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NEW QUESTION 75
The following command has just been run successfully:
Cd /opt; tar xvf /dev/nst0;
What will happen if the command sequence is run again?
- A. The contents of /optwill have additional content added from the next file on the tape
- B. The contents of /opt will be restored again
- C. The entire contents of /opt will be replaced with the contents of the next file on the tape
- D. An error saying that there is no tape present is generated because the tape has been ejected after being used
Answer: A
NEW QUESTION 76
CORRECT TEXT
Which program lists information about files and network connections opened by processes? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
lsof, /usr/bin/lsof
NEW QUESTION 77
Which commands are used to load modules into the Linux kernel? (Choose TWO correct answers.)
- A. insmod
- B. kernload
- C. modprobe
- D. loadmod
- E. probemod
Answer: A,C
NEW QUESTION 78
How can the label root be added to the ext2 filesystem on /dev/sda1?
- A. relabel /dev/sda1 root
- B. echo 'root' > /proc/fs/sda1/label
- C. labelfs --device /dev/sda1 root
- D. tune2fs -L root /dev/sda1
Answer: D
NEW QUESTION 79
Which of the following is a CD-ROM filesystem standard?
- A. ROM-EO
- B. ISO 8859
- C. SR0FS
- D. OSI 9660
- E. ISO 9660
Answer: E
NEW QUESTION 80
CORRECT TEXT
What is the device name for the first SCSI tape drive on a system when used without automatic rewinding after each write operation? (Please specify the full path to the device.)
Answer:
Explanation:
/dev/nst0
NEW QUESTION 81
Which of the following commands adds a static IPv6 address to the network interface eth0?
- A. ip addr add 2001:db8::1337/64 dev eth0
- B. ip -6 add addr 2001:db8::1337/64 dev eth0
- C. ip -6 addr add new 2001:db8::1337/64 dev eth0
- D. ip addr add -6 2001:db8::1337/64 dev eth0
- E. ip add addr 2001:db8::1337/64 dev eth0
Answer: C
Explanation:
Explanation/Reference:
NEW QUESTION 82
Which of the following commands is used to set up a RAID volume?
- A. makerd
- B. makeraid
- C. mdadm
- D. rdconfig
- E. mkfs.raid
Answer: C
NEW QUESTION 83
Which of the following commands adds a static IPv6 address to the network interface eth0?
- A. ip addr add 2001:db8::1337/64 dev eth0
- B. ip -6 add addr 2001:db8::1337/64 dev eth0
- C. ip -6 addr add new 2001:db8::1337/64 dev eth0
- D. ip addr add -6 2001:db8::1337/64 dev eth0
- E. ip add addr 2001:db8::1337/64 dev eth0
Answer: C
NEW QUESTION 84
CORRECT TEXT
Which file contains the message that is displayed above the login prompt of the system console? (Specify the full name of the file, including path.)
Answer:
Explanation:
/etc/issue
NEW QUESTION 85
Which commands below are useful to collect data about remote filesystem connections?
(Choose TWO correct answers.)
- A. cifsiostat
- B. sadf
- C. nfsiostat
- D. pidstat
Answer: A,C
NEW QUESTION 86
Where is the LILO boot loader code typically installed on a system with only a single Linux installation and no other operating systems?
- A. At the start of the kernel.
- B. In the boot sector.
- C. In the master boot record.
- D. In the /boot directory.
Answer: C
NEW QUESTION 87
What component of a system does smartdmonitor?
- A. CPU
- B. RAM
- C. Ethernet traffic
- D. Hard drives
Answer: D
NEW QUESTION 88
Which single command will simulate a failed device within a RAID 5 array?
- A. mdadm --force-fault /dev/md2 /dev/sde2
- B. mdadm --zero-superblock /dev/sdf3
- C. mdadm --remove /dev/md0 /dev/sdd1
- D. mdadm /dev/md0 --offline /dev/sdc1
- E. mdadm --fail /dev/md0 /dev/sdc1
Answer: E
NEW QUESTION 89
On a Linux node with multiple active network interfaces, each having a default route to the Internet, which default route is preferred?
- A. The default route with the lowest TTL value
- B. The default route with the highest TTL value
- C. The default route with the lowest metric value
- D. The default route with the highest metric value
- E. The default route with the highest MTU value
Answer: C
NEW QUESTION 90
What does a 0 in the last field (fsck order) of /etc/fstab indicate about the filesystem?
- A. The filesystem check counter is ignored.
- B. The filesystem does not require an fsck check when being mounted.
- C. The filesystem has been disabled from being checked and mounted on the system.
- D. The filesystem should be checked before filesystems with higher values.
- E. The filesystem should be checked after filesystems with higher values.
Answer: B
NEW QUESTION 91
Fill in the blank.
Which program lists information about files and network connections opened by processes? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
lsof
NEW QUESTION 92
Which of the following init systems comes along with an own UEFI boot loader?
- A. SysVinit
- B. systemd
- C. launchd
- D. OpenRC
- E. Upstart
Answer: B
NEW QUESTION 93
A network client has an Ethernet interface (eth0) configured with an IP address in the subnet
192.168.0.0/24. This subnet has a router, with the IP address 192.168.0.1, that connects this subnet to the Internet. Which of the following commands can be used on the client to enable it to use the router as its default gateway? (Choose two.)
- A. route add defaultgw=192.168.0.1 if=eth0
- B. ip route add default via 192.168.0.1
- C. ifconfig eth0 defaultroute 192.168.0.1
- D. echo defaultroute 192.168.0.1 >>/etc/resolv.conf
- E. route add default gw 192.168.0.1 eth0
Answer: B,E
NEW QUESTION 94
CORRECT TEXT
Which directory contains system-specific systemd unit files? (Specify the full path to the directory.)
Answer:
Explanation:
/lib/systemd/system
NEW QUESTION 95
What should be done to ensure a client machine uses the recursive nameserver running on the IP address 192.168.0.1? (Choose TWO correct answers.)
- A. Ensure that the dns service is listed in the hosts entry in the /etc/nsswitch.conf file.
- B. Run route add nameserver 192.168.0.1.
- C. Run bind add nameserver 192.168.0.1.
- D. Run ifconfig eth0 nameserver 192.168.0.1.
- E. Add nameserver 192.168.0.1 to /etc/resolv.conf.
Answer: A,E
NEW QUESTION 96
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