参考答案和解析
正确答案: A
解析: 暂无解析
更多“单选题Which command will give a kernel stack traceback? ()A traceB tracesonC trconD trcrpt”相关问题
  • 第1题:

    Which of the following statements are FALSE concerning the defragfs command?()

    • A、 The defragfs command should not be run against file systems and logical volumes that contain mostly transitory information, such as /tmp.
    • B、 The defragfs command should not be run on a large JFS2 file system when running on a 32-bit kernel.
    • C、 The defragfs command can improve file system performance by increasing the file system’s contiguous free space.
    • D、 The defragfs command can only be run against file systems that are mounted with read-write permissions.

    正确答案:B

  • 第2题:

    Which of the following commands should be used to show DNS information?()

    • A、 trace
    • B、 netstat
    • C、 ifconfig
    • D、 nslookup

    正确答案:D

  • 第3题:

    After running the vmstat command, which of the following would most likely cause the value in the blocked column to be unusually high?()

    • A、 Kernel thread
    • B、 Too many users
    • C、 Memory shortage
    • D、 Network contention

    正确答案:A

  • 第4题:

    Which command will show network statistics such as kernel malloc and mblk failures?()

    • A、ifconfig -m
    • B、netstat -m
    • C、iptrace -a
    • D、errpt -a

    正确答案:B

  • 第5题:

    Which statement is true regarding the Junos OS?()

    • A、The Junos kernel is based on the Solaris operating system.
    • B、The Junos kernel is based on the GNU Zebra operating system.
    • C、The Junos kernel is completely original and not based on any other operating system.
    • D、The Junos kernel is based on the FreeBSD UNIX operating system.

    正确答案:D

  • 第6题:

    Which is not a valid way of backing up a control file?()  

    • A、 Backing up the control file to trace
    • B、 Copying the existing control file of the database to the backup location during a hot backup 
    • C、 Copying the existing control file of the database to the backup location during a cold backup
    • D、 Creating a backup control file
    • E、 Using the create controlfile command

    正确答案:B

  • 第7题:

    单选题
    After running the vmstat command, which of the following would most likely cause the value in the blocked column to be unusually high?()
    A

     Kernel thread

    B

     Too many users

    C

     Memory shortage

    D

     Network contention


    正确答案: C
    解析: 暂无解析

  • 第8题:

    单选题
    A system administrator is doing an AIX 5L New and Complete Overwrite installation on a system with a 64-bit processor using the default settings. Which of the following will be the resulting installed environment?()
    A

    Only the 32-bit kernel will be installed and enabled

    B

    Only the 64-bit kernel will be installed and enabled

    C

    Both the 32-bit and 64-bit kernel will be installed and the 32-bit kernel will be enabled

    D

    Both the 32-bit and 64-bit kernel will be installed and the 64-bit kernel will be enabled


    正确答案: C
    解析: 暂无解析

  • 第9题:

    单选题
    Which command will debug the AIX kernel?()
    A

    kdb

    B

    snap

    C

    truss

    D

    trace


    正确答案: D
    解析: 暂无解析

  • 第10题:

    单选题
    Which of the following commands should be used to show DNS information?()
    A

     trace

    B

     netstat

    C

     ifconfig

    D

     nslookup


    正确答案: D
    解析: 暂无解析

  • 第11题:

    单选题
    Which command will give a kernel stack traceback? ()
    A

    trace

    B

    traceson

    C

    trcon

    D

    trcrpt


    正确答案: D
    解析: 暂无解析

  • 第12题:

    单选题
    Which statement is true regarding the Junos OS?()
    A

    The Junos kernel is based on the Solaris operating system.

    B

    The Junos kernel is based on the GNU Zebra operating system.

    C

    The Junos kernel is completely original and not based on any other operating system.

    D

    The Junos kernel is based on the FreeBSD UNIX operating system.


