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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
In which layer of OSI, do Routers work?
A
Layer 1
B
Layer 7
C
Layer 3
D
Layer 2
E
Layer 5
Question 2
Under which Junos configuration hierarchy is the root authentication password configured?
A
[edit system login root]
B
[edit interfaces root]
C
[edit security password]
D
[edit system root-authentication]
E
[edit authentication root]
Question 3
What is the main purpose of a routing instance in Junos OS? routing instance in JUNOS JNCIA questions
A
To monitor interface errors
B
To configure the root password
C
To configure system logging
D
To create separate logical routing environments
E
To store rollback configurations
Question 4
How many bits are in an IPv6 address?
A
64
B
32
C
48
D
128
E
96
Question 5
Which command restores a previously committed configuration into the candidate configuration?
A
revert
B
restore
C
load previous
D
rollback
E
recover
Question 6
How many octets are in an IPv4 address?
A
20
B
32
C
4
D
8
E
24
Question 7
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 save
C
save rescue configuration
D
request system configuration rescue
E
commit rescue
Question 8
Which command can be used to navigate to the interfaces configuration hierarchy in Junos OS?
A
interfaces
B
create interfaces
C
edit interfaces
D
check interfaces
E
cd interfaces
Question 9
Which command can be used to display the path that packets take toward a destination? JNCIA JUNOS what is traceroute
A
ping
B
run
C
check
D
do
E
traceroute
Question 10
Which pipe option displays only output lines that contain a specified string?
A
| search
B
| filter
C
| find
D
| include
E
| match
Question 11
How many layers are in the modern TCP/IP model?
A
4
B
5
C
6
D
8
E
7
Question 12
Which command can be used to display real-time system log messages in Junos OS?
A
trace messages
B
show messages live
C
monitor system messages
D
monitor start messages
E
show log realtime
Question 13
What is the broadcast address of the IPv4 prefix 172.100.100.0/28?
A
172.100.100.1
B
172.100.100.255
C
172.100.100.15
D
172.100.100.16
E
172.100.100.254
Question 14
Which command can be used to return to the top level of the Junos configuration hierarchy?
A
exit all
B
up all
C
home
D
root
E
top
Question 15
What is the binary equivalent of decimal 146?
A
10010010
B
10100010
C
10010011
D
10010110
E
11010010
Question 16
Which protocol is commonly used to synchronize the system time on a Junos device?
A
FTP
B
NTP
C
ICMP
D
SNMP
E
ARP
Question 17
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
Prefix lists
D
Routing instances
E
Firewall terms
Question 18
Which three are Layer 3 protocols? (Choose Three)
A
ARP
B
STP
C
ICMP
D
IP
E
OSPF
Question 19
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
1
B
2
C
5
D
24
E
48
Question 20
What is the primary purpose of a rescue configuration in Junos OS? Junos os rescue configuraiton ipcisco
A
To back up routing tables
B
To automatically recover the root password
C
To provide a known working configuration for recovery
D
To store interface statistics
E
To store Junos installation packages
Question 21
Which protocol is commonly used to monitor and manage network devices?
A
FTP
B
ARP
C
NTP
D
SNMP
E
DHCP
Question 22
Which type of route is manually configured by an administrator?
A
Static route
B
Direct route
C
Local route
D
Aggregate route
E
Dynamic route
Question 23
At which OSI layers do routers and traditional Layer 2 switches primarily operate?
A
Layer 2 / Layer 3
B
Layer 2 / Layer 4
C
Layer 3 / Layer 2
D
Layer 4 / Layer 3
E
Layer 3 / Layer 4
Question 24
What is the primary purpose of unicast Reverse Path Forwarding (RPF)? JNCIA questions what is unicast reverse path forwarding
A
To convert IPv4 addresses to IPv6
B
To assign route preferences
C
To encrypt packets between routers
D
To verify that the source of a packet is reachable through an appropriate path
E
To select the route with the longest prefix
Question 25
What does a Junos login class primarily define?
A
User permissions and access privileges
B
VLAN membership
C
Interface bandwidth
D
Firewall filter order
E
Routing protocol preference
Question 26
What is the primary purpose of system logging (syslog) on a Junos device? syslog in JUNOS jncia questions
A
To create user accounts
B
To record system events and messages
C
To calculate routes
D
To resolve MAC addresses
E
To assign IP addresses
Question 27
Which configuration hierarchy is used to configure a prefix list in Junos OS?
A
[edit interfaces]
B
[edit system]
C
[edit policy-options]
D
[edit firewall]
E
[edit routing-options]
Question 28
Which subnet mask corresponds to a /20 prefix length?
A
255.255.254.0
B
255.255.252.0
C
255.255.248.0
D
255.255.244.0
E
255.255.240.0
Question 29
Which command provides context-sensitive help in the Junos CLI?
A
help
B
show help
C
assist
D
help cli
E
?
Question 30
In the MAC address 00:1A:2B:3C:4D:5E, which portion identifies the vendor (OUI)?
A
3C:4D:5E
B
00:1A
C
00:1A:2B:3C
D
4D:5E
E
00:1A:2B
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There are 30 questions to complete.
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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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