单选题How can the system administrator determine if a system is running in 32-bit or 64-bit mode？（）AUse ’prtconf -c’ to see if the system is 64-bit enabledBCheck the /etc/inittab to see if /etc/method/cfg64 is enabledCUse the ls -al to see if /unix is linked to /usr/lib/boot/unix_64DUse the lslpp command to see if the bos.mp64 fileset is installed
单选题
How can the system administrator determine if a system is running in 32-bit or 64-bit mode？（）
A
Use ’prtconf -c’ to see if the system is 64-bit enabled
B
Check the /etc/inittab to see if /etc/method/cfg64 is enabled
C
Use the ls -al to see if /unix is linked to /usr/lib/boot/unix_64
D
Use the lslpp command to see if the bos.mp64 fileset is installed
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