单选题Which of the following commands should the administrator run to check if the SMTP services are still active?()ATelnet <Server name>  25BPing <Server name> Cnet send <Server name> test mailDnbtstat a <Server name> 

题目
单选题
Which of the following commands should the administrator run to check if the SMTP services are still active?()
A

 Telnet <Server name>  25

B

 Ping <Server name> 

C

 net send <Server name> test mail

D

 nbtstat a <Server name> 


相似考题
参考答案和解析
正确答案: C
解析: 暂无解析
更多“Which of the following commands should the administrator run”相关问题
  • 第1题:

    An administrator wants to use a Windows system to monitor a server that is rebooting. Which of the following commands should the administrator use to know when the NIC is back online in the server?()

    • A、 ping i 240
    • B、 ping -t
    • C、 ping -a
    • D、 ping w 240

    正确答案:B

  • 第2题:

    An administrator is experiencing availability issues on a Linux server. The administrator decides tocheck the server for an IP address conflict on the server. Which of the following commands should the administrator use?()

    • A、traceroute
    • B、tracert
    • C、ifconfig
    • D、ipconfig

    正确答案:C

  • 第3题:

    A system administrator completed an upgrade of the maintenance level of their AIX system. Which of the following commands should be run to verify that the operating system is in a consistent state?()

    • A、instfix -i
    • B、lslpp -l
    • C、lppchk -v
    • D、oslevel -r

    正确答案:C

  • 第4题:

    A system administrator issued the errpt command and had no results. The system administrator determined that error logging was turned off. Which of the following commands should be used to start logging system errors?()

    • A、/usr/bin/errmsg
    • B、/usr/lib/errdemon
    • C、/usr/lib/errlogger
    • D、/usr/bin/errinstall

    正确答案:B

  • 第5题:

    Which of the following commands should an AIX system administrator invoke to check if the required device-dependent software is missing?()

    • A、dbx
    • B、cfgmgr
    • C、telinit q
    • D、lsdev -Cc adapter

    正确答案:B

  • 第6题:

    Which of the following commands should be used to monitor the number of threads on the scheduler’s run queue for any given interval?()

    • A、 sar
    • B、 pstat
    • C、 iostat
    • D、 filemon

    正确答案:A

  • 第7题:

    A system administrator has added a new port entry in /etc/services for a new application to be tested. Which of the following commands should be used to activate this port?()

    • A、telinit -q
    • B、refresh -s inetd
    • C、startsrc -g services
    • D、refresh -s portmap

    正确答案:B

  • 第8题:

    A system administrator would like to reset statistics to initial values prior to collecting device statistics on ent0 interface. Which of the following commands should be run to accomplish this?() 

    • A、 netstat -v ent0
    • B、 chdev -l ent0 -a reset=true
    • C、 entstat -r ent0
    • D、 Ethernet interface values cannot be reset

    正确答案:C

  • 第9题:

    单选题
    For a technician to test network connectivity to a remote host on a Unix Server which of the following commands should they run?()
    A

     IPCONFIG

    B

     PING

    C

     ARP

    D

     IFCONFIG


    正确答案: B
    解析: 暂无解析

  • 第10题:

    单选题
    An administrator needs to review the open ports on a host. Which of the following commands should they use?()
    A

    traceroute -d

    B

    ping -t

    C

    netstat -ano

    D

    nbtstat -a


    正确答案: D
    解析: 暂无解析

  • 第11题:

    单选题
    After a system has rebooted from a system crash, which of the following commands should be run to find the location of the dump?()
    A

     lsvg -l rootvg 

    B

     sysdumpdev -e 

    C

     sysdumpdev -L 

    D

     cd /var/adm/ras


    正确答案: B
    解析: 暂无解析

  • 第12题:

    单选题
    Which of the following commands should be used to monitor the number of threads on the scheduler’s run queue for any given interval?()
    A

     sar

    B

     pstat

    C

     iostat

    D

     filemon


    正确答案: D
    解析: 暂无解析

  • 第13题:

    Which of the following commands should the administrator run to check if the SMTP services are still active?()

    • A、 Telnet <Server name>  25
    • B、 Ping <Server name> 
    • C、 net send <Server name> test mail
    • D、 nbtstat a <Server name> 

    正确答案:A

  • 第14题:

    Which of the following commands will be run at a command prompt to determine which WindowsOS is running on the computer?()

    • A、VER
    • B、Device Manager
    • C、VERIFY
    • D、SET

    正确答案:A

  • 第15题:

    An administrator has received complaints from users that an application is not available while other applications run. This application resides on an NFS mounted filesystem. Which of the following commands should be run as a reasonable first step to handle this problem?()

    • A、df
    • B、showmount
    • C、exportfs
    • D、refresh -g nfs

    正确答案:A

  • 第16题:

    After a system has rebooted from a system crash, which of the following commands should be run to find the location of the dump?()

    • A、 lsvg -l rootvg 
    • B、 sysdumpdev -e 
    • C、 sysdumpdev -L 
    • D、 cd /var/adm/ras

    正确答案:C

  • 第17题:

    Which of the following commands should be run to verify that file system /data is not corrupted?()

    • A、fsck /dta
    • B、fsck datavg
    • C、lqueryvg datavg
    • D、stat /data

    正确答案:A

  • 第18题:

    An administrator believes that the Staging Configuration Directory (SCD) may be locked due to an error in aDARE event. Which of the following commands can the administrator run to check for the existence of locks?()

    • A、cldump d
    • B、cldare e
    • C、clverify L
    • D、chconfigchk r

    正确答案:B

  • 第19题:

    Which of the following commands would a system administrator run tovalidate /etc/tunables/nextboot after manually editing()

    • A、ksh -n nextboot
    • B、tunsave -a -f nextboot
    • C、tuncheck -r -f nextboot
    • D、tunsave nextboot

    正确答案:C

  • 第20题:

    单选题
    Which of the following commands should the administrator run to check if the SMTP services are still active?()
    A

     Telnet <Server name>  25

    B

     Ping <Server name> 

    C

     net send <Server name> test mail

    D

     nbtstat a <Server name> 


    正确答案: C
    解析: 暂无解析

  • 第21题:

    单选题
    A system administrator would like to reset statistics to initial values prior to collecting device statistics on ent0 interface. Which of the following commands should be run to accomplish this?()
    A

     netstat -v ent0

    B

     chdev -l ent0 -a reset=true

    C

     entstat -r ent0

    D

     Ethernet interface values cannot be reset


    正确答案: C
    解析: 暂无解析

  • 第22题:

    单选题
    The server administrator discovers that a server, which has not been patched, is runningextremely slow and suspects that the server may have been compromised. Which of the following commands should the administrator use to check the number of network connections the server is making?()
    A

    netstat

    B

    ping

    C

    nslookup

    D

    grep


    正确答案: A
    解析: 暂无解析

  • 第23题:

    单选题
    Which of the following commands should be used to monitor the average number of threads in the scheduler’s run queue for any given interval?()
    A

     tprof

    B

     iostat

    C

     vmstat

    D

     filemon


    正确答案: B
    解析: 暂无解析

  • 第24题:

    单选题
    An administrator wants to use a Windows system to monitor a server that is rebooting. Which of the following commands should the administrator use to know when the NIC is back online in the server?()
    A

     ping i 240

    B

     ping -t

    C

     ping -a

    D

     ping w 240


    正确答案: C
    解析: 暂无解析