单选题A system administrator needs to configure dump devices for the system. Which command would be used to estimate the size required for a dump device？（）A lsdevB chdevC sysdumpdevD sysdumpstart
题目
单选题
A system administrator needs to configure dump devices for the system. Which command would be used to estimate the size required for a dump device？（）
A
lsdev
B
chdev
C
sysdumpdev
D
sysdumpstart