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

1109

---

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

977

---

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

1049

---

What is difference between array and arraylist?

1065

---

What’s the difference between enumeration and iterator interfaces?

988

---

What is the difference between hashset and treeset?

1057

---

When will you use array over arraylist?

1012

---

What is java priority queue?

1026

---

List the differences between comparable and comparator interface?

972

---

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

958

---

What is difference between arraylist and linkedlist?

1097

---

What differences exist between hashmap and hashtable?

1060

---

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

954

---

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

1087

---

Which data structures are used in bfs and dfs algorithm?

1093

---