class Test
{

public static void main(String [] args)
{
StringBuffer a = new StringBuffer("M");
StringBuffer b = new StringBuffer("N");
mergeData(a, b);
System.out.println(a+","+b);
}

static void mergeData(StringBuffer x,StringBuffer y)
{
x.append(y);
y = x;
}

}

What would be the output?

Options
- M,N
- M,M
- N,N
- MN,N

CORRECT ANSWER : MN,N

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class Test
{

public static void main(String [] args)
{
StringBuffer a = new StringBuffer("M");
StringBuffer b = new StringBuffer("N");
mergeData(a, b);
System.out.println(a+","+b);
}

static void mergeData(StringBuffer x,StringBuffer y)
{
x.append(y);
y = x;
}

}

What would be the output?

Write your comments

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class Test{public static void main(String [] args){StringBuffer a = new StringBuffer("M");StringBuffer b = new StringBuffer("N");mergeData(a, b);System.out.println(a+","+b);}static void mergeData(StringBuffer x,StringBuffer y){x.append(y);y = x;}}What would be the output?

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class Test
{

public static void main(String [] args)
{
StringBuffer a = new StringBuffer("M");
StringBuffer b = new StringBuffer("N");
mergeData(a, b);
System.out.println(a+","+b);
}

static void mergeData(StringBuffer x,StringBuffer y)
{
x.append(y);
y = x;
}

}

What would be the output?