CompTIA JK0-018 Online Practice Questions and Exam Preparation

CompTIA JK0-018 Online Questions & Answers

• Question 421:

  Prior to leaving for an extended vacation, Joe uses his mobile phone to take a picture of his family in the house living room. Joe posts the picture on a popular social media site together with the messagE. "Heading to our two weeks vacation to Italy." Upon returning home, Joe discovers that the house was burglarized. Which of the following is the MOST likely reason the house was burglarized if nobody knew Joe's home address?

  A. Joe has enabled the device access control feature on his mobile phone.
  B. Joe's home address can be easily found using the TRACEROUTE command.
  C. The picture uploaded to the social media site was geo-tagged by the mobile phone.
  D. The message posted on the social media site informs everyone the house will be empty.
  C. The picture uploaded to the social media site was geo-tagged by the mobile phone.

• Question 422:

  The datacenter manager is reviewing a problem with a humidity factor that is too low. Which of the following environmental problems may occur?

  A. EMI emanations
  B. Static electricity
  C. Condensation
  D. Dry-pipe fire suppression
  B. Static electricity

• Question 423:

  Which of the following can be used as an equipment theft deterrent?

  A. Screen locks
  B. GPS tracking
  C. Cable locks
  D. Whole disk encryption
  C. Cable locks

• Question 424:

  Sara, a user, downloads a keygen to install pirated software. After running the keygen, system performance is extremely slow and numerous antivirus alerts are displayed. Which of the following BEST describes this type of malware?

  A. Logic bomb
  B. Worm
  C. Trojan
  D. Adware
  C. Trojan

• Question 425:

  The BEST methods for a web developer to prevent the website application code from being vulnerable to cross-site request forgery (XSRF) is to: (Select TWO).

  A. Permit redirection to Internet-facing web URLs.
  B. Ensure all HTML tags are enclosed in angle brackets, e.g., "".
  C. Validate and filter input on the server side and client side.
  D. Use a web proxy to pass website requests between the user and the application.
  E. Restrict and sanitize use of special characters in input and URLs.
  C. Validate and filter input on the server side and client side.
  E. Restrict and sanitize use of special characters in input and URLs.

• Question 426:

  Various network outages have occurred recently due to unapproved changes to network and security devices. All changes were made using various system credentials. The security analyst has been tasked to update the security policy. Which of the following risk mitigation strategies would also need to be implemented to reduce the number of network outages due to unauthorized changes?

  A. User rights and permissions review
  B. Configuration management
  C. Incident management
  D. Implement security controls on Layer 3 devices
  A. User rights and permissions review

• Question 427:

  After Ann, a user, logs into her banking websites she has access to her financial institution mortgage, credit card, and brokerage websites as well. Which of the following is being described?

  A. Trusted OS
  B. Mandatory access control
  C. Separation of duties
  D. Single sign-on
  D. Single sign-on

• Question 428:

  Some customers have reported receiving an untrusted certificate warning when visiting the company's website. The administrator ensures that the certificate is not expired and that customers have trusted the original issuer of the certificate. Which of the following could be causing the problem?

  A. The intermediate CA certificates were not installed on the server.
  B. The certificate is not the correct type for a virtual server.
  C. The encryption key used in the certificate is too short.
  D. The client's browser is trying to negotiate SSL instead of TLS.
  A. The intermediate CA certificates were not installed on the server.

• Question 429:

  When implementing fire suppression controls in a datacenter it is important to:

  A. Select a fire suppression system which protects equipment but may harm technicians.
  B. Ensure proper placement of sprinkler lines to avoid accidental leakage onto servers.
  C. Integrate maintenance procedures to include regularly discharging the system.
  D. Use a system with audible alarms to ensure technicians have 20 minutes to evacuate.
  B. Ensure proper placement of sprinkler lines to avoid accidental leakage onto servers.

• Question 430:

  A system administrator needs to ensure that certain departments have more restrictive controls to their shared folders than other departments. Which of the following security controls would be implemented to restrict those departments?

  A. User assigned privileges
  B. Password disablement
  C. Multiple account creation
  D. Group based privileges
  D. Group based privileges