Answer Posted / abhinaw

HashMap hm = new HashMap();
hm.put("1", "a1");
hm.put("2", "a2");
hm.put("3", "a3");
hm.put("4", "a4");
hm.put("5", "a5");

ArrayList list = new ArrayList();
list.addAll(hm.entrySet());
System.out.println(list);

what are the disadvantages of indexes in oracle?

1867

---

What is the java virtual machine?

584

---

What is a protected class in java?

542

---

What is stringreader?

527

---

What is the difference between array and array list in java?

607

---

---

What is the final variable?

583

---

Why webdriver is an interface?

583

---

Can we write class inside a class in java?

553

---

What is a boolean expression in java?

537

---

What are the types of strings?

568

---

How can we create a thread in java?

589

---

Why we override equals() method?

569

---

What is the diffrence between inner class and nested class?

564

---

What is parseint?

540

---

What is the maximum size of byte array in java?

542

---