What is the string contained in s after following lines of code?StringBuffer str new StringBuffer("ZMania");str.deleteCharAt(0);

What is the string contained in s after following lines of code?String

1.	What is the string contained in s after following lines of code? StringBuffer str new StringBuffer("ZMania"); str.deleteCharAt(0);
A.	ZMania
B.	Mania
C.	ania
D.	ZMani
E.	None of these
Answer» C. ania

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In the below code, which code fragment should be inserted at line 3 so that the output will be: 234pqr 234pqr ? <pre class="prettyprint lang-c"> 1. StringBuilder strbuilder = new StringBuilder("234"); 2. String str = "234"; 3. // insert code here 4. System.out.println(strbuilder + " " + str); </pre>
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What is the output of this program? <pre class="prettyprint lang-c"> public class Result { public static void main(String args[]) { String ch[] = {"p", "q", "p", "s", "t"}; for (int K = 0; K < ch.length; ++K) for (int L = K + 1; L < ch.length; ++L) if(ch[K].compareTo(ch[L]) == 0) System.out.print(ch[L]); } } </pre>
What is the output of this program? <pre class="prettyprint lang-c">public class Result { public static void main(String args[]) { String str1 = "Interview Mania"; String str2 = str1.substring(0 , 9); System.out.println(str2); } } </pre>
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What is the output of this program? <pre class="prettyprint lang-c"> public class Result { public static void main(String args[]) { String str1 = "Hello"; String str2 = new String(str1); String str3 = "HELLO"; System.out.println(str1.equals(str2) + " " + str2.equals(str3)); } } </pre>
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What is the string contained in s after following lines of code?StringBuffer str new StringBuffer("ZMania");str.deleteCharAt(0);

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What is the string contained in s after following lines of code?
StringBuffer str new StringBuffer("ZMania");
str.deleteCharAt(0);