Automation Interview Logical Question & Answer || Automation Testing Interview Question & Answer || Automation Testing Interview Question

1. write program for reverse string?

string str = "Bhaumik"

String res = " ";

int count = str.length();

for(int i = count-1; i>=0;i--)

{

res = res + charAt(i);

}

syso(res)

2. Get unique string from String?

 

 String str = "Bhaumik"

 

 Map<Charater,Integer> m = new HashMap<Charater,Integer>();

 

 Char st[] = str.tocharArray();

 

 for(chr c : st){

 if(m.containskey(c))

 {

m.put(c, m.get(c)+1);

 }

 else{

m.put(c,1);

 }

 syso(m);

 

3. Find Max number from arraylist?

 

 int a[] = new int[] {100,200,2,4,5,1,0,101,222};

 

 int max = a[0];

 

 for(int i =0; i<a.length; i++)

 {

if(a[i]>max)

{

max=a[i];

}

 }

 System.out.println(max);

 

4. Remove special Charater from string?

 

 String s1 = "@#$%This is new String #$%^";

 String s = s1.replaceALL("[^A-Z0-9a-z ]","");

 syso(s)