多項(xiàng)選擇題下面哪三個(gè)不能查看網(wǎng)卡子網(wǎng)掩碼的錯(cuò)誤命令是()?

A.ifconfigeth0
B.ipeth0
C.ifupeth0
D.ifdowneth0


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1.單項(xiàng)選擇題紅帽6系統(tǒng)中默認(rèn)的網(wǎng)卡代號(hào)是()

A.eth0
B.eth1
C./dev/sda1
D./dev/sr0

2.單項(xiàng)選擇題卸載的過(guò)程,可以通過(guò)()途徑完成

A.刪除文件系統(tǒng)
B.卸載文件系統(tǒng)
C.卸載掛載點(diǎn)
D.刪除掛載點(diǎn)


3.單項(xiàng)選擇題要想關(guān)閉掉eth0網(wǎng)卡需要的命令是()

A.ifconfig eth0
B.ifup eth0
C.ifdown eth0
D.ifconfig eth0 up

4.單項(xiàng)選擇題修改eth0網(wǎng)卡的IP地址為172.18.48.65和子網(wǎng)掩碼255.255.255.128的命令:()

A.ifconfigeth0172.18.48.65netmask255.255.255.128
B.ifconfig172.18.48.65netmask255.255.255.128
C.ipconfigeth0172.18.48.65netmask255.255.255.128
D.ifconfigup172.18.48.65netmask255.255.255.128

5.單項(xiàng)選擇題將分區(qū)/dev/sdb2設(shè)置為交換分區(qū)的命令:()

A.mkswap/dev/sdb2
B.mkswapon
C.mkswap/dev/
D.mkswap/dev/sdb