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JAVA Strings

JAVA Strings
What is the output of the following println statement?String str1 = "Hellow";System.out.println(str1.indexOf('t'));

-1
1
0
true
false

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JAVA Strings
Determine output:public class Test{ public static void main(String args[]){ String s1 = "SITHA";String s2 = "RAMA";System.out.println(s1.charAt(0) > s2.charAt(0)); }}

Throws Exception
0
Compilation error
false
true

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JAVA Strings
What will be the output?public class Test{ public static void main (String[] args){ String test = "a1b2c3"; String[] tokens = test.split("\\d"); for(String s: tokens) System.out.print(s); } }

abc
Compilation error
123
Runtime exception thrown

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JAVA Strings
The class string belongs to ................. package.

java.applet
java.lang
java.awt
java.string

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JAVA Strings
Determine output:public class Test{ public static void main(String args[]){ String str = null; if(str.length() == 0){ System.out.print("1"); } else if(str == null){ System.out.print("2"); } else{ System.out.print("3"); } }}

An exception is thrown at runtime.
"2" is printed.
"3" is printed.
Compilation fails.
"1" is printed.

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JAVA Strings
The output of the following fraction of code ispublic class Test{ public static void main(String args[]){ String s1 = new String("Hello");String s2 = new String("Hellow");System.out.println(s1 = s2);}}

Hello
Hellow
None of these
Compilation error
Throws an exception

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