John works as a Network Administrator for Perfect Solutions Inc. The company has a Linux-based
network. John is working as a root user on the Linux operating system. He wants to change the group
membership of the file foo to group bar.
Which of the following commands will he use to accomplish the task?
A. chgrp bar foo
B. chgroup foo bar
C. chgrp foo bar
D. chgroup bar foo
Which of the following files lists the file systems to be mounted automatically at startup?
A. /etc/mtab
B. /dev/fstab
C. /etc/fstab
D. /dev/mtab
Which of the following commands is used to mount file systems?
A. detach
B. mount
C. umount
D. attach
John works as a Network Administrator for Perfect Solutions Inc. The company has a Linux-based network. John is working as a root user on the Linux operating system. He wants to check the errors of an ext2 filesystem. Which of the following commands can John use to accomplish the task? Each correct answer represents a complete solution. Choose all that apply.
A. e2fsck
B. fsck
C. fsck -N
D. fsck.ext2
You work as a Network Administrator for Perfect Solutions Inc. The company has a Linux-based network. You have received an error on your Linux server stating that the superblock is damaged. Which of the following commands will you use to resolve the issue?
A. mount
B. e2fsck
C. fsck
D. mkfs
You work as a Network Administrator for Mac World Inc. The company has a Linux-based network. Your Linux computer turns off because of power outage. The UPS was unable to provide backup power. Which of the following utilities will run automatically during the next boot to scan the hard disk for the possibility of file system damage?
A. mkfs
B. mount
C. scanfs
D. fsck
Which of the following files is used to view the current status of RAID devices in Linux?
A. /proc/mdstat
B. /proc/stat
C. /proc/meminfo
D. /proc/mounts
Which of the following network protocols are used by the dhclient command to configure the IP addresses of computers on the network?
A. Thedhclient command does not use any protocol. It statically assigns the address to the network computers.
B. RARP and DHCP
C. BOOTP and DHCP
D. BOOTP and RARP
You work as a system administrator for Tech Perfect Inc. The company has a Linux-based network. You are a root user on the Linux operating system. A user, Jetson, wants to view the speed and the duplex for his Ethernet card. His ethernet card is activated on interface eth0. Which of the following commands can you use to accomplish this task?
A. ifup eth0
B. ifconfig eth0
C. ip link show eth0
D. sudo ethtool eth0
Which of the following files are used to activate disk quotas on a file system? Each correct answer represents a complete solution. Choose all that apply.
A. quotA.group
B. quotA.user
C. quotaon
D. .quotaon
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