MCQs

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1. Which main function distinguishes an IPS from an IDS in cloud computing?
   a. IPS blocks threats automatically
   b. IDS traces intrusions but does not block
   c. IPS monitors only application traffic
   d. IDS encrypts network packets
   Answer: a. IPS blocks threats automaticallypaloaltonetworks+2
2. What is utilized by signature-based detection in IPS?
   a. User credentials
   b. Application logs
   c. A database of attack patterns
   d. Physical hardware identifiers
   Answer: c. A database of attack patternsgeeksforgeeks+2
3. Anomaly-based intrusion protection relies on comparing network traffic to:
   a. Signature databases
   b. Human behavior
   c. Predefined baseline profiles
   d. Threat intelligence feeds
   Answer: c. Predefined baseline profilescheckpoint+1
4. What does a cloud IPS do when suspicious activity is detected?
   a. Only log the event
   b. Disconnect user sessions automatically
   c. Block traffic or reset connections
   d. Demand manual review for each alert
   Answer: c. Block traffic or reset connectionssoftobotics+2
5. Which form of IPS deployment is vital for protecting cloud-based resources accessed remotely?
   a. Local IPS
   b. Wireless IPS
   c. Cloud IPS
   d. Host-based IPS
   Answer: c. Cloud IPSfortinet+1
6. Which technique is commonly used by attackers to evade signature-based IPS?
   a. Traffic normalization
   b. Fragmentation
   c. Backups
   d. Role-based access control
   Answer: b. Fragmentationgeeksforgeeks+1
7. What does APIDS monitor specifically?
   a. Encryption algorithms
   b. Application protocols
   c. Power management
   d. Physical accessibility
   Answer: b. Application protocolsgeeksforgeeks
8. In cloud environments, a Host-based IPS protects:
   a. Network switches
   b. Virtual machines or servers
   c. IoT devices only
   d. Storage arrays
   Answer: b. Virtual machines or serverscheckpoint+1
9. A distributed IPS in cloud computing serves to:
   a. Run only on-premises
   b. Communicate detection information across multiple points
   c. Encrypt database traffic
   d. Block emails automatically
   Answer: b. Communicate detection information across multiple pointswayground+1
10. Policy-based IPS detection is configured according to:
    a. Hardware specifications
    b. Administrator-defined security policies
    c. Vendor defaults
    d. Network uptime metrics
    Answer: b. Administrator-defined security policiespaloaltonetworks
11. A benefit of IPS in cloud computing is:
    a. Passive threat detection
    b. Proactive mitigation of attacks
    c. Manual verification of every incident
    d. Limiting the number of users
    Answer: b. Proactive mitigation of attackssoftobotics+2
12. Which intrusion evasion technique encodes malicious packets to bypass IPS/IDS?
    a. Normalization
    b. Packet encoding (e.g., Base64, hex)
