nerdexam
CompTIA

JK0-018 · Question #229

JK0-018 Question #229: Real Exam Question with Answer & Explanation

Sign in or unlock JK0-018 to reveal the answer and full explanation for question #229. The question stem and answer options stay visible for context.

Question

A firewall technician has been instructed to disable all non-secure ports on a corporate firewall. The technician has blocked traffic on port 21, 69, 80, and 137-139. The technician has allowed traffic on ports 22 and 443. Which of the following correctly lists the protocols blocked and allowed?

Options

  • ABlocked: TFTP, HTTP, NetBIOS; Allowed: HTTPS, FTP
  • BBlocked: FTP, TFTP, HTTP, NetBIOS; Allowed: SFTP, SSH, SCP, HTTPS
  • CBlocked: SFTP, TFTP, HTTP, NetBIOS; Allowed: SSH, SCP, HTTPS
  • DBlocked: FTP, HTTP, HTTPS; Allowed: SFTP, SSH, SCP, NetBIOS

Unlock JK0-018 to see the answer

You've previewed enough free JK0-018 questions. Unlock JK0-018 for full answers, explanations, the timed quiz mode, progress tracking, and the master PDF. Question stem and options stay visible so you can still see what's on the exam.

Full JK0-018 Practice