problem1) Answer all the problems.
(i) Briefly describe Java virtual machine?
(ii) What is scope of variable?
(iii) Distinguish between String and String Buffer.
(iv) Distinguish between call by value and call by reference.
(v) What is garbage collector?
problem2) Briefly describe Type casting? How many type of casting available in Java. Expalin with appropriate ex.
problem3) prepare a programme to short element of array.
problem4) What is constructor overloading? Describe with appropriate ex.
problem5) Answer all the problems.
(i) What is wrapper class?
(ii) What is package, how we compile package.
(iii) How to join two threads, prepare Java code for joint?
(iv) What is applet? How it works in client system.
(v) prepare Java code to draw rectangle.
problem6) What is inheritance. describe different type of inheritance with coding.
problem7) What is exception? prepare a Java programme to handle arithmetic exception.
problem8) prepare a programme to read and prepare in file.