Answer:
The answer to this question is given below in the explanation section.
Explanation
Carly is part of a community of developers. In her free time, she works on code to improve this open-source operating system. The OS she's working on is most likely are:
- Linux
- OpenBSD
- FreeBSD
- NetBSD
- AROS
- Tock
- FreeDOS
- Dragonfly BSD
- Qubes OS
- Haiku
- Redox
- ReactOS
- Subgraph OS
- osv.io
- ToaruOS
- Mezzano
- House
- Minoca OS
- SOS
- PowerNex
- Interim OS
- KolibriOS
- MINIX
- HelenOS
- Sculpt
- Harvey
- illumos
- GeckOS/A65 V2.0
- Serenity
- GNU Hurd
- Plan 9
- AquilaOS
- Biscuit
- Xv6
These are the different opensource operating systems.
Answer: False
Explanation:
The given statement is false, as the configuration of the firewall, operational and administration procedure must be documented.
The configuration of multiple firewall are identical and the integrity and also performance of the configuration firewall files are check on the regularly bases.
It is basically used to avoid the security leaks and the documentation errors so it is necessary that it should be check regularly so that it can easily implement without any interrupt occurrence.
The SOA is the specific record type found in every zone and contains information that identifies the sever primarily responsible for the zone as well as some operational properties for the zone.
Explanation:
The Start of Authority Records (SOA) has the following information they are
Serial Number: This number is used to find when zonal information should be replicated.
Responsible person: The Email address of a person is responsible for managing the zone.
Refresh Interval: It specifies how often a secondary DNS server tries to renew its zone information.
Retry Interval: It specifies the amount of time a secondary server waits before retrying the zone information has failed.
Expires After: IT specifies the amount of time before a secondary server considers its zone data if it can't contact with the primary server.
Minimum TTL: It specifies the default TTL value for a zone data when a TTL is not supplied.