    c. Routing
    d. Checksum alteration
    Answer: b. Packet encoding (e.g., Base64, hex)geeksforgeeks
13. IPS placement in a cloud network is typically:
    a. Inline between firewall and protected resources
    b. Outside the perimeter
    c. At the user endpoint only
    d. Within storage clusters
    Answer: a. Inline between firewall and protected resourcespaloaltonetworks+1
14. Vulnerability-facing IPS signatures aim to:
    a. Isolate known malware only
    b. Target underlying system vulnerabilities
    c. Authenticate user access
    d. Encrypt sensitive traffic
    Answer: b. Target underlying system vulnerabilitiespaloaltonetworks
15. Machine learning in modern IPS helps by:
    a. Creating network diagrams
    b. Automatically detecting unknown threats
    c. Disabling encryption
    d. Providing graphical reports only
    Answer: b. Automatically detecting unknown threatssoftobotics
16. A common feature of cloud IPS is:
    a. Direct hardware management
    b. Support for remote workforce security
    c. Manual packet sorting
    d. Only web interface monitoring
    Answer: b. Support for remote workforce securitycheckpoint
17. IPS can prevent exploitation of cloud-hosted apps like:
    a. Database indexing
    b. Document rendering software
    c. Application code vulnerabilities
    d. Wireless protocol updates
    Answer: c. Application code vulnerabilitiescheckpoint
18. Network-based IPS (NIPS) monitor:
    a. Only application-specific traffic
    b. Packets moving through routers and switches
    c. Physical network cables
    d. Storage volume health
    Answer: b. Packets moving through routers and switchessoftobotics+1
19. Which is a limitation of signature-based IPS?
    a. Cannot detect known threats
    b. Needs constant pattern updates
    c. Lacks integration with firewalls
    d. Only monitors outbound traffic
    Answer: b. Needs constant pattern updatesgeeksforgeeks+1
20. Evasion through traffic obfuscation affects IPS by:
    a. Making attack detection harder
    b. Improving detection rates
    c. Degrading system performance
    d. Enhancing alert accuracy
    Answer: a. Making attack detection hardergeeksforgeeks
21. In cloud computing, IPS enhances:
    a. Scalability of compute nodes
    b. Confidentiality, integrity, and availability
    c. Data visualization
    d. Application deployment speed
    Answer: b. Confidentiality, integrity, and availabilitycheckpoint+1
22. Which protocol is regularly monitored by protocol-based IPS?
    a. FTP only
    b. HTTP/HTTPS streams
    c. SMTP
    d. ARP
    Answer: b. HTTP/HTTPS streamsgeeksforgeeks
23. Real-time analysis in IPS is important for:
    a. Historical reporting
    b. Reacting swiftly to threats before they cause harm
    c. Database management
    d. Policy documentation
    Answer: b. Reacting swiftly to threats before they cause harmpaloaltonetworks+1
24. One benefit of IPS in the cloud is:
    a. Slower threat analysis
    b. Increased security visibility
    c. Exclusion of policy-based alerts
    d. Only signature detection allowed
    Answer: b. Increased security visibilitysoftobotics
25. IPS solutions in cloud environments typically use:
    a. Legacy antivirus scanning
    b. Signature, anomaly, and policy-based methods
    c. Access log monitoring only
    d. Encryption for backups exclusively
    Answer: b. Signature, anomaly, and policy-based methodspaloaltonetworks+2
26. Why is cloud IPS necessary in a multi-tenant architecture?
    a. For resource provisioning
    b. Detecting unauthorized cross-tenant activities
    c. Generating billing metrics
    d. Defining user roles
    Answer: b. Detecting unauthorized cross-tenant activitiesexamradar+1
27. IPS deployments may face which performance challenge?
    a. Increased network latency due to inline processing
    b. Reduced hardware costs
    c. Better database indexing
    d. Automatic scaling with usage
    Answer: a. Increased network latency due to inline processingpaloaltonetworks
28. Which attack type can a properly configured IPS help mitigate in cloud services?
    a. DDoS attacks
    b. Merge conflicts
    c. Data backup failures
    d. Hardware outages
    Answer: a. DDoS attacksexamradar+1
29. IPS in cloud automatically:
    a. Requests manual review for threats
    b. Drops malicious packets if detected
    c. Encrypts regular data traffic
    d. Monitors user activity for compliance
    Answer: b. Drops malicious packets if detectedcheckpoint+2
30. How do IPS promote compliance in cloud environments?
    a. By changing legal contracts
    b. Enforcing security policies and retaining audit logs
    c. Scheduling software updates
    d. Logging only successful connections
    Answer: b. Enforcing security policies and retaining audit logssoftobotics+1
31. The role of encryption in IDS/IPS evasion is:
    a. Providing integrity
    b. Hiding malicious payloads from detection
    c. Authenticates user access only
    d. Increases detection accuracy
    Answer: b. Hiding malicious payloads from detectiongeeksforgeeks
32. In cloud, IPS typically operates:
    a. As a passive monitor
    b. Inline with network traffic
    c. At the hardware layer
