更多“单选题Which of the following commands displays the number of system calls per second that are being executed?()A  sarB  pstatC  iostatD  filemon”相关问题
  • 第1题:

    Which of the following commands should be used to monitor disk utilization during the time a system is experiencing a disk I/O performance problem?()

    • A、 istat
    • B、 topas
    • C、 vmstat
    • D、 filemon

    正确答案:B

  • 第2题:

    When monitoring a system using vmstat with an interval, the metrics under page po represent which of the following phrases?() 

    • A、 The number pages over the limit
    • B、 The pages to paging space per second
    • C、 The number of page operations per second
    • D、 The number of processes waiting for page out

    正确答案:B

  • 第3题:

    Which of the following commands displays the number of system calls per second that are being executed?()

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

    正确答案:A

  • 第4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5题:

    Which of the following commands should be used to report statistics on network protocols used by the system?()

    • A、 lsattr
    • B、 pstat
    • C、 netstat
    • D、 ifconfig

    正确答案:C

  • 第6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:C

  • 第7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: C
    解析: 暂无解析

  • 第8题:

    单选题
    When monitoring a system using /usr/bin/vmstat with an interval, the metrics under page pi and page po represent which of the following phrases?()
    A

     The pages to and from paging space per second

    B

     The page intervals and page operations per second

    C

     The page interrupts and page operations per second

    D

     The page segments transferred between pi and po devices per second


    正确答案: B
    解析: 暂无解析

  • 第9题:

    单选题
    Which of the following IOS commands displays information about paths to MultiPath IO (MPIO) devices?()
    A

     fcrep

    B

     lssvc

    C

     fcstat

    D

     lspath


    正确答案: C
    解析: 暂无解析

  • 第10题:

    单选题
    Which of the following commands should be used to show the percentage of time that any given disk was busy?()
    A

     ps

    B

     tprof

    C

     iostat

    D

     vmstat


    正确答案: C
    解析: 暂无解析

  • 第11题:

    单选题
    Which of the following commands cannot be executed when the database open?()
    A

    RECOVER DATABASE

    B

    RECOVER TABLESPACE

    C

    RECOVER DATAFILE

    D

    ALTER DATABASE RECOVER DATAFILE


    正确答案: A
    解析: 暂无解析

  • 第12题:

    单选题
    Which of the following commands displays the number of system calls per second that are being executed?()
    A

     sar

    B

     pstat

    C

     iostat

    D

     filemon


    正确答案: D
    解析: 暂无解析

  • 第13题:

    Performance monitoring of a poorly performing system indicates a high level of CPU usage. Which tool can be used to help identify which processes are using excessive CPU resources?()

    • A、sar
    • B、topas
    • C、iostat
    • D、vmstat

    正确答案:B

  • 第14题:

    Which of the following commands should be used to observe the number of system calls per second? ()

    • A、 sar 
    • B、 iostat 
    • C、 svmon 
    • D、 vmstat

    正确答案:D

  • 第15题:

    Which of the following commands should be used to identify packet sequence problems?()

    • A、 ping and arp
    • B、 lsattr and ifconfig
    • C、 netstat and iostat
    • D、 iptrace and tcpdump

    正确答案:D

  • 第16题:

    Which of the following commands should be used to show the percentage of time that any given disk was busy?()

    • A、 ps
    • B、 tprof
    • C、 iostat
    • D、 vmstat

    正确答案:C

  • 第17题:

    Which of the following commands should be used to show how much data is read from or written to a particular logical volume, given there are several other logical volumes on the same disk?()

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

    正确答案:D

  • 第18题:

    单选题
    Which of the following commands should be used to monitor disk utilization during the time a system is experiencing a disk I/O performance problem?()
    A

     istat

    B

     topas

    C

     vmstat

    D

     filemon


    正确答案: B
    解析: 暂无解析

  • 第19题:

    单选题
    Which of the following commands should be used to observe the number of system calls per second? ()
    A

     sar 

    B

     iostat 

    C

     svmon 

    D

     vmstat


    正确答案: A
    解析: 暂无解析

  • 第20题:

    单选题
    Which of the following commands should be used to identify packet sequence problems?()
    A

     ping and arp

    B

     lsattr and ifconfig

    C

     netstat and iostat

    D

     iptrace and tcpdump


    正确答案: C
    解析: 暂无解析

  • 第21题:

    单选题
    Which of the following commands should be used to show how much data is read from or written to a particular logical volume, given there are several other logical volumes on the same disk?()
    A

     sar

    B

     lslv

    C

     iostat

    D

     filemon


    正确答案: A
    解析: 暂无解析

  • 第22题:

    单选题
    When monitoring a system using vmstat with an interval, the metrics under page po represent which of the following phrases?()
    A

     The number pages over the limit

    B

     The pages to paging space per second

    C

     The number of page operations per second

    D

     The number of processes waiting for page out


    正确答案: D
    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: C
    解析: 暂无解析

  • 第24题:

    单选题
    Which of the following commands should be used to report statistics on network protocols used by the system?()
    A

     lsattr

    B

     pstat

    C

     netstat

    D

     ifconfig


    正确答案: D
    解析: 暂无解析