Which two demonstrate an “is a” relationship?()   

题目
多选题
Which two demonstrate an “is a” relationship?()
A

public interface Person { }  public class Employee extends Person { }

B

public interface Shape { }  public class Employee extends Shape { }

C

public interface Color { }  public class Employee extends Color { }

D

public class Species { }  public class Animal (private Species species;)

E

interface Component { }  Class Container implements Component ( Private Component[ ] children;  )

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相似问题和答案

第1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2题:

You are designing a strategy to migrate user accounts. Which two actions should you perform? ()

  • A、Change the functional level.
  • B、Create an external trust relationship.
  • C、Run adprep to prepare the research.com forest.
  • D、Run adprep to prepare the research.com domain.

正确答案:A,B

第3题:

Which of the 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 cannot demonstrate the absence of errors.

A.Neither

B.I only

C.Ⅱonly

D.Ⅰand Ⅱ


正确答案:B

第4题:

Which two of the following actions must an OSPF NSF-capable router execute after a supervisor engine switchover?() (Choose two.)

  • A、Re-learn the available OSPF neighbors with neighbor relationship restart
  • B、Send the graceful restart message
  • C、Re-acquire the link state database content for the network
  • D、Re-learn the available OSPF neighbors without neighbor relationship restart

正确答案:C,D

第5题:

Which two demonstrate encapsulation of data? ()

  • A、 Member data have no access modifiers.
  • B、 Member data can be modified directly.
  • C、 The access modifier for methods is protected.
  • D、 The access modifier to member data is private.
  • E、 Methods provide for access and modification of data.

正确答案:D,E

第6题:

the()is a graph that shows the relationship between two variables.

A.histograms
B.flowcharts
C.matrix diagrams
D.Scatter diagrams

答案:D
解析:
翻译:()是显示两个变量之间关系的图。
A.直方图
B.流程图
C.矩阵图
D.散点图
散点图是显示两个变量之间关系的图。

第7题:

Which two statements are true about the relationship between static NAT and proxy ARP? ()(Choose two.)

  • A、It is necessary to forward ARP requests to remote hosts.
  • B、It is necessary when translated traffic belongs to the same subnet as the ingress interface.
  • C、It is not automatic and you must configure it.
  • D、It is enabled by default and you do not need to configure it.

正确答案:B,C

第8题:

What is the relationship between the two speakers?

A. Couple

B. Friends

C. Classmates


正确答案:A

第9题:

In your Cisco EIGRP network,you notice that the neighbor relationship between two of your routers was recently restarted. Which two of these choices could have made this occur?()

  • A、An update packet with init flag set from a known, already established neighbor relationship was received by one of the routers.
  • B、The ARP cache was cleared.
  • C、The counters were cleared.
  • D、The IP EIGRP neighbor relationship was cleared manually.

正确答案:A,D

第10题:

An international company has a heterogeneous IBM storage environment with two IBM DS8700 systems in a Metro Mirror relationship. They also have a virtualized environment with two SVC clusters in a Global Mirror relationship. The storage administrator complains about the monitoring of copy services.  Which solution should the IBM storage specialist propose for this pain point()

  • A、System Storage Productivity Center
  • B、Tivoli Storage Productivity Center for Replication
  • C、Tivoli Storage Productivity Center for Disk
  • D、DS8000 Storage Manager

正确答案:B

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