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PCCET · Question #172

PCCET Question #172: Real Exam Question with Answer & Explanation

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Submitted by wei.xz· Apr 18, 2026Cybersecurity Foundations

Question

What is the port for SMTP?

Options

  • A25
  • B80
  • C21
  • D8080

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Topics

#SMTP#Port numbers#Networking protocols#Standard ports
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