Which of the following functions does the "ifconfig en0" per

题目
单选题
Which of the following functions does the "ifconfig en0" perform?()
A

Shuts down en0

B

Displays en0 settings

C

Reconfigures en0 using the ODM

D

Sends an SNMP alert to the network administrator

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第1题:

According to STCW Code,which of the following functions must an engineer officer possess?( )


答案:

第2题:

Which of the following interfaces is appropriate for an Ethernet adapter that is configured as standard Ethernet?()

  • A、et0
  • B、at0
  • C、sa0
  • D、en0

正确答案:D

第3题:

Which of the following utility functions reflects risk-aversion:

A uniform

B increasing

C decreasing

D exponential

E B and D only


正确答案:C

第4题:

Data is transferred between two servers using NFS, where one server is configured with token ring, and the other system is configured with ethernet. It is discovered that the performance is greatly reduced during this transfer. Which of the following steps should be taken to improve performance?()

  • A、 Reduce MTU on token ring system to match ethernet system using ifconfig command (i.e. ifconfig tr0 mtu 1500)
  • B、 Reduce MTU on token ring system to match ethernet system using no command (i.e. no -o mtu=1500)
  • C、 Increase MTU on ethernet system to match token ring system using ifconfig command (i.e. ifconfig en0 mtu 4096)
  • D、 Increase MTU on ethernet system to match token ring system using no command (i.e. no -o mtu=4096)

正确答案:A

第5题:

Which two functions does Cisco Configuration Assistant provide?()

  • A、 device Discovery
  • B、 call forwarding
  • C、 call routing configuration
  • D、 command line configuration
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正确答案:A,C

第6题:

Which of the following commands should be used to determine DNS name resolution performance?()

  • A、 iptrace
  • B、 vmstat
  • C、 hostname
  • D、 ifconfig

正确答案:A

第7题:

A system administrator has determined that there is no network connectivity with the en0 interface.  By doing a netstat -in, it is determined that the en0 interface is not showing up.  Which of the following commands should be used to determine that en0 is defined in ODM with an IP address?()

  • A、 entstat -d 
  • B、 ifconfig -a 
  • C、 lsattr -El en0 
  • D、 odmget -q "name=ent0 and attribute=netaddr" CuDv

正确答案:C

第8题:

Which of the following word does not describe a color?

A、green

B、white

C、flower

D、orange


参考答案:C

第9题:

Which of the following commands will set the duplex of a network adapter?()

  • A、no -a media_speed=100_Full_Duplex en0
  • B、ifconfig -a media_speed=100_Full_Duplex ent0
  • C、chdev -l ent0 -a media_speed=100_Full_Duplex
  • D、chinet -l en0 -a media_speed=100_Full_Duplex en0

正确答案:C

第10题:

How is an IP address removed from a network interface?()

  • A、rmdev -dl ent0
  • B、ifconfig en0 down
  • C、ifconfig en0 delete
  • D、ifconfig ent0 detach

正确答案:C

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