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Which type of event indicates a key pressed on a java.awt.Co

题目
单选题
Which type of event indicates a key pressed on a java.awt.Component？（）
A

 KeyEvent

B

 KeyDownEvent

C

 KeyPressEvent

D

 KeyTypedEvent

E

 KeyPressedEvent

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相似问题和答案

第1题：

Which encryption type is used to secure user data in an IPsec tunnel?()

A. symmetric key encryption

B. asymmetric key encryption

C. RSA

D. digital certificates


参考答案：A

第2题：

Usually low key is used for emphasis and contrast; mid key indicates an expected, neutral attitude; and low key provides low information.（）

A对

B错


错
略

第3题：

You create a large, n-tier Web application that has a custom event tracking system. You need to create a custom event type that enables your event tracking system to record all relevant event details for all types of events. The events must be stored in Microsoft SQL Server.From which base type should your custom event type inherit? （）

A. IWebEventCustomEvaluator

B. WebEventProvider

C. WebBaseEvent

D. WebAuditEvent


参考答案：C

第4题：

What does the value returned by the method getID（） found in class java.awt.AWTEvent uniquely identify？（）  

  • A、The particular event instance.
  • B、The source of the event.
  • C、The set of events that were triggered by the same action.
  • D、The type of event.
  • E、The type of component from which the event originated.

正确答案:D

第5题：

Static WEP is configured on the access point. You are authenticated and associated to the accesspoint but are unable to obtain an IP address. Which of the following will cause this problem？（）

  • A、invalid radio type selected
  • B、no WEP key configured on the client
  • C、invalid SSID configured
  • D、invalid WEP key

正确答案:D

第6题：

Which key should be pressed on an ASCII terminalduring the system initialization to force the system to read from the default bootlist?()

A.1

B.3

C.5

D.9


参考答案：C

第7题：

Usually low key is used for emphasis and contrast; mid key indicates an expected, neutral attitude; and low key provides low information.（）


正确答案:错误

第8题：

PAN-PAN repeated three times over the radiotelephone indicates which type of message will follow? ______.

A.Distress

B.Safety

C.All clear

D.Urgency


正确答案：D
在无线电话上重复三次Pan-Pan显示接下来的信息将是紧急的。

第9题：

Which key should be pressed on an ASCII terminalduring the system initialization to force the system to read from the default bootlist?（）

  • A、1
  • B、3
  • C、5
  • D、9

正确答案:C

第10题：

Which key should be pressed on an ASCII terminal during the system initialization to force the system to read from the default boot list？（）

  • A、1
  • B、3
  • C、5
  • D、9

正确答案:C

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