Which statement is true regarding the Junos OS?
A.
The Junos kernel is based on the Solaris operating system.
B.
The Junos kernel is based on the GNU Zebra operating system.
C.
The Junos kernel is completely original and not based on any other operating system.
D.
The Junos kernel is based on the FreeBSD UNIX operating system.
Explanation:
All platforms running the Junos OS use
the same software source code base
within their platform-specific images.
This design ensures that core features
work in a consistent manner across all
platforms running the Junos OS.
Junos OS functionality is compartmentalized into multiple software processes.
Each process handles a portion of the device’s functionality. Each process runs
in its own protected memory space, ensuring that one process cannot directly
interfere with another. When a single process fails, the entire system does not
necessarily fail. This modularity also ensures that new features can be added
with less likelihood of breaking current functionality.
The Junos OS is the trusted, secure network operating system powering the
high-performance network infrastructure offered by Juniper Networks. The Junos
kernel is based on the FreeBSD UNIX operating system, which is an open-source
software system.
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JNCIA-Junos Study Guide—Part 1
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