200-201 Security Concepts Practice Question

A security team is analyzing a malware infection. Which two characteristics are typical of a worm? (Choose two.)

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

✓

Exploits vulnerabilities to spread without user interaction

Worms are self-replicating and spread across networks without human intervention. They do not require a host file and often exploit vulnerabilities.

Answer analysis

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

✓
Exploits vulnerabilities to spread without user interaction
Why this is correct
Worms often exploit network vulnerabilities.
✗
Requires a host file to propagate
Why it's wrong here
That describes a virus.
✗
Disguises itself as a legitimate program
Why it's wrong here
That describes a trojan.
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Attaches to an email to spread
Why it's wrong here
Worms can use email but not a defining characteristic.
✓
Self-replicates across networks
Why this is correct
Worms can spread automatically.

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