Given:10. interface Data { public void load(); }11. abstract class Info { public abstract void load(); }Which class correctly uses the Data interface and Info class?（）（）

A .  public void foo（） { /* more code here */ } B .  private void foo（） { /* more code here */ } C .  protected void foo（） { /* more code here */ } D .  int foo（） { /* more code here */ }   E .  void foo（） { /* more code here */ }

A . IP address B . encapsulation PPP C . no shutdown D . PPP authentication CHAP E . Speed F . None of the above

A .  Join interface is a Layer 3 entity， and with the Cisco NX-OS release 6.0， it can only be defined as a physical interface， physical subinterface， Layer 3 port channel， or Layer 3 port channel subinterface. B .  A single join interface can be defined and associated with a given OTV overlay. C .  Multiple overlays can also share the same join interface. D .  Join interface can be a loopback interface. E .  The join interface is a Layer 3 entity that can be defined as a physical interface but not as a logical one.

A .  switchport access vlan vlan-id B .  switchport C .  switchport mode access D .  no switchport E .  None of the other alternatives apply

A .  public interface B extends A {} B .  public interface B implements A {} C .  public interface B instanceOf A {} D .  public interface B inheritsFrom A {}

A .https://assets.asklib.com/images/image2/2018080114295971472.png B .https://assets.asklib.com/images/image2/2018080114300659438.png C .https://assets.asklib.com/images/image2/2018080114301390095.png D .https://assets.asklib.com/images/image2/2018080114301865887.png

A . request.getWriter（）； B . request.getReader（）； C . request.getInputStream（）； D . request.getResourceAsStream（）；

A .  public class Employee implements Info extends Data { public void load（）{／*dosomething*／}     } B . public class Employee extends Inf.implements Data{ public void load（） {／*do something*／}     } C . public class Empl.yee implements Inf extends Data{ public void Data.1oad（）{* do something*／}     public void load（）{／*do something*／}     } D . public class Employee extends Inf implements Data  {  public void Data.1oad（）  {／*do something*／）     public void info.1oad（）{/*do something*/}    }

A . LLQ B . FIFO C . CBWFQ D . priority queuing E . weighted fair queuing F . IP RTP priority queuing

A .  public class Employee extends Info implements Data { public void load（） { /*do something*/ } } B .  public class Employee implements Info extends Data { public void load（） { /*do something*/ } } C .  public class Employee extends Info implements Data { public void load（） { /*do something */ } public void Info.load（） { /*do something*/ } } D .  public class Employee implements Info extends Data { public void Data.load（） { /*dsomething */ } public void load（） { /*do something */ } } E .  public class Employee implements Info extends Data { public void load（） { /*do something */ } public void Info.load（）{ /*do something*/ } } F .  public class Employee extends Info implements Data{ public void Data.load（） { /*do something*/ } public void Info.load（） { /*do something*/ } }

A . 易于收集，计算 B . 易于方便检测 C . 收集的Data较小 D . 提供的信息较多

A . DataPagingField B . DataPagerCollection C . DataPager D . DataPaging

A. 2345:0:0:8::1 B. 2345:0:0:8:0:FF:FE11:1111 C. FE80::8:0:FF:FE11:1111 D. FE80:0:0:8::1

<img src='https://img2.soutiyun.com/ask/uploadfile/2019-03-27/61464d05c5613f4a82c740b754c4480b.png' /> A．id B．name C．type D．param E．property

A．<img src='https://img2.soutiyun.com/shangxueba/ask/17133001-17136000/17135981/5433cdeabd403f8fb40259045deb83fa.png' /> B．<img src='https://img2.soutiyun.com/shangxueba/ask/17133001-17136000/17135981/8839c0657f61be664d2c19f7ad552aba.png' /> C．<img src='https://img2.soutiyun.com/shangxueba/ask/17133001-17136000/17135981/a76c430cdd8264e9163f1b56d5c55f08.png' /> D．<img src='https://img2.soutiyun.com/shangxueba/ask/17133001-17136000/17135981/cc150eb8b3925a27211e9fdde06e30ad.png' />

A．喇叭线 B．紧急按钮线 C．UPS信号线 D．SMA信号线