1z0-851

单选题Given: Which regular expression, inserted at line 12, correctly splits test into "Test A", "Test B", and "Test C"?()AString regex="";BString regex=" .";CString regex=".*";DString regex="//s";EString regex="//.//s*";FString regex="//w[/.]+";

题目
单选题
Given: Which regular expression, inserted at line 12, correctly splits test into "Test A", "Test B", and "Test C"?()
A

String regex="";

B

String regex=" .";

C

String regex=".*";

D

String regex="//s";

E

String regex="//.//s*";

F

String regex="//w[/.]+";

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相似问题和答案

第1题:

Given:Which regular expression, inserted at line 12, correctly splits test into "Test A", "Test B", and "Test C"?()

A.String regex="";

B.String regex=" .";

C.String regex=".*";

D.String regex="\\s";

E.String regex="\\.\\s*";

F.String regex="\\w[\.]+";


参考答案:E

第2题:

说出下面几个函数的区别:

private void test(string str){…}

private void test(ref string str){…}

private void test(out string str){…}

如果一个页面与数据


正确答案:
 

第3题:

下列语句输出结果为( )。 public class test\ { public static void main (String args[]) { String s1=new String("How"); String s2=new String("How"); System.out.println(!(s1.equals(s2))); } }

A.false

B.true

C.0

D.1


正确答案:A

第4题:

Given:   11. String test = "This is a test";   12. String[] tokens = test.split("/s");   13. System.out.println(tokens.length);   What is the result?()

  • A、 An exception is thrown at runtime.
  • B、 1
  • C、 4
  • D、 Compilation fails.
  • E、 0

正确答案:D

第5题:

public class Test {   public static void main (Stringargs) {   String foo = args[1];   String bar = args;   String baz = args;   System.out.printIn(“baz = ” + baz);  }   }   And the output:  Baz = 2   Which command line invocation will produce the output?()

  • A、 Java Test 2222
  • B、 Java Test 1 2 3 4
  • C、 Java Test 4 2 4 2
  • D、 Java Test 4 3 2 1

正确答案:C

第6题:

Given:11.Stringtest="TestA.TestB.TestC.";12.//insertcodehere13.String[]result=test.split(regex);Whichregularexpression,insertedatline12,correctlysplitstestinto"TestA","TestB",and"TestC"?()

A.Stringregex="";

B.Stringregex="";

C.Stringregex=".*";

D.Stringregex="\\s";

E.Stringregex="\\.\\s*";


参考答案:E

第7题:

You define the following regular expression of currency values:regex tx = new regex("^-?\d+(\.\d{2})?$")You are required to write code that will be used to find whether a string in the variable named Bill matches the regular expression or not. You are also required to use this code as the expression in a conditional statement and need to know which code segment to use.What should you do?()

A.The tx.Matches(Bill)

B.The tx.Equals(Bill)

C.The tx.Match(Bill)

D.The tx.IsMatch(Bill)


参考答案:D

第8题:

Stringtest=TestA.TestB.TestC.”;12.//insertcodehere13.String[]result=test.split(regex);Whichregularexpressioninsertedatline12willcorrectlysplittestintoTestA,”TestB,”andTestC”?()

A.Stringregex=“”;

B.Stringregex=““;

C.Stringregex=“.*“.

D.Stringregex=“\\s”

E.Stringregex=“\\.\\s*”;

F.Stringregex=“\\w[\.]+“;


参考答案:E

第9题:

int index = 1;   String test = new String;   String foo = test[index];  What is the result?()

  • A、  Foo has the value “”
  • B、 Foo has the value null
  • C、 An exception is thrown
  • D、 The code will not compile

正确答案:B

第10题:

Given: 11.String test = "a1b2c3"; 12.String[] tokens = test.split("//d"); 13.for(String s: tokens) System.out.print(s + " "); What is the result?()

  • A、a b c
  • B、1 2 3
  • C、a1b2c3
  • D、a1 b2 c3

正确答案:A

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