下面哪个命令刷新打印机队列()。

A.lsmod

B.dirmod

C.modules

D.modlist

A.cat/proc/ioports

B.cat/proc/interrupts

C.cat/proc/memoryinfo

D.which interrupts

A.~/mail/

B./var/mail/

C./var/mail/spool/

D./var/spool/mail/

A.md5

B.tar

C.crypt

D.md5sum

A.NFS

B.DNS

C.NIS

D.routing

A.mount-twindows/win/dev/hda1

B.mount-fs=msdos/dev/hda1/win

C.mount-swin/dev/hda1/win

D.mount–tvfat/dev/hda1/win

A.管道

B.分级文件系统

C.字符型处理器

D.shell

A.Turbo linux

B.AT&TBell Laboratry

C.University ofHelsinki

D.Linus Torvalds

A./etc/httpd

B./var/www/html

C./etc/home

D./home/httpd

A.parted可以在DOS下运行

B.parted不能移动分区

C.parted不能复制分区

D.parted对分区的任何改变会立即被写到硬盘中