PCI-DSS ISA Exam Questions And
Answers With Complete Solutions
Perimeter firewalls installed ______________________________. - ANSWER -between all wireless
networks and the CHD environment.
Where should firewalls be installed? - ANSWER -At each Internet connection and between any DMZ and
the internal network.
Review of firewall and router rule sets at least every __________________. - ANSWER -6 months
If disk encryption is used - ANSWER -logical access must be managed separately and independently of
native operating system authentication and access control mechanisms
Manual clear-text key-management procedures specify processes for the use of the following: - ANSWER
-Split knowledge AND Dual control of keys
What is considered "Sensitive Authentication Data"? - ANSWER -Card verification value
When a PAN is displayed to an employee who does NOT need to see the full PAN, the minimum digits to
be masked are: All digits between the ___________ and the __________. - ANSWER -first 6; last 4
Regarding protection of PAN... - ANSWER -PAN must be rendered unreadable during the transmission
over public and wireless networks.
Under requirement 3.4, what method must be used to render the PAN unreadable? - ANSWER -Hashing
the entire PAN using strong cryptography
Weak security controls that should NOT be used - ANSWER -WEP, SSL, and TLS 1.0 or earlier
, Per requirement 5, anti-virus technology must be deployed_________________ - ANSWER -on all
system components commonly affected by malicious software.
Key functions for anti-vius program per Requirement 5: - ANSWER -1) Detect
2) Remove
3) Protect
Anti-virus solutions may be temporarily disabled only if - ANSWER -there is legitimate technical need, as
authorized by management on a case-by-case basis
When to install "critical" applicable vendor-supplied security patches? ---> within _________ of release.
- ANSWER -1 month
When to install applicable vendor-supplied security patches? - ANSWER -within an appropriate time
frame (for example, within three months).
When assessing requirement 6.5, testing to verify secure coding techniques are in place to address
common coding vulnerabilities includes: - ANSWER -Reviewing software development policies and
procedures
Requirements 7 restricted access controls by: - ANSWER -Need-to-know and least privilege
Inactive accounts over _____________days need to be removed or disabled. - ANSWER -90 days
To verify user access termination policy, an ISA need to select a sample of user terminated in the past
_______________ months, and review current user access lists—for both local and remote access—to
verify that their IDs have been deactivated or removed from the access lists. - ANSWER -6 months
How many logon attempts should be allowed until resulting temporarily account locked-out? - ANSWER
-6 attempts
Answers With Complete Solutions
Perimeter firewalls installed ______________________________. - ANSWER -between all wireless
networks and the CHD environment.
Where should firewalls be installed? - ANSWER -At each Internet connection and between any DMZ and
the internal network.
Review of firewall and router rule sets at least every __________________. - ANSWER -6 months
If disk encryption is used - ANSWER -logical access must be managed separately and independently of
native operating system authentication and access control mechanisms
Manual clear-text key-management procedures specify processes for the use of the following: - ANSWER
-Split knowledge AND Dual control of keys
What is considered "Sensitive Authentication Data"? - ANSWER -Card verification value
When a PAN is displayed to an employee who does NOT need to see the full PAN, the minimum digits to
be masked are: All digits between the ___________ and the __________. - ANSWER -first 6; last 4
Regarding protection of PAN... - ANSWER -PAN must be rendered unreadable during the transmission
over public and wireless networks.
Under requirement 3.4, what method must be used to render the PAN unreadable? - ANSWER -Hashing
the entire PAN using strong cryptography
Weak security controls that should NOT be used - ANSWER -WEP, SSL, and TLS 1.0 or earlier
, Per requirement 5, anti-virus technology must be deployed_________________ - ANSWER -on all
system components commonly affected by malicious software.
Key functions for anti-vius program per Requirement 5: - ANSWER -1) Detect
2) Remove
3) Protect
Anti-virus solutions may be temporarily disabled only if - ANSWER -there is legitimate technical need, as
authorized by management on a case-by-case basis
When to install "critical" applicable vendor-supplied security patches? ---> within _________ of release.
- ANSWER -1 month
When to install applicable vendor-supplied security patches? - ANSWER -within an appropriate time
frame (for example, within three months).
When assessing requirement 6.5, testing to verify secure coding techniques are in place to address
common coding vulnerabilities includes: - ANSWER -Reviewing software development policies and
procedures
Requirements 7 restricted access controls by: - ANSWER -Need-to-know and least privilege
Inactive accounts over _____________days need to be removed or disabled. - ANSWER -90 days
To verify user access termination policy, an ISA need to select a sample of user terminated in the past
_______________ months, and review current user access lists—for both local and remote access—to
verify that their IDs have been deactivated or removed from the access lists. - ANSWER -6 months
How many logon attempts should be allowed until resulting temporarily account locked-out? - ANSWER
-6 attempts
