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LPI 102-500 Practice Test - Questions Answers, Page 14

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The ________ command is used to add a group to the system.
What is the top-level directory which contains the configuration files for CUPS? (Specify the full path to the directory.)
Which option in the chrony configuration file changes the initial interval of polls to a NTP server in order to speed up the initial synchronization?
Which of the following commands lists all queued print jobs?
Which of the following is a legacy program provided by CUPS for sending files to the printer queues on the command line?
Which of the following parameters are used for journalctl to limit the time frame of the output? (Choose TWO correct answers.)
What the echo $$ command?
Which configuration file would be edited to change the default options for outbound SSH sessions?
Given the following routing table: How would an outgoing packet to the destination 192.168.2.150 be handled?
Which of the following keywords can be used in the file /etc/nsswitch.conf to specify a source for host name lookups? (Choose TWO correct answers.)

Question 131

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What is true regarding TCP port 23?

A.
Port 23 is the well known port for the telnet service which is a plain text protocol that should no longer be used.
A.
Port 23 is the well known port for the telnet service which is a plain text protocol that should no longer be used.
Answers
B.
Port 23 is the well known port for the SSH service which provides secure logins.
B.
Port 23 is the well known port for the SSH service which provides secure logins.
Answers
C.
Port 23 is the well known port for the rlogin service which is SSL secured by default.
C.
Port 23 is the well known port for the rlogin service which is SSL secured by default.
Answers
D.
Port 23 is the well known port for the system login services which are encrypted when the user runs the starttls command in his login shell.
D.
Port 23 is the well known port for the system login services which are encrypted when the user runs the starttls command in his login shell.
Answers
Suggested answer: A

Question 132

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How many IP-addresses can be used for unique hosts inside the IPv4 subnet 192.168.2.128/28?

(Specify the number only without any additional information.)

A.
14
A.
14
Answers
Suggested answer: A

Question 133

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What is the lowest numbered unprivileged TCP port? (Specify the number in digits only.)

A.
1024
A.
1024
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Suggested answer: A

Question 134

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Which of the following statements is valid in the file /etc/nsswitch.conf?

A.
multi on
A.
multi on
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B.
192.168.168.4 dns-server
B.
192.168.168.4 dns-server
Answers
C.
hosts: files dns
C.
hosts: files dns
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D.
include /etc/nsswitch.d/
D.
include /etc/nsswitch.d/
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Suggested answer: C

Question 135

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Which command, depending on its options, can display the open network connections, the routing tables, as well as network interface statistics. (Specify ONLY the command without any path or parameters.)

A.
netstat,/bin/netstat, ss,/usr/bin/ss
A.
netstat,/bin/netstat, ss,/usr/bin/ss
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Suggested answer: A

Question 136

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Which port is the default server port for the HTTPS protocol? (Specify the port number using digits.)

A.
443
A.
443
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Suggested answer: A

Question 137

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Which of the following IPv4 networks are reserved by IANA for private address assignment and private routing? (Choose THREE correct answers.)

A.
127.0.0.0/8
A.
127.0.0.0/8
Answers
B.
10.0.0.0/8
B.
10.0.0.0/8
Answers
C.
169.255.0.0/16
C.
169.255.0.0/16
Answers
D.
172.16.0.0/12
D.
172.16.0.0/12
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E.
192.168.0.0/16
E.
192.168.0.0/16
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Suggested answer: B, D, E

Question 138

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Which of the following tools used for DNS debugging, reports not only the response from the name server but also details about the query?

A.
dnsq
A.
dnsq
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B.
dig
B.
dig
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C.
hostname
C.
hostname
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D.
dnslookup
D.
dnslookup
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E.
zoneinfo
E.
zoneinfo
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Suggested answer: B

Question 139

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What of the following can be done by the command ifconfig? (Choose TWO correct answers.)

A.
Set a network interface active or inactive.
A.
Set a network interface active or inactive.
Answers
B.
Specify the kernel module to be used with a network interface.
B.
Specify the kernel module to be used with a network interface.
Answers
C.
Allow regular users to change the network configuration of a network interface.
C.
Allow regular users to change the network configuration of a network interface.
Answers
D.
Change the netmask used on a network interface.
D.
Change the netmask used on a network interface.
Answers
E.
Specify which network services are available on a network interface.
E.
Specify which network services are available on a network interface.
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Suggested answer: A, D

Question 140

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Which of the following programs can be used to determine the routing path to a given destination?

A.
dig
A.
dig
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B.
netstat
B.
netstat
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C.
ping
C.
ping
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D.
route
D.
route
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E.
traceroute
E.
traceroute
Answers
Suggested answer: E
Total 194 questions
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