Frank Lee


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Activity by Frank Lee

Score:	510 points (ranked #231)
Questions:	38
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oracle

Recent activity by Frank Lee

–1 vote

Which of these constructors is used to create an empty String object in Java? [MCQ]

posted Jul 13, 2018

0 votes

1 answer

What is object cloning in java?

posted May 18, 2018

0 votes

1 answer

What is the default value of the local variables in java?

posted May 18, 2018

+1 vote

1 answer

Is empty .java file name a valid source file name?

posted May 18, 2018

0 votes

1 answer

Why thread sleep() and yield() methods are static in java?

answer Feb 13, 2018

0 votes

1 answer

What is Deadlock? How to analyze and avoid deadlock situation in java?

answer Feb 13, 2018

0 votes

1 answer

How can we make sure main() is the last thread to finish in Java Program?

answer Feb 13, 2018

0 votes

1 answer

What will happen if we don’t override thread class run() method in java?

answer Feb 13, 2018

0 votes

1 answer

Is it necessary that each try block must be followed by a catch block in java?

posted Feb 9, 2018

0 votes

0 answers

How can we store and retrieve images from the database?

posted Feb 9, 2018

0 votes

1 answer

What are the JDBC API components?

posted Feb 9, 2018

0 votes

2 answers

What is the difference between Collection and Collections in java?

answer Feb 9, 2018

0 votes

1 answer

How to synchronize List, Set and Map elements in java?

answer Feb 9, 2018

0 votes

1 answer

How to convert ArrayList to Array and Array to ArrayList in java?

answer Feb 9, 2018

0 votes

1 answer

What gives Java its 'write once and run anywhere' nature?

posted Jan 25, 2018

0 votes

1 answer

What is FutureTask class in java?

posted Jan 25, 2018

0 votes

1 answer

What is atomic operation? What are atomic classes in Java Concurrency API?

posted Jan 25, 2018

0 votes

0 answers

What are the improvements in Concurrency API in Java 8?

posted Jan 25, 2018

0 votes

Uses of Applets

posted Jan 23, 2018

+1 vote

1 answer

What is the different between ResultSet and RowSet in java?

posted Jan 21, 2018

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