D430 Fundamentals of Information Security – Complete
Concept Breakdown & Revision Summary | 2026
Which security principle is this policy addressing?
A Interruption
B Confidentiality
C Control
D Availability - correct answer B
A company's website policy states that "To gain access to the corporate website, each
employee must provide a valid user name and password, and then answer one of six
security questions accurately."
Which type of security does the policy address?
A Operations
B Physical
C Human element
D Application - correct answer A
An organization notices unauthorized visitors following employees through a restricted
doorway.
Which vulnerability should be addressed in the organization's security policy?
A Pretexting
B Phishing
C Baiting
D Tailgating - correct answer D
,A company wants to update its access control policy. The company wants to prevent
hourly employees from logging in to company computers after business hours.
Which type of access control policy should be implemented?
A Mandatory
B Physical
C Discretionary
D Attribute-based - correct answer D
A new software development company has determined that one of its proprietary
algorithms is at a high risk for unauthorized disclosure. The company's security up to
this point has been fairly lax.
Which procedure should the company implement to protect this asset?
A Transfer the algorithm onto servers in the demilitarized zone.
B Store the algorithm on highly available servers.
C Relocate the algorithm to encrypted storage.
D Create multiple off-site backups of the algorithm. - correct answer C
An accounting firm stores financial data for many customers. The company policy
requires that employees only access data for customers they are assigned to. The
company implements a written policy indicating an employee can be fired for violating
this requirement.
Which type of control has the company implemented?
A Deterrent
B Active
,C Preventive
D Detective - correct answer A
How can an operating system be hardened in accordance to the principle of least
privilege?
A Implement account auditing.
B Remove unneeded services.
C Restrict account permissions.
D Remove unnecessary software. - correct answer C
A company implements an Internet-facing web server for its sales force to review
product information. The sales force can also update its profiles and profile photos, but
not the product information. There is no other information on this server.
Which content access permissions should be granted to the sales force based on the
principle of least privilege?
A Read and limited write access
B Read and write access
C Limited write access only
D Limited read access only - correct answer A
A corporation has discovered that some confidential personnel information has been
used inappropriately.
How can the principle of least privilege be applied to limit access to confidential
personnel records?
A Only allow access to those with elevated security permissions.
, B Only allow access to department heads and executives.
C Only allow access to those who need access to perform their job.
D Only allow access to those who work in the human resources department. - correct
answer C
A user runs an application that has been infected with malware that is less than 24
hours old. The malware then infects the operating system.
Which safeguard should be implemented to prevent this type of attack?
A Install the latest security updates.
B Uninstall unnecessary software.
C Modify the default user accounts.
D Limit user account privileges. - correct answer D
A company was the victim of a security breach resulting in stolen user credentials. An
attacker used a stolen username and password to log in to an employee email account.
Which security practice could have reduced the post-breach impact of this event?
A Multi-factor authentication
B Operating system hardening
C Network segmentation
D Mutual authentication - correct answer A
A module in a security awareness course shows a user making use of two-factor
authentication using a hardware token.
Which security failure is being addressed by this training module?
Concept Breakdown & Revision Summary | 2026
Which security principle is this policy addressing?
A Interruption
B Confidentiality
C Control
D Availability - correct answer B
A company's website policy states that "To gain access to the corporate website, each
employee must provide a valid user name and password, and then answer one of six
security questions accurately."
Which type of security does the policy address?
A Operations
B Physical
C Human element
D Application - correct answer A
An organization notices unauthorized visitors following employees through a restricted
doorway.
Which vulnerability should be addressed in the organization's security policy?
A Pretexting
B Phishing
C Baiting
D Tailgating - correct answer D
,A company wants to update its access control policy. The company wants to prevent
hourly employees from logging in to company computers after business hours.
Which type of access control policy should be implemented?
A Mandatory
B Physical
C Discretionary
D Attribute-based - correct answer D
A new software development company has determined that one of its proprietary
algorithms is at a high risk for unauthorized disclosure. The company's security up to
this point has been fairly lax.
Which procedure should the company implement to protect this asset?
A Transfer the algorithm onto servers in the demilitarized zone.
B Store the algorithm on highly available servers.
C Relocate the algorithm to encrypted storage.
D Create multiple off-site backups of the algorithm. - correct answer C
An accounting firm stores financial data for many customers. The company policy
requires that employees only access data for customers they are assigned to. The
company implements a written policy indicating an employee can be fired for violating
this requirement.
Which type of control has the company implemented?
A Deterrent
B Active
,C Preventive
D Detective - correct answer A
How can an operating system be hardened in accordance to the principle of least
privilege?
A Implement account auditing.
B Remove unneeded services.
C Restrict account permissions.
D Remove unnecessary software. - correct answer C
A company implements an Internet-facing web server for its sales force to review
product information. The sales force can also update its profiles and profile photos, but
not the product information. There is no other information on this server.
Which content access permissions should be granted to the sales force based on the
principle of least privilege?
A Read and limited write access
B Read and write access
C Limited write access only
D Limited read access only - correct answer A
A corporation has discovered that some confidential personnel information has been
used inappropriately.
How can the principle of least privilege be applied to limit access to confidential
personnel records?
A Only allow access to those with elevated security permissions.
, B Only allow access to department heads and executives.
C Only allow access to those who need access to perform their job.
D Only allow access to those who work in the human resources department. - correct
answer C
A user runs an application that has been infected with malware that is less than 24
hours old. The malware then infects the operating system.
Which safeguard should be implemented to prevent this type of attack?
A Install the latest security updates.
B Uninstall unnecessary software.
C Modify the default user accounts.
D Limit user account privileges. - correct answer D
A company was the victim of a security breach resulting in stolen user credentials. An
attacker used a stolen username and password to log in to an employee email account.
Which security practice could have reduced the post-breach impact of this event?
A Multi-factor authentication
B Operating system hardening
C Network segmentation
D Mutual authentication - correct answer A
A module in a security awareness course shows a user making use of two-factor
authentication using a hardware token.
Which security failure is being addressed by this training module?
