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多选题Which of the following fragments might cause errors?()AString s = Gone with the wind;String t =  good ;String k = s + t;BString s = Gone with the wind;String t;t = s[3] + one;CString s = Gone with the wind;String standard = s.toUpperCase();DString s = 

题目
多选题
Which of the following fragments might cause errors?()
A

String s = Gone with the wind;String t =  good ;String k = s + t;

B

String s = Gone with the wind;String t;t = s[3] + one;

C

String s = Gone with the wind;String standard = s.toUpperCase();

D

String s = home directory;String t = s - directory;


相似考题
更多“Which of the following fragments might cause errors?()    ”相关问题
  • 第1题:

    When line errors occur, which of the following commands should be sued to cause init to re-read the /etc/inittab file if init stops respawning the getty process on a TTY?()

    A.alog

    B.telinit

    C.sysinit

    D.cfgmgr


    参考答案:B

  • 第2题:

    Which of the following actions may cause a trigger to be fired?()

    • A、DROP
    • B、ALTER
    • C、DELETE
    • D、ROLLBACK

    正确答案:C

  • 第3题:

    Which of the following technologies can detect and fix single bit memory errors?()

    • A、RAID
    • B、Registered memory
    • C、SDRAM
    • D、ECC

    正确答案:D

  • 第4题:

    When line errors occur, which of the following commands should be sued to cause init to re-read the /etc/inittab file if init stops respawning the getty process on a TTY?()

    • A、alog
    • B、telinit
    • C、sysinit
    • D、cfgmgr

    正确答案:B

  • 第5题:

    A user calls to report they are getting I/O errors on a file system. Which of the following tools should be used to isolate this problem?()

    • A、df
    • B、diagrpt
    • C、errmsg
    • D、errpt

    正确答案:D

  • 第6题:

    单选题
    Which of the following commands can be used to watch system errors as they are logged?()
    A

     smit errpt

    B

     smit errdemon

    C

     smit alog

    D

     smit syslogd


    正确答案: D
    解析: 暂无解析

  • 第7题:

    单选题
    Which of the following can cause a ribbon on an impact printer to tear?()
    A

    The fuser

    B

    The toner cartridge

    C

    The platen

    D

    The printhead


    正确答案: D
    解析: 暂无解析

  • 第8题:

    单选题
    Which of the following is NOT a reason that many motorway accidents are categorized under headings other than sleepiness?
    A

    The Transport and Road Research Laboratory finds the cause as “perceptual errors”.

    B

    Drivers are unwilling to admit to “falling asleep” for fear of being dismissed.

    C

    Few investigators inquire further to discover the actual reasons hidden behind.

    D

    Insurance companies are reluctant to pay insurance for drivers’ sleepiness.


    正确答案: B
    解析:
    因果关系的找寻和判断。录音中指出许多可能是由睡眠引起的道路事故,但却列入其他原因之下,如精神不集中,没有看到其他车辆和错判速度或距离。面对这一情况,几乎没有调查者对司机出现上述情况的原因进行更深的研究。而对于司机来说,出于各种原因including the fear of prosecution and possible difficulties with insurance claims(怕被追究责任或在保险索赔时遇到麻烦),他们更愿意承认没有集中精神而非开车时睡着了。由此可见选项B,C和D的内容在录音中均有涉及。只有A项的内容与录音原文不符。

  • 第9题:

    单选题
    Which of the following errors are caused by leaving a floppy disk in the drive when a computer is powered on?()
    A

    Random bluescreen error

    B

    Inaccessible boot drive

    C

    Missing NTLDR

    D

    Invalid boot disk


    正确答案: C
    解析: 暂无解析

  • 第10题:

    单选题
    Which of the following is not a factor which can interfere with the pulse of sound and cause a variation the depth reading?()
    A

    salinity

    B

    temperature

    C

    the hydrostatic pressure

    D

    Vessel’s speed


    正确答案: C
    解析: 暂无解析

  • 第11题:

    单选题
    Which of the following parameters would you use to record the errors that might be generated during the import operation?()
    A

    LOG

    B

    HELP

    C

    BUFFER

    D

    PARFILE

    E

    INCTYPE


    正确答案: C
    解析: 暂无解析

  • 第12题:

    多选题
    Which two code fragments are most likely to cause a StackOverflowError?()
    A

    A

    B

    B

    C

    C

    D

    D

    E

    E

    F

    F


    正确答案: A,D
    解析: 暂无解析

  • 第13题:

    Which of following statements about testing software with data is (are) true?

    Ⅰ.The primary purpose of such testing is to find errors.

    Ⅱ.Such testing can demonstrate the existence of errors but can not demonstrate the absence of errors.

    A.Neither

    B.Ⅰ only

    C.Ⅱ only

    D.Ⅰ and Ⅱ


    正确答案:B

  • 第14题:

    Which of the following can cause a ribbon on an impact printer to tear?()

    • A、The fuser
    • B、The toner cartridge
    • C、The platen
    • D、The printhead

    正确答案:D

  • 第15题:

    Which of the following tools should be used to analyze the placement of file fragments on a mirrored logical volume?()

    • A、 df
    • B、 lslv
    • C、 filemon
    • D、 fileplace

    正确答案:D

  • 第16题:

    Which of the following commands can be used to watch system errors as they are logged?()

    • A、 smit errpt
    • B、 smit errdemon
    • C、 smit alog
    • D、 smit syslogd

    正确答案:A

  • 第17题:

    Which of the following parameters would you use to record the errors that might be generated during the import operation?()

    • A、LOG
    • B、HELP
    • C、BUFFER
    • D、PARFILE
    • E、INCTYPE

    正确答案:A

  • 第18题:

    单选题
    Which of the following tools should be used to report in-depth information about file fragments?()
    A

     defragfs

    B

     istat

    C

     filemon

    D

     fileplace


    正确答案: D
    解析: 暂无解析

  • 第19题:

    单选题
    Which of the following monitors a server to see which protocols might be in use?()
    A

    Ping sweep

    B

    Intrusion detection software

    C

    Port scanner

    D

    Wireless packet sniffer


    正确答案: B
    解析: 暂无解析

  • 第20题:

    单选题
    Which of the following might be the best title of the text?
    A

    Ancient Art

    B

    The Navaho Indian

    C

    Sand paintings

    D

    Functions of Art


    正确答案: D
    解析:
    主旨题。这篇文章通篇讲的是沙画艺术。所以最佳标题应是C项。

  • 第21题:

    单选题
    Which of the following methods might be used as the treatment on emulsified oil?()
    A

    gravity separation

    B

    centrifuge

    C

    Cyclone

    D

    Cross-flow membrane filtration


    正确答案: A
    解析: 暂无解析

  • 第22题:

    单选题
    Which of the following technologies can detect and fix single bit memory errors?()
    A

     RAID

    B

     Registered memory

    C

     SDRAM

    D

     ECC


    正确答案: D
    解析: 暂无解析

  • 第23题:

    单选题
    Which of the following might be the best title for the passage?
    A

    Burger Flavors

    B

    Burger Recipes

    C

    Burger Beginnings

    D

    Burger Ingredients


    正确答案: A
    解析: