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JNCIA JUNOS Quiz 2

JNCIA-JUNOS JN0-106 Practice Questions 2

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