This SSCP practice question tests your understanding of risk identification, monitoring and analysis. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A small business wants to identify vulnerabilities in its network. Which type of scan should they perform first to get an overview?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "first"
Why it matters: Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
Vulnerability scan.
Why wrong: Vulnerability scans are best performed after identifying live hosts and services.
Stealth scan.
Why wrong: Stealth scans are for avoiding detection, not for general overview.
Full port scan.
Why wrong: Full port scans are time-consuming and better suited after host discovery.
Ping sweep.
A ping sweep quickly identifies which IP addresses are active, providing a starting point.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Ping sweep.
A ping sweep (ICMP Echo Request) is the correct first step because it quickly identifies which hosts are alive on the network, providing a baseline of active IP addresses. This overview allows the business to scope the subsequent vulnerability scan to only live targets, reducing noise and scan time. Without a ping sweep, a full port or vulnerability scan would waste resources scanning dead or unresponsive hosts.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
Vulnerability scan.
Why it's wrong here
Vulnerability scans are best performed after identifying live hosts and services.
Stealth scan.
Why it's wrong here
Stealth scans are for avoiding detection, not for general overview.
Full port scan.
Why it's wrong here
Full port scans are time-consuming and better suited after host discovery.
Ping sweep.
Why this is correct
A ping sweep quickly identifies which IP addresses are active, providing a starting point.
Clue confirmation
The clue word "first" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
The trap here is that candidates often confuse 'vulnerability scan' (a deep assessment of known weaknesses) with 'host discovery' (a lightweight enumeration of live systems), leading them to select Option A as the first step instead of the correct ping sweep.
Detailed technical explanation
A ping sweep typically uses ICMP Echo Request (Type 8) packets and waits for Echo Reply (Type 0); however, many modern firewalls block ICMP, so tools like Nmap's `-sn` flag also use TCP SYN to port 443 or ARP requests on local subnets to discover hosts. In a real-world scenario, a business with a /24 subnet might run `nmap -sn 192.168.1.0/24` to map all responsive devices before launching a vulnerability scan with OpenVAS or Nessus, ensuring the scan is both efficient and compliant with network policies.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
A security team runs a vulnerability scan on a web application and discovers an unpatched SQL injection flaw. The team prioritises remediation by CVSS score — critical flaws are patched within 24 hours, high within 7 days. Questions like this test whether you understand vulnerability management processes, scanning tools, and remediation prioritisation.
What to study next
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FAQ
Risk Identification, Monitoring and Analysis — This question tests Risk Identification, Monitoring and Analysis — Read the scenario before looking for a memorised answer..
The correct answer is: Ping sweep. — A ping sweep (ICMP Echo Request) is the correct first step because it quickly identifies which hosts are alive on the network, providing a baseline of active IP addresses. This overview allows the business to scope the subsequent vulnerability scan to only live targets, reducing noise and scan time. Without a ping sweep, a full port or vulnerability scan would waste resources scanning dead or unresponsive hosts.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Yes — watch for: "first". Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 25, 2026
This SSCP practice question is part of Courseiva's free ISC2 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 SSCP exam.
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