Courseiva
Email IncidentseasyMultiple ChoiceObjective-mapped

212-89 Email Incidents Practice Question

When an email incident is resolved, why is it necessary to update the organization's blocklist?

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

To prevent re-occurrence of the same campaign

Updating the blocklist prevents future delivery of emails from the same source or with the same malicious artifacts.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • To comply with legal regulations

    Why it's wrong here

    This is a security best practice, not a regulation.

  • To prevent re-occurrence of the same campaign

    Why this is correct

    This is the core purpose of blocklisting.

  • To improve system performance

    Why it's wrong here

    Blocklists do not significantly affect performance.

  • To delete the user's account

    Why it's wrong here

    Blocking does not delete user accounts.

Visual reference

Client Recursive Resolver Root DNS (13 root servers) TLD DNS (.com, .org, …) Authoritative example.com query IP addr answer

About these practice questions

This 212-89 question is part of Courseiva's 206-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →

How Courseiva writes practice questions · Editorial policy

JA

Written and reviewed by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

Last reviewed August 2026 · checked against the official EC-Council exam blueprint

This 212-89 practice question is part of Courseiva's free EC-Council certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the 212-89 exam.