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單項選擇題

LINUX支持網(wǎng)絡文件系統(tǒng)NFS,下列哪個命令實現(xiàn)了將位于192.168.1.4機器上的/opt/sirnfs目錄掛載到本機/mnt/sirnfs下:()

A.mount-tnfs192.168.1.4:/opt/sirnfs/mnt/sirnfs
B.mount-tnfs/mnt/sirnfs192.168.1.4:/opt/sirnfs
C.mountnfs–t192.168.1.4:/opt/sirnfs/mnt/sirnfs
D.mountnfs–t/mnt/sirnfs192.168.1.4:/opt/sirnfs

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