Answer Posted / laddu

import java.util.Arrays;
import java.util.Collections;
import java.util.*;
public class Main1 {
public static void main(String[] args) {
Integer[] numbers = { 8, 2, 7, 1, 4, 9, 5};
int min = (int) Collections.min(Arrays.asList(numbers));
int max = (int) Collections.max(Arrays.asList(numbers));

ArrayList s = new ArrayList(Arrays.asList(numbers));
Collections.sort(s);

System.out.println("Second element : " + s.get(s.size()-2));
}
}

Is empty .java file name a valid source file name?

1058

---

What is data structure in java?

932

---

What is object in java?

918

---

Can we use a default constructor of a class even if an explicit constructor is defined?

1047

---

Can we clone singleton object?

1007

---

What is the meaning of variables in research?

975

---

What is unmodifiable collection in java?

859

---

What is ‘has a’’ relationship in java?

1151

---

What do you understand by overloading and overriding in java?

1011

---

What is string literal in java?

992

---

What is meant by call by reference?

944

---

How do you write a scanner class in java?

948

---

What is string builder?

836

---

What are different types of control structures?

917

---

How do I compare two strings in word in java?

934

---