to help protect and guard against DNS cache
poisoning
Makes it more difficult for an attacker to guess the source port number
◉ Which of the following statements are true regarding the DNSKEY
key and the RRSIG key? Select two.
Answer: RRSIG records are returned with the requested resource records
for validation purposes
DNSKEY is a public key; DNS resolvers use it to verify digital
signatures in RSRSIG records
◉ A company developed a web-based application such that its use is
limited to verifiable customer-defined domains. What kind of record can
be configured to enforce this restriction? Choose one of the options
below.
Answer: PTR
