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Q41. Which statement is true regarding the Junos OS?
A. Each process runs in its own protected memory space ensuring that one process cannot directly interfere with another.
B. Processes share memory space but use separate ASICs so that one process cannot directly interfere with another.
C. A central processor called the IP2 Chip dynamically assigns memory as process needs fluctuate.
D. The memory management daemon (mmd) is responsible for allocating new memory for processes as they request it.
Answer: A
Q42. -- Exhibit --[edit system syslog] user@router# show host 152.170.10.10 {
any warning;
}
file changes {
change-log info;
}
-- Exhibit --
Referring to the exhibit, which two statements are true? (Choose two.)
A. Any warning message will be sent to the 152.170.10.10 host.
B. A warning message will be logged when the 152.170.10.10 host logs in.
C. Changes to the device's internal temperatures will be logged.
D. Changes to the configuration will be logged.
Answer: A,D
Q43. 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.
Answer: A,C
Q44. Which three commands will cause a logical interface to go administratively down after being committed? (Choose three.)
A. shutdown
B. deactivate
C. disable
D. down
E. delete
Answer: B,C,E
Q45. Which statement is true about the forwarding plane?
A. The forwarding plane is the intelligence of the platform.
B. The forwarding plane is based on an X86 architecture.
C. The forwarding plane maintains the routing tables, bridging table, and primary forwarding table.
D. The forwarding plane implements policers, stateless firewall filters, and class of service.
Answer: D
Q46. When using the monitor traffic command on Junos devices, which UNIX-based utility is accessed?
A. snoop
B. tcpdump
C. monitor
D. tail
Answer: B
Q47. Which two statements are true when using the configure exclusive CLI command? (Choose two.)
A. Multiple users can enter configuration mode and have their own private configuration.
B. When a user commits, only the user's changes are committed.
C. A message indicates which other users are in configuration mode and what portion of the configuration they are editing.
D. Only a single user can edit the configuration.
Answer: B,D
Q48. Which statement is correct regarding IPv6 addresses?
A. An IPv6 address consists of 128 bits separated into eight 16-bit hexadecimal sections.
B. An IPv6 address consists of 64 bits separated into four 16-bit hexadecimal sections.
C. An IPv6 address consists of 128 bits separated into sixteen 8-bit hexadecimal sections.
D. An IPv6 address consists of 64 bits separated into eight 8-bit hexadecimal sections.
Answer: A
Q49. Which two external authentication servers are supported for administrative access to a Junos device? (Choose two.)
A. RADIUS
B. LDAP
C. ACE
D. TACACS+
Answer: A,D
Q50. 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.
Answer: A,C
