Security Quizlet by Brian MacFarlane questions and
answers 2026\2027 A+ Grade
Which cybersecurity term is defined as the potential for an attack on a resource?
A Impact
B Vulnerability
C Risk
D Threat
- correct answer D
Which security type deliberately exposes a system's vulnerabilities or resources to an attacker?
A Intrusion detection
B Firewalls
C Honeypots
D Intrusion prevention
- correct answer C
Which tool can be used to map devices on a network, along with their operating system types
and versions?
A Packet sniffer
B Packet filter
C Port scanner
,D Stateful firewall
- correct answer C
Which web attack is a server-side attack?
A Clickjacking
B Cross-site scripting
C SQL injection
D Cross-site request forgery
- correct answer C
An organization employs a VPN to safeguard its
information. Which security principle is protected by a
VPN?
A Data in motion
B Data at rest
C Data in use
D Data in storage
- correct answer A
A malicious hacker was successful in a denial of service (DoS) attack against an institution's
mail server. Fortunately, no data was lost or altered while the server was offline.
Which type of attack is this?
A Modification
B Fabrication
C Interception
D Interruption
- correct answer D
,A company has had several successful denial of service (DoS) attacks on its email server.
Which security principle is being attacked?
A Possession
B Integrity
C Confidentiality
D Availability
- correct answer D
A new start-up company has started working on a social networking website. The company
has moved all its source code to a cloud provider and wants to protect this source code from
unauthorized access.
Which cyber defense concept should the start-up company use to maintain the confidentiality of
its source code?
A Alarm systems
B Account permissions
C Antivirus software
D File encryption
- correct answer D
A company has an annual audit of installed software and data storage systems. During the
audit, the auditor asks how the company's most critical data is used. This determination helps
the auditor ensure that the proper defense mechanisms are in place to protect critical data.
Which principle of the Parkerian hexad is the auditor addressing?
A Possession
, B Integrity