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Exam 300-720 topic 1 question 137 discussion

Actual exam question from Cisco's 300-720
Question #: 137
Topic #: 1
[All 300-720 Questions]

The CEO sent an email indicating that all emails containing a string of 123ABCDEFGHJ cannot be delivered and must be sent into quarantine for further inspection. Given the requirement, which regular expression should be used to match on that criteria?

  • A. \d{3}[A–Z]{9}
  • B. {3}\d{9}[A–Z]
  • C. \w{3}[A–Z]{9}
  • D. \\D{3}[A–Z]{9}
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Suggested Answer: A 🗳️
by GVKD at June 25, 2023, 9:19 p.m.

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GVKD
11 months ago
Selected Answer: A
A is Correct. Example: \d{2}-[a-z]{3}-\d{2} https://www.cisco.com/c/en/us/td/docs/security/security_management/cs-mars/4-3/user/guide/local_controller/appreexp.html
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