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السؤال #1
Which command do you issue to upgrade the current software on Junos devices?
A. request system software replace
B. request system software install
C. request system software add
D. request system software upgrade
عرض الإجابة
اجابة صحيحة: C
السؤال #2
Which two statements are true regarding trace options on Junos devices? (Choose two.)
A. You can see the contents of the log file by entering the show log command
B. Trace options will send information to your screen automatically
C. Trace options are limited to one protocol at a time
D. The file name and a set of flags may be specified when enabling trace options
عرض الإجابة
اجابة صحيحة: AD
السؤال #3
Which statement is true about a routing table?
A. It contains routes learned dynamically only
B. It finds the best path to each destination by using a modified shortest-path-first calculation
C. It contains only active BGP routes
D. It contains all accepted routes to all destinations
عرض الإجابة
اجابة صحيحة: D
السؤال #4
What is the default import routing policy for OSPF?
A. Accept all OSPF routes and install them into the inet
B. Accept all OSPF routes and install them into the inet7
C. Accept all OSPF routes and install them into the inet4
D. Accept all OSPF routes and install them into the inet
عرض الإجابة
اجابة صحيحة: D
السؤال #5
What are three terminating actions for firewall filters? (Choose three.)
A. reject
B. drop
C. permit
D. accept
E. discard
عرض الإجابة
اجابة صحيحة: ADE
السؤال #6
-- Exhibit - [edit routing-options] user@router# show static { route 0.0.0.0/0 { next- hop 10.1.1.1; qualified-next- hop 10.1.1.254 { preference 4; } } } -- Exhibit -- Assuming both paths shown in the exhibit are available, which statement is correct?
A. Traffic matching the default route will use 10
B. Traffic matching the default route will use 10
C. Traffic matching the default route will be load-balanced per packet across both next hops
D. Traffic matching the default route will be load-balanced per flow across both next hops
عرض الإجابة
اجابة صحيحة: B
السؤال #7
Which command is used to display all output at once?
A. show interfaces | all
B. show interfaces | no-more
C. show interfaces | hold
D. show interfaces | display-all
عرض الإجابة
اجابة صحيحة: B
السؤال #8
Which two statements are true about the rescue configuration file? (Choose two.)
A. It must include a root password
B. It is rollback file number 50, and you can recover it by issuing rollback 50
C. It is created by issuing request system configuration rescue save
D. It is updated automatically when you commit
عرض الإجابة
اجابة صحيحة: AC
السؤال #9
Which two statements are true about the forwarding table? (Choose two.)
A. The forwarding table lists each source protocol and preference for each destination
B. The forwarding table contains only active routes
C. The forwarding table is used to process transit packets
D. The forwarding table is stored in compact flash
عرض الإجابة
اجابة صحيحة: BC
السؤال #10
-- Exhibit -firewall { filter select- telnet { term 1 { from { source- address { 10.0.0.0/8; } } then log; } term 2 { from { protocol tcp; port telnet; } then { syslog; reject; } } term 3 { from { source-address { 10.1.1.1/32; } protocol tcp; port telnet; } then { sample; accept; } } } } -- Exhibit -- A Telnet session is initiated from host 10.1.1.1. What will happen when it is processed by the firewall filter shown in the exhibit?
A. The packet will be accepted and logged
B. The packet will be discarded and logged
C. The packet will be rejected and a syslog message generated
D. The packet will be accepted and sampled
عرض الإجابة
اجابة صحيحة: A
السؤال #11
Which command displays the egress interfaces selected on the PFE for destination prefixes?
A. show route forwarding-table
B. show route table
C. show route table extensive
D. show pfefwdd
عرض الإجابة
اجابة صحيحة: A
السؤال #12
A network administrator would like to view detailed interface status, properties, statistics, errors, and CoS packet counters. Which operational command will display this information?
A. show interfaces extensive
B. show interfaces
C. show configuration interfaces
D. show interface status
عرض الإجابة
اجابة صحيحة: A
السؤال #13
On which operating system is the Junos OS based?
A. ScreenOS
B. Solaris
C. FreeBSD
D. HP-UX
عرض الإجابة
اجابة صحيحة: C
السؤال #14
What is the default export routing policy for EBGP?
A. Accept all active BGP routes
B. Accept all BGP routes
C. Accept no routes
D. Accept all active IGP routes
عرض الإجابة
اجابة صحيحة: A
السؤال #15
Your network administrator has asked you to view the real-time interface usage on ge-0/0/0. Which command would be used?
A. monitor interface ge-0/0/0
B. trace options interface ge-0/0/0
C. debug interface ge-0/0/0
D. monitor usage ge-0/0/0
عرض الإجابة
اجابة صحيحة: A
السؤال #16
What are two default routing policies on Junos devices? (Choose two.)
