Which two commands will provide you with this information?

To help with your troubleshooting, you need to determine the version of the OBP. Which two
commands will provide you with this information?

A.
printenv

B.
banner

C.
.version

D.
set-env

E.
show-devs

F.
value version

Explanation:
B: banner
Displays power-on banner.
The PROM displays the system banner. The following example shows a
SPARCstation 2 banner. The banner for your SPARC system may be different.
SPARCstation 2, Type 4 Keyboard
ROM Rev. 2.0, 16MB memory installed, Serial # 289
Ethernet address 8:0:20:d:e2:7b, Host ID: 55000121
C: .version
Displays version and date of the boot PROM.
Note: OBP-OpenBootProm is a firmware which is placed on the sun
machine’s prom chip.
It is a os independent user interface to deal with the sun machine’s hardware components.
The user interface provides one or more commands to display system information.
Reference: OpenBoot 4.x Command Reference Manual