package test1;  public class Test1 {  static int x = 42;  }  package test2;  public class Test2 extends test1.Test1 {  public static void main(String[] args) { System.out.println(“x = “ + x);  }  }  What is the result?() A、 x = 0B、 x = 42C、 Compilation f

题目

package test1;  public class Test1 {  static int x = 42;  }  package test2;  public class Test2 extends test1.Test1 {  public static void main(String[] args) { System.out.println(“x = “ + x);  }  }  What is the result?() 

  • A、 x = 0
  • B、 x = 42
  • C、 Compilation fails because of an error in line 2 of class Test2.
  • D、 Compilation fails because of an error in line 3 of class Test1.
  • E、 Compilation fails because of an error in line 4 of class Test2.

相似考题
更多“package test1;  publi”相关问题
  • 第1题:

    有两个文件test1和test2,test2有内容,现在执行cat test1>>test2,则test2文件内容全部删除。( )


    参考答案:错

  • 第2题:

    以下哪一项是存放盒子化产品软件包的路径()。

    • A、/opt/package/scripts
    • B、/opt/package/software/CTI
    • C、/opt/package/software
    • D、/opt/package/CTI

    正确答案:C

  • 第3题:

    以下哪一项是存放盒子化产品脚本包的路径()。

    • A、/opt/package/scripts
    • B、/opt/package/software/CTI
    • C、/opt/package/software
    • D、/opt/package/CTI

    正确答案:A

  • 第4题:

    在单一文件中import、class和package的正确出现顺序是()

    • A、package,import,class
    • B、class,import,package
    • C、import,package,class
    • D、package,class,import

    正确答案:A

  • 第5题:

    Choose the correct order to package and upload data for an incident to Oracle Support.()  

    • A、 Schedule,create new package,view manifest,view contents
    • B、 Create new package,view manifest,view contents,schedule
    • C、 Schedule,create new package,view contents,view manifest
    • D、 Create new package,view contents,view manifest,schedule
    • E、 None of the above.

    正确答案:D

  • 第6题:

    多选题
    Which statements are true regarding the creation of an incident package file by using the EM Workbench Support?()
    A

    You can add or remove the trace files to the package.

    B

    You can create the incremental incident package ZIP file for new or modified diagnostic information for the incident package already created.

    C

    You can add SQL test cases to the incident package.

    D

    You cannot create an incremental incident package when the physical files are purged rom the ADR.


    正确答案: C,D
    解析: 暂无解析

  • 第7题:

    多选题
    Which two statements are true regarding a PL/SQL package body?()
    A

    It cannot be created without a package specification.

    B

    It cannot invoke subprograms defined in other packages.

    C

    It can contain only the subprograms defined in the package specification.

    D

    It can be changed and recompiled without making the package specification invalid.


    正确答案: D,B
    解析: 暂无解析

  • 第8题:

    单选题
    RPM是的缩写()
    A

    Red Hat Package Manger

    B

    Red Package Manger

    C

    Redhat Package

    D

    Package Manger


    正确答案: C
    解析: 暂无解析

  • 第9题:

    单选题
    以下哪一项是存放盒子化产品脚本包的路径()。
    A

    /opt/package/scripts

    B

    /opt/package/software/CTI

    C

    /opt/package/software

    D

    /opt/package/CTI


    正确答案: C
    解析: 暂无解析

  • 第10题:

    单选题
    A package contains nitric acid solution and is radioactive. The radiation level at the package surface is 36 millirems per hour. How should this package be labeled? ()
    A

    Radioactive II and oxidizer

    B

    Radioactive II and poison

    C

    Radioactive I and corrosive

    D

    Fissile class I


    正确答案: C
    解析: 暂无解析

  • 第11题:

    填空题
    可以把TEST1这个用户分别加入()。

    正确答案: 到两个组里
    解析: 暂无解析

  • 第12题:

    单选题
    已知接入Internet网的计算机用户名为Xinhua,而连接的服务商主机名为public.tpt.fj.cn,相应的E-mail地址应为(  )。
    A

    Xinhua@publi.tpt.fi.cn

    B

    Xinhua.publi.tpt.fj.cn

    C

    Xinhua.publi.@tpt.fj.cn

    D

    Publi.tpt.fj.cn@Xinhua


    正确答案: A
    解析:

  • 第13题:

    一个程序中,package、import、和class的排放次序是()

    • A、package、import、class
    • B、import、package、class
    • C、三者任意
    • D、class在最后,import、package排放次序任意

    正确答案:A

  • 第14题:

    In a customer’s network, VLAN Trunking Protocol (VTP) is running with a domain named main1. VLANs 1,2,3,4,5,10,20 are active on the network. Suddenly the whole network goes down. No traffic is being passed on VLANs 2,3,4,5,10,20, however traffic passes on VLAN 1 and indicates all switches are operational. Right before the network problem occurred, a switch named TEST1 was added to the network.  What three configuration issues on TEST1 could be causing the network outage?()

    • A、TEST1 is configured as a VTP server with a different domain name.
    • B、TEST1 is not configured to participate in VTP.
    • C、TEST1 is configured as a VTP server with the domain name main1.
    • D、TEST1 has a lower VTP configuration revision than the current VTP revision.
    • E、TEST1 has a higher VTP configuration revision than the current VTP revision.
    • F、TEST1 is configured with only VLAN1.