A. The BGP import policy accepts all BGP routes
B. The BGP export policy rejectsall active BGP routes
C. The OSPF import policy accepts all OSPF routes
D. The OSPF export policy accepts all active OSPF routes
عرض الإجابة
اجابة صحيحة: AC
السؤال #17
In the MAC address 00:90:69:9f:ea:46, what represents the Organizationally Unique Identifier (OUI)?
A. 69:9f:ea:46
B. 00:90:69:9f
C. 9f:ea:46
D. 00:90:69
عرض الإجابة
اجابة صحيحة: D
السؤال #18
-- Exhibit -- [edit policy-options] user@router# show policy- statement block-routes { term 1 { from { route-filter 172.27.0.0/24 longer; } then reject; } term 2 { then accept; } } -- Exhibit -- You are asked to ensure that your device does not accept any prefixes within the 172.27.0.0/24 network. You have applied the policy shown in the exhibit, but the 172.27.0.0/24 route is still present on your device. Which configuration will resolve this problem?
A. [edit policy-options policy-statement block-routes] user@router# set term 1 from route-filter 172
B. [edit policy-options policy-statement block-routes] user@router# set term 1 from route-filter 172
C. [edit policy-options policy-statement block-routes] user@router# set term 2 from route-filter 172
D. [edit policy-options policy-statement block-routes] user@router# set term 2 from route-filter 172
عرض الإجابة
اجابة صحيحة: A
السؤال #19
Which statement describes an advantage of dynamic routing?
A. Dynamic routing is typically more scalable when compared to static routing
B. Unlike static routing, dynamic routing requires no initial user configuration
C. Unlike static routing,dynamic routing provides redundant IP addresses for end-user devices
D. Dynamic routing provides DNS services along with IP connectivity, whereas static routing does not
عرض الإجابة
اجابة صحيحة: A
السؤال #20
What is the purpose of a network mask?
A. It is used to identify the maximum hop count of a subnet work
B. It is used to identify an IP address as either private or public
C. It is used to identify the network to which an IP address belongs
D. It is used to identify the total number of bits present in an IP address
عرض الإجابة
اجابة صحيحة: C
السؤال #21
By default, which two statements are true about export routing policies? (Choose two.)
A. Export policies can evaluate only active routes
B. Export policies can evaluate all routes
C. Export policies can be applied to the forwarding table
D. Export policies can be applied directly to interfaces
عرض الإجابة
اجابة صحيحة: AC
السؤال #22
What information does the help reference command provide?
A. A brief description of commands and their default values
B. The serial number and version number of the device used to open a support case with JTAC
C. A list of all the active hardware alarms on the device
D. A display of the current configuration while in operational mode
عرض الإجابة
اجابة صحيحة: A
السؤال #23
Which command is used to enable access to J-Web using HTTPS?
A. set system remote-access profile https
B. set services remote-access profile j-web-https
C. set system services web-management https
D. set services web-management j-web-https
عرض الإجابة
اجابة صحيحة: C
السؤال #24
-- Exhibit -- [edit firewall family inet filter input-filter] user@router# show term my-policy { from { source- address { 151.43.62.0/24; } } then { count; } } term else { then { discard; } } -- Exhibit -- Which two tasks are accomplished by the firewall filter shown in the exhibit? (Choose two.)
A. Traffic matching the my-policy term will be counted and accepted
B. Traffic matching the my-policy term will be counted and discarded
C. Traffic not matching the my-policy term will be discarded
D. Traffic not matching the my-policy term will be accepted
عرض الإجابة
اجابة صحيحة: AC
السؤال #25
Which word starts a command to add configuration on a Junos device?
A. get
B. set
C. put
D. show
عرض الإجابة
اجابة صحيحة: B
السؤال #26
Which statement is true regarding the Network Time Protocol (NTP) on Junos devices?
A. MD5 authentication is supported by the Junos OS
B. Server mode is not supported by the Junos OS
C. The Junos OS can provide a primary time reference
D. The Junos OS does not support the use of a boot server
عرض الإجابة
اجابة صحيحة: A
السؤال #27
You are at the top of the hierarchy and must configure OSPF on interface so-0/0/0 unit 100. Which two achieve this result? (Choose two.)
A. set protocolsset ospf area 0 set interface so-0/0/0
B. set protocols ospf area 0 interface so- 0/0/0
C. edit protocols ospf interface so- 0/0/0
عرض الإجابة
اجابة صحيحة: BD
السؤال #28
Which command will allow you to quickly determine the administrative status of all interfaces on a Junos device?
A. show interfaces status
B. show interfaces summary
C. show interfaces terse
D. show interfaces admin
عرض الإجابة
اجابة صحيحة: C
السؤال #29
Which command displays the amount of space available on the storage media?
A. show chassis routing-engine
B. show system file-storage
C. filelist
D. show system storage
عرض الإجابة
اجابة صحيحة: D
السؤال #30
-- Exhibit -- Exhibit -- Which command produces the output shown in the exhibit?
