Refer to the Cisco IOS XR commands exhibit.
The router administrator is trying to activate a software package on the router but is not able to do
so. Which statement about this problem is true?
A.
The router needs to be in the global configuration mode.
B.
The router needs to be in the admin global configuration mode.
C.
The router needs to be in the admin EXEC mode.
D.
The install activate command is not the correct command to use.
E.
The administrator needs to log in as the “root” user instead of the “admin” user.
Explanation:
http://www.cisco.com/en/US/docs/ios_xr_sw/iosxr_r2.0/getting_started/installation/guide/gs_pack.pdf
install activate
To add software functionality to the active software set, use the install activate command in administration EXEC mode.
http://www.cisco.com/c/en/us/td/docs/routers/crs/software/crs_r4-2/system_management/command/reference/b_sysman_cr42crs/b_sysman_cr42crs_chapter_01111.html#wp1161226050
RP/0/RP0/CPU0:router# admin
RP/0/RP0/CPU0:router(admin)# install activate
C.
The router needs to be in the admin EXEC mode.