    正确答案: A
    解析: 暂无解析

  • 第13题:

    Which statement is true regarding the Junos OS?()

    • A、The Junos kernel is based on the Solaris operating sytem
    • B、The Junos kernel is based on the GNU Zebra operating system
    • C、The Junos kernel is completely original and not based on any other operating system
    • D、The Junos kernel is based on the FreeBSD UNIX operating system

    正确答案:D

  • 第14题:

    Which of the following actions will enable 64-bit applications on a system with a 32-bit kernel?()

    • A、change the kernel to 64bit, reboot, and then use the following command:chdev -l sys0 -a applications=64_bit
    • B、Re-install the OS with 64-bit kernel enabled
    • C、Re-install all applications with 64-bit versions
    • D、Use smit to enable the 64-bit applications

    正确答案:D

  • 第15题:

    Which command will debug the AIX kernel?()

    • A、kdb
    • B、snap
    • C、truss
    • D、trace

    正确答案:A

  • 第16题:

    Which command will give a kernel stack traceback? ()

    • A、trace
    • B、traceson
    • C、trcon
    • D、trcrpt

    正确答案:A

  • 第17题:

    You executed the following command in Recovery Manager (RMAN):  RMAN> RESTORE CONTROLFILE;  Which operation must you perform before this command is executed?() 

    • A、back up the control file to trace
    • B、bring database to the MOUNT state
    • C、open a connection to the RMAN recovery catalog, which contains the RMAN metadata for the target database
    • D、set the database ID (DBID), but only if the DB_NAME parameter associated with the target database is unique in the recovery catalog

    正确答案:C

  • 第18题:

    单选题
    Which is not a valid way of backing up a control file?()
    A

     Backing up the control file to trace

    B

     Copying the existing control file of the database to the backup location during a hot backup 

    C

     Copying the existing control file of the database to the backup location during a cold backup

    D

     Creating a backup control file

    E

     Using the create controlfile command


    正确答案: E
    解析: 暂无解析

  • 第19题:

    单选题
    You executed the following command in Recovery Manager (RMAN):  RMAN> RESTORE CONTROLFILE;  Which operation must you perform before this command is executed?()
    A

     back up the control file to trace

    B

     bring database to the MOUNT state

    C

     open a connection to the RMAN recovery catalog, which contains the RMAN metadata for the target database

    D

     set the database ID (DBID), but only if the DB_NAME parameter associated with the target database is unique in the recovery catalog


    正确答案: C
    解析: 暂无解析

  • 第20题:

    单选题
    Which command will show network statistics such as kernel malloc and mblk failures?()
    A

    ifconfig -m

    B

    netstat -m

    C

    iptrace -a

    D

    errpt -a


    正确答案: B
    解析: 暂无解析

  • 第21题:

    单选题
    Which statement is true regarding the Junos OS?()
    A

    The Junos kernel is based on the Solaris operating system

    B

    The Junos kernel is based on the GNU Zebra operating system

    C

    The Junos kernel is completely original and not based on any other operating system

    D

    The Junos kernel is based on the FreeBSD UNIX operating system


    正确答案: D
    解析: 暂无解析

  • 第22题:

    单选题
    Which of the following actions will enable 64-bit applications on a system with a 32-bit kernel?()
    A

    change the kernel to 64bit, reboot, and then use the following command:chdev -l sys0 -a applications=64_bit

    B

    Re-install the OS with 64-bit kernel enabled

    C

    Re-install all applications with 64-bit versions

    D

    Use smit to enable the 64-bit applications


    正确答案: A
    解析: 暂无解析

  • 第23题:

    单选题
    Which of the following actions will enable 64-bit applications on a system with  32-bit kernel()
    A

    Use smit load64bit to enable the 64-bit applications.

    B

    Re-install all applications with 64-bit versions.

    C

    Re-install the OS with 64-bit kernel enabled.

    D

    Change the kernel to 64bit, reboot, and then use the following command: chdev -l sys0 -a applications=64_bit


    正确答案: C
    解析: 暂无解析

  • 第24题:

    单选题
    Which of the following statements are FALSE concerning the defragfs command?()
    A

     The defragfs command should not be run against file systems and logical volumes that contain mostly transitory information, such as /tmp.

    B

     The defragfs command should not be run on a large JFS2 file system when running on a 32-bit kernel.

    C

     The defragfs command can improve file system performance by increasing the file system’s contiguous free space.

    D

     The defragfs command can only be run against file systems that are mounted with read-write permissions.


    正确答案: A
    解析: 暂无解析