Answer Posted / niranjanravi
wrapper classes allow primitive data types to be accessed
as objects.Once assigned a value the value of wrapper
classes can't be changed.
Is This Answer Correct ? | 48 Yes | 10 No |
Post New Answer View All Answers
How many bits are in a sentence?
Explain the scope or life time of class variables or static variables?
why Java does not support multiple inheritances?
what is comparable and comparator interface?
I want to re-reach and use an object once it has been garbage collected. Define how it’s possible?
when to use ArrayList and when to use HashMap in webApplication.
Difference between arraylist and vector.
In which order the iterator iterates over collection?
Is array synchronized in java?
Is array a class in java?
How can you make sure that your singleton class will always return single instance in multi-threaded environment?
What is static keyword in java?
What data type is a string?
How do you bind variables?
Can the garbage collection be forced by any means?