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