Which statement about Software Maintenance Upgrade is true?

A.
CRS-1 SMU can be applied to a different platform, and vice versa.

B.
SMU is an executable code for running a process or libraries that are shared between the
different processes.

C.
SMUs for each release are individually downloadable from Cisco.com and come in the form of
a tar ball.

D.
SMUs provide software fixes for critical network down and qualification blocking issues.
Therefore, every software defect has a corresponding SMU.

E.
SMUs are release-specific. If an issue affects multiple platforms or releases, an SMU is built
separately for each release and each platform.

Explanation:
1.4. SP high end product
SMUs for each release are individually downloadable from Cisco.com, whereas the bootable files
and optional PIEs come in the form of a tarball.
SMUs are release specific. If an issue affects multiple platforms or releases, an SMU will be
separately built for each release and each platform depending on the mission-critical need.
A CRS-1 SMU cannot be applied to a different platform, and vice versa.
SMUs provide software fixes for critical network-down and qualification-blocking issues. Therefore,
every software defect will not have a corresponding SMU.