Courseiva
Network Intrusion AnalysismediumMultiple ChoiceObjective-mapped

200-201 Network Intrusion Analysis Practice Question

An analyst analyzing a PCAP sees a series of TCP connections where the client sends data with interactive patterns and receives commands. This is most likely indicative of:

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

Reverse shell

A reverse shell provides an interactive command-line session from the victim to the attacker.

Answer analysis

Option-by-option breakdown

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

  • Reverse shell

    Why this is correct

    Correct. Interactive shell sessions over TCP indicate a reverse shell.

  • Web browsing

    Why it's wrong here

    Web browsing is not interactive in the same way.

  • File transfer

    Why it's wrong here

    File transfers are usually not interactive.

  • DNS query

    Why it's wrong here

    DNS queries are short and not interactive.

Visual reference

Client Server SYN (seq=100) SYN-ACK (seq=200, ack=101) ACK (ack=201) Connection established — data transfer begins

About these practice questions

Courseiva writes every 200-201 question from scratch — 979 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →

How Courseiva writes practice questions · Editorial policy

JA

Written by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

This 200-201 practice question is part of Courseiva's free Cisco 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 200-201 exam.