What is use of super keyword?

0 Answers  

---

What is the functionability stubs and skeletons?

0 Answers  

---

is it possible to add a object in a HASHMAP

6 Answers   HCL,

---

What is the difference between DataInputStream and BufferedReader

2 Answers   Hexagon,

---

what value will be return by the read() method once it reaches the end-of-file? a. Throws EOException b. Return null c. Return -1 d. Read method return nothing, because it is void method

1 Answers  

---

10. What is the output of the following Java program? class Main { public static void main(String args[]){ final int i; i = 10; System.out.println(i); } } 10. What is the output of the following Java program? class Main { public static void main(String args[]){ final int i; i = 10; System.out.println(i); } }

0 Answers  

---

What is lifetime variable?

0 Answers  

---

Is an empty arraylist null?

0 Answers  

---

How to override equals() and hashCode() method in java?

1 Answers   Wipro,

---

What is a nullable field?

0 Answers  

---

Make a data structure and implement an algorithm to print all the files in a directory. (The root directory can have sub-directories too.)

0 Answers   Amazon,

---

Which category the java thread do fall in?

0 Answers  

---