A. show firewall counter telnet-counter filter select-telnet
B. show firewall log
C. show log messages
D. show services accounting usage
عرض الإجابة
اجابة صحيحة: B
السؤال #31
By default, what are three valid routing tables? (Choose three.)
A. inet
B. inet4
D. inet6
E. inet
عرض الإجابة
اجابة صحيحة: ADE
السؤال #32
Which statement is true regarding syslog on Junos devices?
A. No logging is enabled by default
B. By default, the information is stored in a file named events
C. Only the message severity level must be configured
D. You can configure the router to send log messages to the console
عرض الإجابة
اجابة صحيحة: D
السؤال #33
What are two valid match criteria for a routing policy? (Choose two.)
A. OSPF area ID
B. prefix list
C. port
D. time-to-live (TTL)
عرض الإجابة
اجابة صحيحة: AB
السؤال #34
The authentication order configuration on your M120 includes the settings tacplus and radius (in that order), but does not include the password parameter. You attempt to log in to the device, but the network containing the authentication servers is currently down. Which statement is true about your login attempt?
A. The login attempt is rejected
B. The login attempt is automatically accepted after the authentication servers' timeout value is reached, since there are no other authentication methods available
C. The M120 automatically tries authenticating locally on the device after the authentication servers' timeout value is reached
D. The M120 automatically tries authenticating locally on the device before using external authentication
عرض الإجابة
اجابة صحيحة: C
السؤال #35
Which statement is true regarding the Junos OS?
A. All platforms running the Junos OS use the same source code base
B. All platforms running the Junos OS use the same PFE
C. All platforms running the Junos OS use a hard drive to optimize syslog datastorage
D. All platforms running the Junos OS use a separate process with protected memory space for each routing protocol
عرض الإجابة
اجابة صحيحة: A
السؤال #36
Which operating system do Juniper Networks MX Series routers use?
A. IOS
B. MX-OS
C. UNIX
D. Junos OS
عرض الإجابة
اجابة صحيحة: D
السؤال #37
Which two firewall filter actions will terminate the processing and evaluation of a packet? (Choose two.)
A. permit
B. accept
C. deny
D. discard
عرض الإجابة
اجابة صحيحة: BD
السؤال #38
Which statement is true regarding the Junos OS?
A. All platforms running the Junos OS have identical factory-default configurations
B. All platforms running the Junos OS use the IP2 processor for longest-match lookup
C. All platforms running the Junos OS use the same source code base
D. All platforms running the Junos OS use FXP1 for communication between control and forwarding planes
عرض الإجابة
اجابة صحيحة: C
السؤال #39
-- Exhibit -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 *[Local/0] 22:00:10 Local via ge-0/0/6.0 172.23.12.0/24 *[Static/5] 00:01:36 >to 172.23.10.1 via ge-0/0/6.0 172.23.15.0/24 *[Static/5] 00:01:36 >to 172.23.10.1 via ge-0/0/6.0 -- Exhibit -- Users are unable to access resources in the 172.23.14.0/24 subnet. Referring to the exhibit, which two actions would solve this prob
A. Configure a separate routing instance
B. Configure a default static route
C. Configure a static route to 172
D. Configure the existing routes to resolve the indirect next hop
عرض الإجابة
اجابة صحيحة: BC
السؤال #40
How do you save the current candidate configuration in the set format to permanent storage media?
A. [edit] user@router# show | set | save /var/tmp/current
B. [edit] user@router# show | compare set | save /var/tmp/current
C. [edit] user@router# save /var/tmp/current
D. [edit] user@router# show | display set | save /var/tmp/current
عرض الإجابة
اجابة صحيحة: D
السؤال #41
What is a route filter?
A. a list of prefixes that can be configured in a policy
B. a single prefix that is configured separately, and can be referenced in a policy
C. a list of prefixes that is configured separately and can be referenced in a policy
D. a single prefix that can be configured within a policy
عرض الإجابة
اجابة صحيحة: A
السؤال #42
You have been asked to configure a login class that will permit its users to view and edit the configuration. The class should allow a user to view the entire configuration, but only to edit the interfaces, routing-options, and protocols hierarchies. Which configuration accomplishes this login class?
A. permissions [ view-configuration clear network view ]; allow-configuration "(interfaces) | (routing-options) | (policy-options) | (protocols)";
B. permissions [ view-configuration clear network view ]; allow-commands "(configure)";
C. permissions [ view-configuration clear network view ]; allow- commands "(configure)"; allow-configuration "(interfaces) | (routing-options) | (protocols)";
D. permissions [ clear network view ]; allow- commands "(configure)"; allow-configuration "(interfaces) | (routing-options) | (protocols)";
عرض الإجابة
اجابة صحيحة: C

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