CompTIA CompTIA A+ 220-1102 Questions & Answers

• Question 481:

  A user requested that the file permissions on a Linux device be changed to only allow access to a certain group of users. Which of the following commands should be used to complete the user's request?

  A. cat

  B. chmod

  C. pwd

  D. cacls

  Correct Answer: B

• Question 482:

  A user installed a new computer game. Upon starting the game, the user notices the frame rates are low. Which of the following should the user upgrade to resolve the issue?

  A. Hard drive

  B. Graphics card

  C. Random-access memory

  D. Monitor

  Correct Answer: B

• Question 483:

  Which of the following involves sending arbitrary characters in a web page request?

  A. SMS

  B. SSL

  C. XSS

  D. VPN

  Correct Answer: C

  XSS (Cross-Site Scripting) involves sending arbitrary characters in a web page request. XSS is a security vulnerability that allows an attacker to inject malicious scripts into a web page viewed by other users. These scripts can be used to steal information or perform other malicious actions when a user interacts with the compromised web page. It's a common attack vector used to send arbitrary characters and execute code within a web page context.

• Question 484:

  A user is trying to use proprietary software, but it crashes intermittently. The user notices that the desktop is displaying a "low memory" warning message. Upon restarting the desktop, the issue persists. Which of the following should a technician do next to troubleshoot the issue?

  A. Reimage the computer.

  B. Replace the system RAM.

  C. Reinstall and update the failing software.

  D. Decrease the page file size.

  Correct Answer: C

  The troubleshooting steps should start with re-install and update, software can have memory leaks or other issues that cause it to use more memory than it should, leading to low memory warnings