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2017 July Juniper Official New Released JN0-102 Q&As
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Junos, Associate (JNCIA-Junos)

QUESTION 221

You issue the ping interface t1-1/1/0 bypass-routing count 1000 rapid command. Which statement is correct?

 

A.

The count parameter creates a counter that you can view with the show firewall command.

B.

The count parameter allows the router to count the number of pings for logging purposes.

C.

The count parameter allows the router to pause for 1000 seconds before sending out a ping.

D.

The count parameter allows the router to send out 1000 pings and then stop.

 

Correct Answer: D

 

 

QUESTION 222

Random early detection (RED) is associated with which class of service component?

 

A.

classification

B.

policing

C.

queuing

D.

scheduling

 

Correct Answer: D

QUESTION 223

— Exhibit —

 

user@router> show route

 

inet.0: 9 destinations, 9 routes (9 active, 0 holddown, 0 hidden)

 

+ = Active Route, – = Last Active, * = Both

 

10.10.10.91/32 *[Direct/0] 00:09:40

 

>via lo0.0

 

10.10.10.92/32 *[OSPF/10] 00:01:50, metric 1

 

>to 172.16.1.2 via ge-0/0/2.0

 

100.100.1.0/24 *[Static/5] 00:01:50

 

Reject

 

172.16.1.0/24 *[Direct/0] 00:06:09

 

>via ge-0/0/2.0

 

172.16.1.1/32 *[Local/0] 00:06:09

 

Local via ge-0/0/2.0

 

192.168.0.0/16 *[Aggregate/130] 00:00:06

 

Reject

 

192.168.0.0/17 *[Aggregate/130] 00:00:06

 

>to 172.16.1.2 via ge-0/0/2.0

 

192.168.50.0/24 *[Static/5] 00:00:06

 

>to 172.16.1.2 via ge-0/0/2.0

 

192.168.51.0/24 *[Static/5] 00:00:06

 

>to 172.16.1.2 via ge-0/0/2.0

 

user@router> show configuration policy-options

 

policy-statement demo {

 

term 1 {

 

from {

 

route-filter 192.168.0.0/16 longer accept;

 

}

then reject;

 

}

 

}

 

user@router> show configuration protocols ospf

 

export demo;

 

area 0.0.0.0 {

 

interface ge-0/0/2.0;

 

}

 

— Exhibit —

 

Given the configuration and routing table shown in the exhibit, which routes will be advertised to OSPF neighbors because of the demo policy?

 

A.

192.168.0.0/16 only

B.

192.168.0.0/17 only

C.

192.168.50.0/24 and 192.168.51.0/24

D.

192.168.0.0/17, 192.168.50.0/24, and 192.168.51.0/24

 

Correct Answer: D

 

 

QUESTION 224

Which two statements are true about terms in a routing policy? (Choose two.)

 

A.

A routing policy cannot have more than one term.

B.

If a term does not contain a from statement, all routes match.

C.

If a term does not contain a from statement, the Junos OS will not commit.

D.

A then statement is not mandatory in a term.

 

Correct Answer: BD

 

 

QUESTION 225

You need to control SSH, HTTP, and Telnet access to an MX240 router through any interface. You have decided to use a firewall filter. How should you apply the firewall filter?

 

A.

as an outbound filter on interface fxp0

B.

as an outbound filter on interface lo0

C.

as an inbound filter on interface fxp0

D.

as an inbound filter on interface lo0

 

Correct Answer: D

 

 

 

 

QUESTION 226

You have been asked to configure your MX240 with a default route toward your upstream ISP at IP address 192.168.100.1. Which command successfully completes this task?

 

A.

user@router# set routing-options static route 0.0.0.0/0 next-hop 192.168.100.1

B.

user@router# set routing-options default route 0.0.0.0/0 next-hop 192.168.100.1

C.

user@router# set forwarding-options static route 0.0.0.0/0 next-hop 192.168.100.1

D.

user@router# set protocols default route 0.0.0.0/0 next-hop 192.168.100.1

 

Correct Answer: A

 

 

QUESTION 227

What represents the decimal equivalence of 01101110?

 

A.

90

B.

96

C.

110

D.

118

 

Correct Answer: C

 

 

QUESTION 228

You must segment your internal /24 network into a minimum of 12 subnets, each containing a minimum of 12 hosts. Which network mask do you use?

 

A.

/26

B.

/27

C.

/28

D.

/29

 

Correct Answer: C

 

 

QUESTION 229

Which three protocols use UDP as a transport protocol by default? (Choose three.)

 

A.

HTTP

B.

TFTP

C.

DNS

D.

SNMP

E.

SMTP

 

Correct Answer: BCD

 

 

QUESTION 230

Which command do you use to display the messages seen during the last system boot?

 

A.

show system boot-messages

B.

show chassis messages

C.

show file system boot-messages

D.

show boot-log messages

 

Correct Answer: A

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