    d. Only on user endpoints
    Answer: b. Inline with network trafficcheckpoint+1
33. Cloud IPS is integral to a company’s strategy for:
    a. Edge device power consumption
    b. Cloud migration and remote access controls
    c. Manual patching only
    d. Inactive threat detection
    Answer: b. Cloud migration and remote access controlscheckpoint
34. An administrator can define IPS policy exceptions to:
    a. Allow certain traffic that would otherwise be blocked
    b. Reset all network connections
    c. Decrypt encrypted traffic in the cloud
    d. Run only manual checks
    Answer: a. Allow certain traffic that would otherwise be blockedpaloaltonetworks
35. A hybrid cloud IPS combines:
    a. Only host-based features
    b. Both on-premises and cloud IPS functions
    c. File system logging
    d. Automatic software updates
    Answer: b. Both on-premises and cloud IPS functionssoftobotics+1
36. One benefit of machine learning in cloud IPS is:
    a. Slower detection times
    b. Helping identify previously unknown patterns and threats
    c. Manual rule creation
    d. Enhanced encryption processes
    Answer: b. Helping identify previously unknown patterns and threatssoftobotics
37. IPS rules can be optimized by:
    a. Grouping all policies together
    b. Regular auditing and rule refinement
    c. Turning off anomaly detection
    d. Using default vendor settings exclusively
    Answer: b. Regular auditing and rule refinementpaloaltonetworks+1
38. A zero-day attack is defined as:
    a. An attack already known and cataloged
    b. An exploit with no prior signature available
    c. Routine scanning traffic
    d. Maintenance activity
    Answer: b. An exploit with no prior signature availablecheckpoint+1
39. How does cloud IPS facilitate investigation after an event?
    a. Provides physical access logs
    b. Retains actionable event records and alerts
    c. Deletes network logs
    d. Ignores outbound traffic
    Answer: b. Retains actionable event records and alertssoftobotics
40. When evaluating cloud IPS, the primary consideration should be:
    a. Integration with business processes
    b. Detection accuracy and performance impact
    c. Historical documentation
    d. Pricing models only
    Answer: b. Detection accuracy and performance impactpaloaltonetworks+1
41. Which IPS method responds to violations of organizational policies?
    a. Packet analysis
    b. Signature-based detection
    c. Policy-based detection
    d. Traffic encoding
    Answer: c. Policy-based detectionpaloaltonetworks
42. Granular visibility in cloud IPS allows administrators to:
    a. Monitor only storage capacity
    b. Track and analyze security incidents across deployed resources
    c. Prevent data encryption
    d. Control CPU temperature
    Answer: b. Track and analyze security incidents across deployed resourcessoftobotics
43. IPS can be integrated with other security measures such as:
    a. Firewalls and SIEM systems
    b. Accounting software
    c. Data deduplication tools
    d. Virtual switches only
    Answer: a. Firewalls and SIEM systemsclearnetwork+1
44. Which key role does IPS play in threat intelligence for cloud?
    a. Generates threat feeds
    b. Helps share indicators of compromise (IOC) across devices
    c. Deletes detection data
    d. Encrypts traffic logs automatically
    Answer: b. Helps share indicators of compromise (IOC) across devicessoftobotics
45. IPS deployment in a cloud should be:
    a. Scalable and centrally manageable
    b. Only manually configured
    c. Decentralized without management
    d. Compatible with mobile devices exclusively
    Answer: a. Scalable and centrally manageablecheckpoint+1
46. IPS effectiveness can be measured by:
    a. Network uptime only
    b. Response time, detection rate, number of false positives
    c. Patch automation
    d. Cost of deployment alone
    Answer: b. Response time, detection rate, number of false positivesclearnetwork+1
47. IPS in cloud enhances data security by:
    a. Encrypting stored data automatically
    b. Detecting and preventing unauthorized access attempts
    c. Running backups daily
    d. Allowing all user traffic
    Answer: b. Detecting and preventing unauthorized access attemptscheckpoint+1
48. What is the difference between inline and passive IPS?
    a. Inline processes and blocks, passive only monitors
    b. Passive encrypts data
    c. Inline makes backups
    d. Passive manages storage arrays
    Answer: a. Inline processes and blocks, passive only monitorspaloaltonetworks+1
49. As threats become more sophisticated, cloud IPS must:
    a. Remain unchanged
    b. Incorporate advanced analytics and behavioral modeling
    c. Ignore anomalous traffic
    d. Only use static rules
    Answer: b. Incorporate advanced analytics and behavioral modelingsoftobotics
50. The final goal of cloud IPS is to:
    a. Maximize network throughput
    b. Protect the confidentiality, integrity, and availability of resources
    c. Increase user count
    d. Reduce power consumption
    Answer: b. Protect the confidentiality, integrity, and availability of resourcescheckpoint+2

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