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

QUESTION 201

Which statement is true about the forwarding table?

 

A.

The forwarding table is stored in the control plane only.

B.

The forwarding table is stored in the control plane and in the forwarding plane.

C.

The forwarding table contains both active and inactive routes.

D.

The forwarding table can contain only a single next hop per destination.

 

Correct Answer: B

QUESTION 202

What represents the binary equivalence of 148?

 

A.

10010110

B.

11010010

C.

10011100

D.

10010100

 

Correct Answer: D

 

 

QUESTION 203

— Exhibit —

 

user@router> show route

&nbs
p;

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 {

 

protocol static;

 

route-filter 192.168.0.0/16 orlonger accept;

 

}

 

then accept;

 

}

 

}

 

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.

192.168.50.0/24 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: C

 

 

QUESTION 204

Which two statements are correct regarding default protocol preference values? (Choose two.)

 

A.

RIP is preferred over OSPF external routes.

B.

Direct, local, and static routes have the same preference value.

C.

OSPF’s preference value is lower than BGP.

D.

OSPF has a single preference value for both internal and external routes.

 

Correct Answer: AC

 

 

 

QUESTION 205

— Exhibit —

 

[editsnmp]

 

user@router# show

 

communityCommunityA {

 

authorization read-only;

 

clients {

 

192.168.1.0/28;

 

}

 

}

 

trap-groupgroupA {

 

categories {

 

link;

 

}

 

targets {

 

192.168.100.1;

 

192.168.200.1;

 

}

 

}

 

— Exhibit —

 

Referring to the exhibit, what is the purpose of the targets section of the configuration?

 

A.

It defines which devices will be sending traps.

B.

It specifies where to send traps.

C.

It defines the IP addresses of management systems that can access the device.

D.

It specifies which devices can be polled for SNMP data.

 

Correct Answer: B

 

 

QUESTION 206

— Exhibit —

 

user@router> show configuration firewall

 

familyinet {

filter demo {

 

term example {

 

from {

 

source-address {

 

100.100.100.0/24;

 

}

 

destination-address {

 

200.200.200.0/24;

 

}

 

}

 

then {

 

reject;

 

}

 

}

 

term testing {

 

from {

 

source-address {

 

10.10.10.0/28;

 

}

 

destination-address {

 

200.200.200.0/24;

 

}

 

}

 

then sample;

 

}

 

term results {

 

from {

 

address {

 

200.200.200.0/24;

 

}

 

}

 

then accept;

 

}

 

term final {

 

thenpolicer LAPD;

 

}

 

}

 

}

 

— Exhibit —

 

Given the configuration shown in the exhibit, what will happen to traffic from source 10.10.10.25 destined to 200.200.200.1?

 

A.

The traffic will be rejected.

B.

The traffic will be dropped.

C.

The traffic will be forwarded.

D.

The traffic will be policed.

 

Correct Answer: C

 

 

QUESTION 207

Which two commands allow you to return to a previous version of software on the device? (Choose two.)

 

A.

request system software add

B.

request system software downgrade

C.

request system software replace

D.

request system software rollback

 

Correct Answer: AD

 

 

QUESTION 208

A network administrator wants to verify the active alarms on interface so-0/0/0.0. Which command displays this information?

 

A.

show interfaces alarms

B.

show interfaces terse

C.

show alarms extensive

D.

show interfaces extensive

 

Correct Answer: D

 

 

QUESTION 209

By default, what are three valid routing tables? (Choose three.)

 

A.

inet.0

B.

inet4.0

C.

inet.6

D.

inet6.0

E.

inet.3

 

Correct Answer: ADE

 

 

QUESTION 210

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

 

A.

Telnet

B.

ICMP

C.

DHCP

D.

RIP

 

Correct Answer: CD

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