IMPERVA DATA SECURITY CERTIFICATION (IDSC) PRACTICE EXAM
100 Multiple Choice Questions with Answer Key & Explanations
INSTRUCTIONS: Choose the single best answer for each question.
QUESTION 1:
What is the primary function of Imperva's Web Application Firewall (WAF)?
A) Detect network intrusions
B) Protect web applications from attacks
C) Encrypt database communications
D) Monitor user behavior analytics
ANSWER: B
EXPLANATION: Imperva's WAF primarily protects web applications from various attacks
including SQL injection, cross-site scripting (XSS), and other OWASP Top 10 vulnerabilities
by inspecting HTTP/HTTPS traffic.
QUESTION 2:
Which Imperva solution provides protection for databases?
A) SecureSphere
B) CounterBreach
C) Database Activity Monitoring (DAM)
D) All of the above
ANSWER: D
EXPLANATION: All these are Imperva solutions for database protection: SecureSphere
includes DAM capabilities, CounterBreach provides breach detection, and DAM
specifically monitors database activity.
QUESTION 3:
What does the term "positive security model" refer to in Imperva WAF?
A) Allowing all traffic except explicitly blocked
B) Blocking all traffic except explicitly allowed
C) Learning traffic patterns automatically
D) Using only signature-based detection
,ANSWER: B
EXPLANATION: A positive security model (whitelisting) blocks all traffic except what is
explicitly allowed, providing stronger security than negative security models (blacklisting).
QUESTION 4:
Which attack type does Imperva WAF specifically protect against that involves injecting
malicious scripts into web pages?
A) SQL Injection
B) Cross-Site Scripting (XSS)
C) CSRF
D) DDoS
ANSWER: B
EXPLANATION: XSS attacks involve injecting malicious scripts into web pages viewed by
other users, and Imperva WAF has specific protections against this OWASP Top 10
vulnerability.
QUESTION 5:
What is the purpose of Imperva's "Incapsula" solution?
A) Database encryption
B) Cloud-based WAF and DDoS protection
C) Endpoint protection
D) Identity management
ANSWER: B
EXPLANATION: Incapsula (now Imperva Cloud WAF) provides cloud-based web
application firewall and DDoS protection services.
QUESTION 6:
In Imperva's classification, what is a "security policy"?
A) A company's written security guidelines
B) A set of rules defining how to handle traffic
C) Government regulations for data protection
D) Industry compliance standards
, ANSWER: B
EXPLANATION: In Imperva products, a security policy is a set of rules that define how to
inspect and handle traffic, including what attacks to detect and how to respond.
QUESTION 7:
Which protocol does Imperva DAM typically monitor for database activity?
A) HTTP
B) SMTP
C) SQL
D) FTP
ANSWER: C
EXPLANATION: Database Activity Monitoring solutions like Imperva DAM primarily monitor
SQL protocol and database-specific communications to track and protect database
activity.
QUESTION 8:
What does "virtual patching" mean in Imperva WAF?
A) Applying OS patches automatically
B) Protecting applications without modifying source code
C) Creating backup virtual machines
D) Patching hypervisor vulnerabilities
ANSWER: B
EXPLANATION: Virtual patching allows protection of applications from known
vulnerabilities without modifying the application source code, by intercepting and blocking
malicious requests at the WAF layer.
QUESTION 9:
Which Imperva component provides real-time threat intelligence?
A) ThreatRadar
B) SecureSphere
C) CounterBreach
D) Camouflage
100 Multiple Choice Questions with Answer Key & Explanations
INSTRUCTIONS: Choose the single best answer for each question.
QUESTION 1:
What is the primary function of Imperva's Web Application Firewall (WAF)?
A) Detect network intrusions
B) Protect web applications from attacks
C) Encrypt database communications
D) Monitor user behavior analytics
ANSWER: B
EXPLANATION: Imperva's WAF primarily protects web applications from various attacks
including SQL injection, cross-site scripting (XSS), and other OWASP Top 10 vulnerabilities
by inspecting HTTP/HTTPS traffic.
QUESTION 2:
Which Imperva solution provides protection for databases?
A) SecureSphere
B) CounterBreach
C) Database Activity Monitoring (DAM)
D) All of the above
ANSWER: D
EXPLANATION: All these are Imperva solutions for database protection: SecureSphere
includes DAM capabilities, CounterBreach provides breach detection, and DAM
specifically monitors database activity.
QUESTION 3:
What does the term "positive security model" refer to in Imperva WAF?
A) Allowing all traffic except explicitly blocked
B) Blocking all traffic except explicitly allowed
C) Learning traffic patterns automatically
D) Using only signature-based detection
,ANSWER: B
EXPLANATION: A positive security model (whitelisting) blocks all traffic except what is
explicitly allowed, providing stronger security than negative security models (blacklisting).
QUESTION 4:
Which attack type does Imperva WAF specifically protect against that involves injecting
malicious scripts into web pages?
A) SQL Injection
B) Cross-Site Scripting (XSS)
C) CSRF
D) DDoS
ANSWER: B
EXPLANATION: XSS attacks involve injecting malicious scripts into web pages viewed by
other users, and Imperva WAF has specific protections against this OWASP Top 10
vulnerability.
QUESTION 5:
What is the purpose of Imperva's "Incapsula" solution?
A) Database encryption
B) Cloud-based WAF and DDoS protection
C) Endpoint protection
D) Identity management
ANSWER: B
EXPLANATION: Incapsula (now Imperva Cloud WAF) provides cloud-based web
application firewall and DDoS protection services.
QUESTION 6:
In Imperva's classification, what is a "security policy"?
A) A company's written security guidelines
B) A set of rules defining how to handle traffic
C) Government regulations for data protection
D) Industry compliance standards
, ANSWER: B
EXPLANATION: In Imperva products, a security policy is a set of rules that define how to
inspect and handle traffic, including what attacks to detect and how to respond.
QUESTION 7:
Which protocol does Imperva DAM typically monitor for database activity?
A) HTTP
B) SMTP
C) SQL
D) FTP
ANSWER: C
EXPLANATION: Database Activity Monitoring solutions like Imperva DAM primarily monitor
SQL protocol and database-specific communications to track and protect database
activity.
QUESTION 8:
What does "virtual patching" mean in Imperva WAF?
A) Applying OS patches automatically
B) Protecting applications without modifying source code
C) Creating backup virtual machines
D) Patching hypervisor vulnerabilities
ANSWER: B
EXPLANATION: Virtual patching allows protection of applications from known
vulnerabilities without modifying the application source code, by intercepting and blocking
malicious requests at the WAF layer.
QUESTION 9:
Which Imperva component provides real-time threat intelligence?
A) ThreatRadar
B) SecureSphere
C) CounterBreach
D) Camouflage
