ISC2 CC FINAL EXAM ALL COMPLETE 300
QUESTIONS WITH DETAILED SOLUTIONS JUST
RELEASED THIS YEAR
ISC2 CC FINAL EXAM — 300 RANDOMIZED PRACTICE QUESTIONS
DOMAIN 1: SECURITY PRINCIPLES (26%)
1. A company experiences a data breach where customer credit card numbers are stolen.
Which security principle has been primarily violated?
A) Integrity
B) Availability
C) Confidentiality
D) Non-repudiation
Answer: C
Confidentiality ensures that information is accessible only to authorized individuals. The theft of
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credit card numbers represents unauthorized access to sensitive data, directly violating
confidentiality. Integrity relates to data accuracy, availability to system uptime, and non-
repudiation to proof of origin.
2. An employee successfully logs into a file server using a username and password but cannot
access the financial reports folder. Which security concept explains this restriction?
A) Authentication
B) Authorization
C) Non-repudiation
D) Identification
Answer: B
Authentication proves who you are (logging in), while authorization determines what you are
allowed to do (accessing folders). The employee has authenticated successfully but lacks the
necessary authorization for the financial reports folder.
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3. A security administrator implements a policy requiring users to change their passwords
every 90 days and use complex passwords. This is an example of which type of security
control?
A) Physical control
B) Technical control
C) Administrative control
D) Deterrent control
Answer: C
Administrative controls are policies, procedures, and guidelines implemented by management.
Password policies are administrative controls. Technical controls include firewalls and
encryption, while physical controls include locks and guards.
4. Which of the following best describes the concept of non-repudiation?
A) Ensuring data is available when needed
B) Preventing an individual from denying having performed an action
C) Restricting access to authorized users only
D) Ensuring data has not been altered
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Answer: B
Non-repudiation provides proof of the origin or delivery of data, preventing the sender from
denying they sent a message or the recipient from denying they received it. Digital signatures
and audit logs help achieve non-repudiation.
5. An organization is concerned about unauthorized physical access to its data center. Which
control would be most effective to address this concern?
A) Firewall
B) Intrusion detection system
C) Biometric access control system
D) Encryption of data at rest
Answer: C
Physical access controls such as biometric scanners, badge readers, and security guards prevent
unauthorized individuals from entering physical facilities. Firewalls and IDS protect network
access, while encryption protects data confidentiality.
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