单项选择题There are three static routes in the routing table that need to be announced to your OSPF preers. Which method is used to accomplish this?()

A. Apply an import policy to OSPF that injects the static routes into OSPF
B. Apply an import policy to the static routes that injects the static routes into OSPF
C. Apply an export policy to the static routes that injects the static routes into OSPF
D. Apply an export policy to OSPF that injects the static routes into OSPF


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1.单项选择题Your network administrator has asked you to view the real-time interface usage on ge-0/0/0, Which command whould be used?()

A. monitor interface ge0/0/0
B. traceoptions interface ge-0/0/0
C. debug interface ge0/0/0
D. monitor usage ge-0/0/0

2.多项选择题Which two statements are correct about Layer 2 broadcast frames?()

A. Layer 2 broadcast frames are processed by all devices on the same VLAN
B. Layer 2 broadcast frames are are discarded by routers that connect to multiple VLANs
C. Layer 2 broadcast frames are relayerd by routers to all connected VLANs
D. Layer 2 broadcast frames are relayed by switches to devices on the same VLAN

3.多项选择题What are three physical interface properties?()

A. payload scrambling
B. virtual circuit identifier
C. FCS
D. link speed
E. IP address

4.多项选择题Which two commands allow you to return to a previous verision of software on the device?()

A. request sytem software add
B. request sytem software downgrade
C. request sytem software replace
D. request sytem software rollback

5.单项选择题Which statement is true regarding the Junos OS?()

A. Each process runs in its own protected memory space ensuring that one process cannot directly interface with another
B. Process share memory space but separate ASICs so that one process cannot directly interfere with another
C. A central processor called the IP2 chip dynamically assings memory as process needs fluctuate
D. The memory management daemon (mmd) is responsible for allocating new memory for process as they request it

6.单项选择题What must be configured prior to the first commit after factory defaults are loaded?()

A. root authentication
B. default gateway
C. hostname
D. management services

7.多项选择题Which two fields are found in an Ethernet frame header?()

A. TTL
B. flags
C. checksum
D. type

8.多项选择题You have been asked to configure your router to send link-related SNMP trap notifications to the network managemetn system (NMS) located at address 172.16.17.1.Which two commands are required?()

A. set snmp trap-group my-trap-group targets 172.16.17.1
B. set snmp targets 172.16.17.1
C. set snmp trap-group my-trap-group link-status
D. set snmp trap-group my-trap-group categories link

9.单项选择题Which command is used to enable access to J-Web using HTTPS?()

A. set system remote-access provle 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

10.单项选择题Which user authenticaton method is supported by the Junos OS as the last resort alternative?()

A. TACACS+
B. RADIUS
C. local user database
D. enable password