nerdexam
CompTIA

220-802 · Question #495

Which of the following methods provides digital security?

The correct answer is C. Firewall. A firewall is a digital/network security control that filters traffic based on rules, whereas the other options are physical security mechanisms.

Networking

Question

Which of the following methods provides digital security?

Options

  • AMantrap
  • BBiometrics
  • CFirewall
  • DBollards

How the community answered

(25 responses)
  • B
    4% (1)
  • C
    92% (23)
  • D
    4% (1)

Why each option

A firewall is a digital/network security control that filters traffic based on rules, whereas the other options are physical security mechanisms.

AMantrap

A mantrap is a physical access control vestibule that prevents tailgating; it provides no digital protection.

BBiometrics

Biometrics authenticate physical identity for access to spaces or devices; alone they are a physical security layer, not a network-level digital control.

CFirewallCorrect

A firewall operates at the network or host level to inspect and permit or deny traffic based on configured rules, making it a digital security control. It protects systems from unauthorized network access and malicious traffic without requiring any physical barrier.

DBollards

Bollards are physical barriers that block vehicle access to buildings and have no bearing on digital security.

Concept tested: Digital vs. physical security controls

Source: https://learn.microsoft.com/en-us/windows/security/operating-system-security/network-security/windows-firewall/

Topics

#firewall#digital security#network security#security methods

Community Discussion

No community discussion yet for this question.

Full 220-802 Practice