Java认证考试

Which two valid declarations of a char? ()A、 Char ch = “a”;B、 Char ch = ‘“‘ ‘;C、 Char ch = ‘cafe‘;D、 Char ch = “cafe”;E、 Char ch = ‘“ucafe‘;F、 Char ch = ‘“u10100‘;G、 Char ch = (char) true;

题目

Which two valid declarations of a char? ()

  • A、 Char ch = “a”;
  • B、 Char ch = ‘“‘ ‘;
  • C、 Char ch = ‘cafe‘;
  • D、 Char ch = “cafe”;
  • E、 Char ch = ‘“ucafe‘;
  • F、 Char ch = ‘“u10100‘;
  • G、 Char ch = (char) true;
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相似问题和答案

第1题:

Given: 6. 7.<%="processing" %> 8. and a custom tag handler for foo which extends TagSupport. Which two are true about thetag handler referenced by foo?()

  • A、The doStartTag method is called once.
  • B、The doAfterBody method is NOT called.
  • C、The EVAL_PAGE constant is a valid return value for the doEndTag method.
  • D、The SKIP_PAGE constant is a valid return value for the doStartTag method.
  • E、The EVAL_BODY_BUFFERED constant is a valid return value for the doStartTag method.

正确答案:A,C

第2题:

Which two multicast modes are valid options for use with Ethernet bridging on a mesh AP?()

  • A、mesh bridge in
  • B、regular
  • C、bi-directional bridge
  • D、in
  • E、out

正确答案:B,D

第3题:

Which two combinations are valid PAgP configurations that will set up a PAgP channel?()

  • A、On-Passive
  • B、On-Auto
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  • D、Desirable-Auto
  • E、Active-Active
  • F、Desirable-Desirable

正确答案:D,F

第4题:

Which two conditions, when met, allow an IS-IS Level 2 router to be considered attached?()

  • A、You can reach other Level 2 routers.
  • B、It can reach at least one other defined area.
  • C、The router is reachable by at least two ES-IS nodes.
  • D、It has at least one enabled reachable prefix with a valid metric defined.

正确答案:B,D

第5题:

Which two are valid declarations of a float?()

  • A、 float f = 1F;
  • B、 float f = 1.0.;
  • C、 float f = ‘1’;
  • D、 float f = “1”;
  • E、 float f = 1.0d;

正确答案:A,C

第6题:

Which two are valid declarations within an interface definition?() 

  • A、 void methoda();
  • B、 public double methoda();
  • C、 public final double methoda();
  • D、 static void methoda(double d1);
  • E、 protected void methoda(double d1);

正确答案:A,B

第7题:

Which two options are valid WAN connectivity methods?()

  • A、PPP
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  • C、DSL
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正确答案:A,C

第8题:

Which two are valid locking levels that are used by transactions in an Oracle database?()

  • A、row level
  • B、block level
  • C、object level
  • D、schema level
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正确答案:A,C

第9题:

Which two are valid values for the  element inside a  element ofa web application deployment descriptor?()

  • A、NULL
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  • C、INTEGRAL
  • D、ENCRYPTED
  • E、CONFIDENTIAL

正确答案:C,E

第10题:

Which two are valid IS-IS PDU types?()

  • A、broadcast hellos
  • B、Level 1 LAN hellos
  • C、Point-to-point hellos
  • D、Level 2 point-to-point hellos

正确答案:B,C

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