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Rank challenge

Learner quiz

Rank D · System Owner. 8 questions, pass at 70%.

  1. 1.Which OSI (Open Systems Interconnection) layer handles IP (Internet Protocol) addressing and routing?

  2. 2.Which DNS (Domain Name System) record type is used for email server discovery?

  3. 3.A /24 subnet contains how many host IPs (usable)?

  4. 4.DHCP (Dynamic Host Configuration Protocol) delivers all of the following EXCEPT:

  5. 5.What does the 'I' in CIA (Confidentiality, Integrity, Availability) triad stand for?

  6. 6.TCP (Transmission Control Protocol) vs UDP (User Datagram Protocol) — which is correct?

  7. 7.TTL (Time To Live) in DNS controls:

  8. 8.Least privilege means:

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