Certified Ethical Hacker Practice
Exams, v9 Ch 2
-exam elaborations with 100% verified answer/solutions-
Excel & Succeed - academic year (2026-2027)
22 Q&A
A.
> server ADNS_SERVER
...
> set type=HINFO
> ATARGET_SYSTEM
...
You are attempting to find out the operating system and CPU type of systems
in your target organization. The DNS server you wish to use
for lookup is named ADNS_Server, and the target machine you want the
information on is ATARGET_SYSTEM. Which of the following
nslookup command series is the best choice for discovering this information?
(The output of the commands is redacted.)
A.
> server ADNS_SERVER
...
> set type=HINFO
> ATARGET_SYSTEM
...
B.
> server ATARGET_SYSTEM
...
> set type=HINFO
> ADNS_SERVER
...
C.
> server ADNS_SERVER
...
, > set ATARGET_SYSTEM
> type=HINFO
...
D.
> server type=HINFO
...
> set ADNS_SERVER
> ATARGET_SYSTEM
...
A. To possibly gather information about internal hosts used in the
organization's e-mail system
A pen test team member sends an e-mail to an address that she knows is not
valid inside an organization. Which of the following is the best
explanation for why she took this action?
A. To possibly gather information about internal hosts used in the
organization's e-mail system
B. To start a denial-of-service attack
C. To determine an e-mail administrator's contact information
D. To gather information about how e-mail systems deal with invalidly
addressed messages
C. 217.88.53.154.
From the partial e-mail header provided, which of the following represents the
true originator of the e-mail message?
Return-path: <>
Delivery-date: Wed, 13 Apr 2011 00:31:13 +0200
Received: from mailexchanger.anotherbiz.com([220.15.10.254])
by mailserver.anotherbiz.com running ExIM with esmtp
id xxxxxx-xxxxxx-xxx; Wed, 13 Apr 2011 01:39:23 +0200
Received: from mailserver.anybiz.com ([158.190.50.254]
helo=mailserver.anybiz.com)
by mailexchanger.anotherbiz.com with esmtp id xxxxxx-xxxxxx-xx
for ; Wed, 13 Apr 2011 01:39:23 +0200
Received: from SOMEONEComputer [217.88.53.154]
(helo=[SOMEONEcomputer])
by mailserver.anybiz.com with esmtpa (Exim x.xx)
(envelope-from <) id xxxxx-xxxxxx-xxxx
for ; Tue, 12 Apr 2011 20:36:08 -0100
Exams, v9 Ch 2
-exam elaborations with 100% verified answer/solutions-
Excel & Succeed - academic year (2026-2027)
22 Q&A
A.
> server ADNS_SERVER
...
> set type=HINFO
> ATARGET_SYSTEM
...
You are attempting to find out the operating system and CPU type of systems
in your target organization. The DNS server you wish to use
for lookup is named ADNS_Server, and the target machine you want the
information on is ATARGET_SYSTEM. Which of the following
nslookup command series is the best choice for discovering this information?
(The output of the commands is redacted.)
A.
> server ADNS_SERVER
...
> set type=HINFO
> ATARGET_SYSTEM
...
B.
> server ATARGET_SYSTEM
...
> set type=HINFO
> ADNS_SERVER
...
C.
> server ADNS_SERVER
...
, > set ATARGET_SYSTEM
> type=HINFO
...
D.
> server type=HINFO
...
> set ADNS_SERVER
> ATARGET_SYSTEM
...
A. To possibly gather information about internal hosts used in the
organization's e-mail system
A pen test team member sends an e-mail to an address that she knows is not
valid inside an organization. Which of the following is the best
explanation for why she took this action?
A. To possibly gather information about internal hosts used in the
organization's e-mail system
B. To start a denial-of-service attack
C. To determine an e-mail administrator's contact information
D. To gather information about how e-mail systems deal with invalidly
addressed messages
C. 217.88.53.154.
From the partial e-mail header provided, which of the following represents the
true originator of the e-mail message?
Return-path: <>
Delivery-date: Wed, 13 Apr 2011 00:31:13 +0200
Received: from mailexchanger.anotherbiz.com([220.15.10.254])
by mailserver.anotherbiz.com running ExIM with esmtp
id xxxxxx-xxxxxx-xxx; Wed, 13 Apr 2011 01:39:23 +0200
Received: from mailserver.anybiz.com ([158.190.50.254]
helo=mailserver.anybiz.com)
by mailexchanger.anotherbiz.com with esmtp id xxxxxx-xxxxxx-xx
for ; Wed, 13 Apr 2011 01:39:23 +0200
Received: from SOMEONEComputer [217.88.53.154]
(helo=[SOMEONEcomputer])
by mailserver.anybiz.com with esmtpa (Exim x.xx)
(envelope-from <) id xxxxx-xxxxxx-xxxx
for ; Tue, 12 Apr 2011 20:36:08 -0100
