What is the collections api?
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perpare on factorypattern,linklist wothout using collection, (multitharding ie create producer/customer therad producer create Queue continuesly,consumer consume queue, consumer wait if queue is full,producer wait if queue is empty),diff betn sleep(1000)&wait(1000) these r the main Q ask in huawei(2008)
Is string serializable in java?
Why there is no call by reference in java?
Is list thread safe in java?
How is hashset defined in java?
Is object a data type?
What's the base class of all exception classes?
Why do we use threads in java?
What is meant by Java interpreter?
if a java file without any source code is valid java file?
Describe the process as to how substring() methodology mechanisms in java.
What is difference between string and new string?