What are the different ways in which a thread can enter into waiting state?

1057

---

What do you know about the big-o notation and can you give some examples with respect to different data structures?

929

---

What is difference between array and arraylist? When will you use array over arraylist?

978

---

What is difference between array and arraylist?

988

---

What’s the difference between enumeration and iterator interfaces?

922

---

What is the difference between hashset and treeset?

994

---

When will you use array over arraylist?

961

---

What is java priority queue?

969

---

List the differences between comparable and comparator interface?

929

---

What are some of the best practices relating to the java collection framework?

907

---

What is difference between arraylist and linkedlist?

1037

---

What differences exist between hashmap and hashtable?

985

---

Write the c program to insert a node in circular singly list at the beginning.

904

---

which notations are used in evaluation of arithmetic expressions using prefix and postfix forms?

1016

---

Which data structures are used in bfs and dfs algorithm?

1040

---