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JNCIA JUNOS Quiz 2

JNCIA-JUNOS JN0-106 Practice Questions 2

  CONGRATULATIONS! YOU HAVE COMPLETED JNCIA-JUNOS JN0-106 Practice Questions 2. YOU HAVE %%SCORE%% TRUE ANSWERS OUT OF %%TOTAL%% QUESTIONS. YOUR SCORE IS %%PERCENTAGE%%. %%RATING%%
 
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Question 1
Which subnet mask corresponds to a /20 prefix length?
A
255.255.244.0
B
255.255.252.0
C
255.255.240.0
D
255.255.254.0
E
255.255.248.0
Question 2
Under which Junos configuration hierarchy is the root authentication password configured?
A
[edit authentication root]
B
[edit interfaces root]
C
[edit system login root]
D
[edit system root-authentication]
E
[edit security password]
Question 3
Which command can be used to display the path that packets take toward a destination? JNCIA JUNOS what is traceroute
A
check
B
traceroute
C
run
D
ping
E
do
Question 4
Which protocol is commonly used to monitor and manage network devices?
A
ARP
B
SNMP
C
NTP
D
FTP
E
DHCP
Question 5
Which command provides context-sensitive help in the Junos CLI?
A
?
B
help cli
C
assist
D
help
E
show help
Question 6
Which configuration hierarchy is used to configure a prefix list in Junos OS?
A
[edit firewall]
B
[edit interfaces]
C
[edit routing-options]
D
[edit system]
E
[edit policy-options]
Question 7
At which OSI layers do routers and traditional Layer 2 switches primarily operate?
A
Layer 3 / Layer 2
B
Layer 2 / Layer 3
C
Layer 3 / Layer 4
D
Layer 2 / Layer 4
E
Layer 4 / Layer 3
Question 8
What is the primary purpose of system logging (syslog) on a Junos device? syslog in JUNOS jncia questions
A
To resolve MAC addresses
B
To record system events and messages
C
To assign IP addresses
D
To calculate routes
E
To create user accounts
Question 9
What is the broadcast address of the IPv4 prefix 172.100.100.0/28?
A
172.100.100.16
B
172.100.100.1
C
172.100.100.254
D
172.100.100.255
E
172.100.100.15
Question 10
What is the primary purpose of a rescue configuration in Junos OS? Junos os rescue configuraiton ipcisco
A
To store interface statistics
B
To back up routing tables
C
To store Junos installation packages
D
To automatically recover the root password
E
To provide a known working configuration for recovery
Question 11
What does a Junos login class primarily define?
A
User permissions and access privileges
B
Routing protocol preference
C
VLAN membership
D
Firewall filter order
E
Interface bandwidth
Question 12
Which command restores a previously committed configuration into the candidate configuration?
A
recover
B
load previous
C
rollback
D
restore
E
revert
Question 13
How many octets are in an IPv4 address?
A
20
B
8
C
4
D
32
E
24
Question 14
How many bits are in an IPv6 address?
A
48
B
128
C
32
D
96
E
64
Question 15
In which layer of OSI, do Routers work?
A
Layer 1
B
Layer 7
C
Layer 2
D
Layer 3
E
Layer 5
Question 16
What is the primary purpose of unicast Reverse Path Forwarding (RPF)? JNCIA questions what is unicast reverse path forwarding
A
To assign route preferences
B
To convert IPv4 addresses to IPv6
C
To encrypt packets between routers
D
To select the route with the longest prefix
E
To verify that the source of a packet is reachable through an appropriate path
Question 17
Which pipe option displays only output lines that contain a specified string?
A
| filter
B
| include
C
| find
D
| match
E
| search
Question 18
Which Junos feature allows common configuration statements to be reused in multiple parts of the configuration? Juniper jncia junos Configuration groups
A
Configuration groups
B
Login classes
C
Routing instances
D
Prefix lists
E
Firewall terms
Question 19
In the MAC address 00:1A:2B:3C:4D:5E, which portion identifies the vendor (OUI)?
A
00:1A:2B:3C
B
00:1A:2B
C
3C:4D:5E
D
00:1A
E
4D:5E
Question 20
Which three are Layer 3 protocols? (Choose Three)
A
ICMP
B
IP
C
OSPF
D
ARP
E
STP
Question 21
By default, how many collision domains are there on a 48-port Layer 2 switch if all 48 ports are in use? jncia junos collision domain ipcisco
A
5
B
2
C
24
D
48
E
1
Question 22
Which protocol is commonly used to synchronize the system time on a Junos device?
A
NTP
B
FTP
C
ARP
D
ICMP
E
SNMP
Question 23
What is the binary equivalent of decimal 146?
A
10100010
B
10010110
C
10010011
D
11010010
E
10010010
Question 24
Which command is used to save the current committed configuration as the rescue configuration in Junos OS?
A
set system rescue
B
request system configuration rescue
C
save rescue configuration
D
commit rescue
E
request system configuration rescue save
Question 25
Which command can be used to return to the top level of the Junos configuration hierarchy?
A
home
B
exit all
C
up all
D
top
E
root
Question 26
Which type of route is manually configured by an administrator?
A
Dynamic route
B
Aggregate route
C
Local route
D
Direct route
E
Static route
Question 27
How many layers are in the modern TCP/IP model?
A
6
B
8
C
4
D
5
E
7
Question 28
Which command can be used to navigate to the interfaces configuration hierarchy in Junos OS?
A
create interfaces
B
cd interfaces
C
check interfaces
D
edit interfaces
E
interfaces
Question 29
What is the main purpose of a routing instance in Junos OS? routing instance in JUNOS JNCIA questions
A
To configure the root password
B
To configure system logging
C
To monitor interface errors
D
To store rollback configurations
E
To create separate logical routing environments
Question 30
Which command can be used to display real-time system log messages in Junos OS?
A
monitor start messages
B
show log realtime
C
trace messages
D
show messages live
E
monitor system messages
Once you are finished, click the button below. Any items you have not completed will be marked incorrect. Get Results
There are 30 questions to complete.
gokhan-kosem-instructor-ipcisco

Gokhan Kosem is a Network Engineer, Instructor and the Founder of IPCisco.com with 15+ years of experience in Cisco, Nokia, Huawei, Juniper, Linux, Service Provider Networks, Routing and Switching technologies.

He has worked on the backbone networks of major service providers and network vendors including Nortel, Alcatel-Lucent (Nokia) and has extensive hands-on experience with Cisco, Huawei, Juniper and Nokia networking technologies.

He has trained thousands of networking students worldwide through IPCisco.com, Udemy, books, labs, quizzes, and educational content across multiple social media platforms.

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