[2024] 201-450.pdf – Questions Answers PDF Sample Questions Reliable [Q96-Q120]

QUESTION 96
What should be done to ensure a client machine uses the recursive nameserver running on the IP address
192.168.0.1? (Choose two.)

QUESTION 97
In capacity planning exercises, which tools assist in listing and identifying processes of interest? (Choose TWO correct answers.)

QUESTION 98
Which command can be used to scan a specified network looking for IP addresses that appear to be in use?

QUESTION 99
What effect does the -foption to the update-rc.dcommand have on files in the /etc/rcX.d/and / etc/init.d/directories?

QUESTION 100
After changing the default runlevel in the SysV-init configuration file, the system boots in a different than intended runlevel. Where else could this different runlevel be defined?

QUESTION 101
Which of the following best describes the format of the /etc/fstab file?

QUESTION 102
Which of the filter keywords below could be used in the following command:
tcpdump -i eth0 ____________ 203.0.113.8 (Choose three.)

QUESTION 103
Fill in the blank.
After installation of a self-compiled kernel, modules that need to be loaded cannot be found. What make target was likely missed while installing the kernel? (Specify ONLY the make target without any command or parameters.)

QUESTION 104
Which command reports information on memory usage, paging and block input/output?

QUESTION 105
CORRECT TEXT
Which command turns an existing ext2 filesystem non-destructively into an ext3 filesystem? (Specify ONLY the command without any path or parameters.)

QUESTION 106
If the file containing the Linux kernel is deleted, what happens when the system boots?

QUESTION 107
Why is the root file system mounted read-only during boot and remounted with write permission later on?

QUESTION 108
Which of the following commands shows capabilities and usable frequencies for the wireless interface wlan0?

QUESTION 109
Which option to the update-rc.d command will cause the removal of all symlinks to
/etc/rcX.d/*test2 even when the script /etc/init.d/test2 still exists?

QUESTION 110
What mechanism does collectd use to gather monitoring information on systems?

QUESTION 111
Which of the following is a side effect of extensive usage of swap space?

QUESTION 112
CORRECT TEXT
A database application requires a maximum shared memory segment (shmmax) of 2GB (2147483648 Bytes). Which configuration file should be modified to set this kernel parameter permanently? (Specify the full name of the file, including path.)

QUESTION 113
What command is used to make an exact copy, at a single point in time, of a logical volume for backup purposes?

QUESTION 114
Which of the following commands can be used to list IPv4 addresses and MAC addresses for IP devices that the system has seen on the local network?

QUESTION 115
Which of the following commands can be used to script interactions with various TCP or UDP services?

QUESTION 116
What does the -p3 option to the patch command do?

QUESTION 117
Fill in the blank.
The users of the local network complain that name resolution is not fast enough. Which command shows the time taken to resolve a DNS query? (Specify the command without path.)

QUESTION 118
Which of the following commands lists IPv4 addresses and MAC addresses of network nodes that the local system has seen on its directly connected IP networks?

QUESTION 119
Which commands below are useful to collect data about remote filesystem connections? (Choose two.)

QUESTION 120
The following is an excerpt from the output of tcpdump -nli eth1:

Which network service or protocol was used?