JN0-102 Exam Questions
415 real JN0-102 exam questions with expert-verified answers and explanations. Page 2 of 9.
- Question #51Configuration Basics
Which three statements are true regarding the candidate configuration? (Choose three.)
candidate configurationactive configurationconfiguration managementprivate configuration - Question #52Configuration Basics
Referring to the exhibit, what are two differences between the active and candidate configurations? (Choose two.) user@router# show | compare [edit protocols ospf area 0.0.0.0] - i...
configuration comparisonshow comparecandidate configurationOSPF configuration - Question #53Configuration Basics
Which mode is used to allow only a single person to edit a configuration?
configuration modesexclusive configuration - Question #54User Interface Options
Which information would you find using the CLI help function? (Choose two.)
CLI helpsystem logstip of the day - Question #55Configuration Basics
Which two statements are true of login classes? (Choose two.)
login classesuser managementauthorizationpermissions - Question #56Configuration Basics
Which two statements are true regarding rescue configurations? (Choose two.)
rescue configurationsystem recoveryrollbackroot password - Question #57Operational Monitoring and Maintenance
Which statement is correct about the information shown in the exhibit? Amnesiac (ttyu0) login:
Amnesiac promptfactory-default configurationsystem state - Question #58Operational Monitoring and Maintenance
Which two statements are true regarding the use of NTP clock synchronization? (Choose two.)
NTPtime synchronizationtroubleshootinglog messages - Question #59Junos OS Fundamentals
You are asked to change the cable on interface ge-2/1/3. Which statement is correct?
interface namingFPCPICportphysical interface - Question #60Junos OS Fundamentals
You are asked to change the cable on interface fe-4/2/3. Which statement is correct?
interface namingFPCPICportphysical interface - Question #61Junos OS Fundamentals
You are asked to change the cable on interface ge-0/2/1. Which statement is correct?
interface namingphysical interfacesFPC/PIC/Port - Question #62Configuration Basics
Referring to the exhibit, which two actions would you take to only apply the 10.10.12.1/24 address to the ge-0/0/1.0 interface? user@router> show configuration groups { ge-int { in...
configuration groupswildcardsinterface configurationJunos CLI - Question #63Junos OS Fundamentals
Which interface type connects the control and forwarding planes on an MX Series device?
interface typescontrol planeforwarding planeMX Series - Question #64Configuration Basics
Which command is used to restore a Junos device to its default state?
factory resetconfiguration managementJunos CLI - Question #65Configuration Basics
Administrators report that they are unable to access the management interface of the EX Series device shown in the exhibit. {master:0}[edit interfaces] user@switch# show me0 { disa...
interface disablemanagement interfaceJunos CLIEX Series - Question #66Junos OS Fundamentals
Which statement is true about logical units?
logical interfacesphysical interfacestransit interfaces - Question #67Operational Monitoring and Maintenance
Referring to the exhibit, which two statements are true? (Choose two.) [edit system syslog] user@router# show host 152.170.10.10 { any warning; } file changes { change-log info; }
syslogloggingconfiguration changesoperational monitoring - Question #68Configuration Basics
Which command is used to load the rescue configuration?
rescue configurationconfiguration managementJunos CLI - Question #69Junos OS Fundamentals
Which two external authentication servers are supported for administrative access to a Junos device? (Choose two.)
authenticationRADIUSTACACS+external authentication - Question #70User Interface Options
You are investigating routing problems on a device running the Junos OS. You receive the error shown in the exhibit when you attempt to restart the routing process. user@router> re...
Junos CLIcommand syntaxerror messagesoperational mode - Question #71User Interface Options
At which command prompt would you issue the set date <date> command?
Junos CLIoperational modeconfiguration modeset date - Question #72Configuration Basics
You must apply the family inet configuration parameter only to Gigabit Ethernet interfaces that are in FPC 2. Which output applies to this configuration?
configuration groupswildcardsinterface configurationJunos CLI - Question #73Configuration Basics
Referring to the exhibit, you are unable to commit the configuration for the ge-0/0/1 interface. [edit interfaces ge-0/0/1] user@router# show unit 100 { vlan-id 100; familyinet { a...
