Q1. What are two routing requirements for a device to communicate with another device? (Choose two.) 

A. end-to-end communications path 

B. hosts on the same Layer 2 broadcast domain 

C. hosts on the same Layer 3 broadcast domain 

D. routing information on participating Layer 3 devices 

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Q2. Which three protocols use UDP as a transport protocol by default? (Choose three.) 

A. HTTP 

B. TFTP 

C. DNS 

D. SNMP 

E. SMTP 

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Q3. You accidentally configured interface so-0/0/0.0 with /32 instead of /30. 

Which two solutions could you use to correct this configuration? (Choose two.) 

A. [edit interfaces so-0/0/0.0] 

user@router# replace family inetaddress /32 with /30 

B. [edit interfaces so-0/0/0.0] 

user@router# rename family inetaddress /32 to address /30 

C. [edit] 

user@router# replace interface so-0/0/0.0 family inetaddress /32 with address /30 

D. [edit interfaces so-0/0/0.0] 

user@router# delete family inet address 

user@router# set family inetaddress /30 

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Q4. What are two valid actions for a routing policy? (Choose two.) 

A. discard 

B. next policy 

C. accept 

D. ignore 

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Q5. Which command is used to load the rescue configuration? 

A. load override rescue 

B. rollback rescue 

C. load replace rescue-configuration 

D. rollback 49 

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Q6. Which two statements are true about optical networks? (Choose two.) 

A. SONET and SDH both use time-division multiplexing. 

B. An optical transport network system uses time-division multiplexing. 

C. SONET and SDH both use wavelength-division multiplexing. 

D. An optical transport network system uses wavelength-division multiplexing. 

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Q7. Which two statements are true about firewall filter configurations? (Choose two.) 

A. Multiple action modifiers can be included in the same term. 

B. Only a single action modifier can be included in the same term. 

C. The default term within a firewall filter uses the discard action. 

D. The default term within a firewall filter uses the reject action. 

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Q8. When using the monitor traffic command on Junos devices, which UNIX-based utility is accessed? 

A. snoop 

B. tcpdump 

C. monitor 

D. tail 

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Q9. Which statement is correct about policies in the Junos OS? 

A. Import policies are used to filter routes from the routing table to the forwarding table. 

B. Import policies are used to filter routes destined for the routing table. 

C. Import policies are used to filter routes being sent to neighboring devices. 

D. Import policies are used to filter traffic entering the device. 

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Q10. 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 

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