CompTIA JK0-018 Online Practice Questions and Exam Preparation

CompTIA JK0-018 Online Questions & Answers

• Question 491:

  The server administrator has noted that most servers have a lot of free disk space and low memory utilization. Which of the following statements will be correct if the server administrator migrates to a virtual server environment?

  A. The administrator will need to deploy load balancing and clustering.
  B. The administrator may spend more on licensing but less on hardware and equipment.
  C. The administrator will not be able to add a test virtual environment in the data center.
  D. Servers will encounter latency and lowered throughput issues.
  B. The administrator may spend more on licensing but less on hardware and equipment.

• Question 492:

  Encryption used by RADIUS is BEST described as:

  A. Quantum
  B. Elliptical curve
  C. Asymmetric
  D. Symmetric
  D. Symmetric

• Question 493:

  Which of the following concepts is used by digital signatures to ensure integrity of the data?

  A. Non-repudiation
  B. Hashing
  C. Transport encryption
  D. Key escrow
  B. Hashing

• Question 494:

  Users at a company report that a popular news website keeps taking them to a web page with derogatory content. This is an example of which of the following?

  A. Evil twin
  B. DNS poisoning
  C. Vishing
  D. Session hijacking
  B. DNS poisoning

• Question 495:

  Which of the following controls mitigates the risk of Matt, an attacker, gaining access to a company network by using a former employee's credential?

  A. Account expiration
  B. Password complexity
  C. Account lockout
  D. Dual factor authentication
  A. Account expiration

• Question 496:

  Which of the following is used to certify intermediate authorities in a large PKI deployment?

  A. Root CA
  B. Recovery agent
  C. Root user
  D. Key escrow
  A. Root CA

• Question 497:

  Pete, an IT Administrator, needs to secure his server room. Which of the following mitigation methods would provide the MOST physical protection?

  A. Sign in and sign out logs
  B. Mantrap
  C. Video surveillance
  D. HVAC
  B. Mantrap

• Question 498:

  Which of the following would BEST be used to calculate the expected loss of an event, if the likelihood of an event occurring is known? (Select TWO).

  A. DAC
  B. ALE
  C. SLE
  D. ARO
  E. ROI
  B. ALE
  C. SLE

• Question 499:

  Which of the following would verify that a threat does exist and security controls can easily be bypassed without actively testing an application?

  A. Protocol analyzer
  B. Vulnerability scan
  C. Penetration test
  D. Port scanner
  B. Vulnerability scan

• Question 500:

  Suspicious traffic without a specific signature was detected. Under further investigation, it was determined that these were false indicators. Which of the following security devices needs to be configured to disable future false alarms?

  A. Signature based IPS
  B. Signature based IDS
  C. Application based IPS
  D. Anomaly based IDS
  D. Anomaly based IDS