C and C++ has constructors and distructors, why does Java
does not have distructors?
What is more advisable to create a thread, by implementing a Runnable interface or by extending Thread class?
how to accept integer array in java
whats string ?
what is the difference between pagecontext and servletcontext?
write a program to create an vector and listeterator.and value should be enter through keyboard.
What is the use of collections in java? How it is implemented in real time applications?
what is webservices?
What JNDI(Java Naming and Directory Interface) provides?
What is the immediate superclass of Menu?
Which characters are allowed to use as the second character of an identifier, and which characters are not allowed?
Does garbage collection guarantee that a program will not run out of memory?
What are the two major components of JDBC?