VLAN tagginglogical unitsinterface encapsulationcommit errors - Question #74Configuration Basics
You are asked to configure the configuration archival feature on your Junos devices. Which two transfer methods are available? (Choose two.)
configuration archivalFTPSCPfile transfer protocols - Question #75Operational Monitoring and Maintenance
Which command will resolve the problem shown in the exhibit? user@router> show system alarms 1 alarms currently active Alarm time Class Description 2013-09-14 23:54:01 UTC Minor Re...
rescue configurationsystem alarmsJunos CLIconfiguration management - Question #76Operational Monitoring and Maintenance
Which command displays only the interfaces that are operationally and administratively up?
show commandsCLI filteringinterface statusoperational state - Question #77Operational Monitoring and Maintenance
To which directory does the Junos OS write traceoptions files?
traceoptionsloggingfile pathsJunos OS - Question #78Operational Monitoring and Maintenance
Which command gracefully shuts down the Junos OS?
system shutdownJunos CLIsystem commands - Question #79Operational Monitoring and Maintenance
Which action does the ping 172.18.1.1 size 5 command perform?
ping commandnetwork diagnosticsJunos CLIpacket size - Question #80Operational Monitoring and Maintenance
Which command displays the current temperature of a Junos device's components?
chassis environmenttemperature monitoringJunos CLIhardware monitoring - Question #81Operational Monitoring and Maintenance
Which command would you use to view interface usage details in real time?
interface monitoringreal-time trafficCLI commands - Question #82Operational Monitoring and Maintenance
What happens when you issue the ping 172.19.102.2 count 5 command?
ping commandnetwork diagnosticsICMP - Question #83Operational Monitoring and Maintenance
You are asked to configure real-time performance monitoring (RPM) between two Junos devices to track traffic in your network. Which two application traffic types can you track? (Ch...
RPMreal-time monitoringICMPTCP - Question #84Operational Monitoring and Maintenance
You are troubleshooting a routing issue and need to check the hop-by-hop path to the 10.10.10.10 destination. Which three commands would display the path? (Choose three.)
tracerouteping record-routehop-by-hop pathtroubleshooting - Question #85Operational Monitoring and Maintenance
You are asked to free up disk space so you can update your version of the Junos OS. Which two commands display the files that will be removed? (Choose two.)
system maintenancedisk space managementdry-run - Question #86Operational Monitoring and Maintenance
Which two commands are used during the password recovery process? (Choose two.)
password recoveryboot optionssystem recovery - Question #87Operational Monitoring and Maintenance
You receive an alarm that your Junos device is experiencing problems regarding temperature. Which two commands would you use to investigate this problem? (Choose two.)
chassis monitoringtemperature alarmsenvironmental monitoring - Question #88Configuration Basics
You have two IP addresses configured on the ge-0/0/6 interface, as shown in the exhibit. You want to select the 172.16.10.101 address as the source address for packets sent from th...
interface configurationIP addressingpreferred addresssource address selection - Question #89Routing Fundamentals
Which routing instance type is used to facilitate filter-based forwarding?
routing instancesfilter-based forwardingforwarding instance - Question #90Routing Fundamentals
Which two statements are true about static routes in the Junos OS? (Choose two.)
static routesnext-hoprouting table persistence - Question #91Routing Fundamentals
Which configuration parameter on a Junos device alters the default next-hop resolution behavior of a static route?
static routesnext-hop resolutionresolve parameter - Question #92Routing Fundamentals
Which two statements are true regarding route preference? (Choose two.)
route preferencerouting tableadministrative distance - Question #93Routing Fundamentals
Which two statements are true regarding routing tables? (Choose two.)
routing tablesforwarding tablerouting protocols - Question #94Routing Fundamentals
Which two statements are correct when you use the reject parameter as the next-hop value for a static route? (Choose two.)
static routesreject next-hopICMP messagespacket dropping - Question #95Routing Fundamentals
Which routing table stores IPv4 unicast routes and is used by multicast routing protocols to prevent loops?
routing tablesinet.0inet.2IPv4 unicastmulticast routing - Question #96Routing Fundamentals
Which source of routing information is preferred by default?
route preferencerouting protocolsOSPFIS-IS - Question #97Routing Fundamentals
What are two routing requirements for a device to communicate with another device? (Choose two.)
routing fundamentalsend-to-end communicationLayer 3 communication - Question #98Routing Fundamentals
inet.0: 4 destinations, 4 routes (4 active, 0 holddown, 0 hidden) + = Active Route, - = Last Active, * = Both 172.23.10.0/24 *[Direct/0] 21:59:56 >via ge-0/0/6.0 172.23.10.100/32 *...
routing table analysisstatic routestroubleshooting routingdefault route - Question #99Routing Fundamentals
What are three types of routing instances? (Choose three.)
routing instancesvirtual-routerVRFforwarding - Question #100Routing Fundamentals
Which two statements describe the forwarding table in the Junos OS? (Choose two.)
forwarding tablerouting tablepacket forwarding