    正确答案:C,E,F

  • 第15题:

    Which statement is correct about the validate option when upgrading JUNOS software?()

    • A、It will check the MD5 checksum of the install package.
    • B、It will check if the device meets the memory requirements for the install package.
    • C、It will check the compatibility of the configuration with the install package.
    • D、It will check if the device meets the storage requirement for the install package.

    正确答案:C

  • 第16题:

    RPM是的缩写()

    • A、Red Hat Package Manger
    • B、Red Package Manger
    • C、Redhat Package
    • D、Package Manger

    正确答案:A

  • 第17题:

    单选题
    在linux系统中,将文件/tmp/test1和/tmp/test2压缩到/tmp/test.gz,正确的命令是()。
    A

    tar -czvf test1 test2 test.gz

    B

    tar -czvf test.gz test1 test2

    C

    tar test.gz test1 test2

    D

    tar test1 test2 test.gz


    正确答案: B
    解析: 暂无解析

  • 第18题:

    单选题
    You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions, monitoring the database server, and design deployment. In the company, you major job is the deployment, maintenance and support of Microsoft SQL Server 2005. You work a database administrator for your company. There is a Data Transformation Services (DTS) package, and the DTS package is stored in SQL Server 2000. And you plans to have the SQL Server 2000 migrated into SQL Server 2005. The DTS package dynamically configures precedence constraints by utilizing complex Microsoft Visual Basic Scripting Edition (VBScript). The SQL Server 2005 Package Migration Wizard is run by you, but the wizard cannot convert the package from SQL Server 2000 to SQL Server 2005. You are required to make sure that the DTS package runs in SQL Server 2005. And the package should be run in the shortest time.  Which action should be utilized?()
    A

    The SQL Server 2000 Data Transformation Services (DTS) package should be wrapped in an Execute DTS 2000 Package task.

    B

    The SQL Server 2000 Data Transformation Services (DTS) package should be manually recreated as a SQL Server Integration Services (SSIS) package.

    C

    The SQL Server 2000 Data Transformation Services (DTS) task should be configured to not utilize precedence constraints. Then, the SQL Server 2005 Package Migration Wizard should be run again.

    D

    The SQL Server 2005 Package Migration Wizard should be run. And when the upgrade fails, a Transfer SQL Server Objects task should be run.


    正确答案: B
    解析: 暂无解析

  • 第19题:

    单选题
    一个程序中,package、import、和class的排放次序是()
    A

    package、import、class

    B

    import、package、class

    C

    三者任意

    D

    class在最后,import、package排放次序任意


    正确答案: C
    解析: 暂无解析

  • 第20题:

    单选题
    package test1;  public class Test1 {  static int x = 42;  }  package test2;  public class Test2 extends test1.Test1 {  public static void main(String[] args) { System.out.println(“x = “ + x);  }  }  What is the result?()
    A

     x = 0

    B

     x = 42

    C

     Compilation fails because of an error in line 2 of class Test2.

    D

     Compilation fails because of an error in line 3 of class Test1.

    E

     Compilation fails because of an error in line 4 of class Test2.


    正确答案: E
    解析: 暂无解析

  • 第21题:

    单选题
    Choose the correct order to package and upload data for an incident to Oracle Support.()
    A

     Schedule,create new package,view manifest,view contents

    B

     Create new package,view manifest,view contents,schedule

    C

     Schedule,create new package,view contents,view manifest

    D

     Create new package,view contents,view manifest,schedule

    E

     None of the above.


    正确答案: B
    解析: 暂无解析

  • 第22题:

    多选题
    在Java语言中,在包Package1中包含包Package2, 类Class_A直接隶属于包Package1, 类Class_B直接隶属于包Package2。 在类Class_C要应用Class_A的方法A和Class_B的方法B, 你需要()语句。
    A

    import Package1.*;

    B

    import Package1.Package2.*;

    C

    import Package2.*;

    D

    import Package2.Package1.*;


    正确答案: D,C
    解析: 暂无解析

  • 第23题:

    单选题
    以下哪一项是存放盒子化产品软件包的路径()。
    A

    /opt/package/scripts

    B

    /opt/package/software/CTI

    C

    /opt/package/software

    D

    /opt/package/CTI


    正确答案: B
    解析: 暂无解析