What are the ways in which a thread can enter the waiting state?

Java Programming Language > Managing Errors and Exception > About Java Tutorial

Short Question

4242

Answer:

A thread can enter the waiting state by invoking its sleep() method, by blocking on IO, by unsuccessfully attempting to acquire an object's lock, or by invoking an object's wait() method. It can also enter the waiting state by invoking its (deprecated) suspend() method.

Go to Question List

This Particular section is dedicated to Question & Answer only. If you want learn more about Java Programming Language. Then you can visit below links to get more depth on this subject.

Java Syllabus

Java Tutorial

Java Chapterwise Programs

Java Chapterwise MCQs

Java Chapterwise Q & A

# C Tutorials # JAVA Tutorials # HTML Tutorials # Computer Fundamental # Data Structure # DBMS Tutorials SQL # C# Language # R Language # PHP # Python # Vue JS

Join Our telegram group to ask Questions

Click below button to join our groups.

Ask Question - CSE

Programming Language - PDF

Related Program List

133. How does multi-threading take place on a computer with a single CPU?

Answer: The operating system's task scheduler allocates execution time to multiple tasks. By quickly switching between executing tasks, it creates the impression that tasks execute sequentially.

# Tutorial: About Java Tutorial

Question: Multithreading in java Short

134. What invokes a thread's run() method?

Answer: After a thread is started, via its start() method of the Thread class, the JVM invokes the thread's run() method when the thread is initially executed.

# Tutorial: About Java Tutorial

Question: Multithreading in java Short

135. Does it matter in what order catch statements for FileNotFoundException and IOException are written?

Answer: Yes, it does. The FileNoFoundException is inherited from the IOException. Exception's subclasses have to be caught first.

# Tutorial: About Java Tutorial

Question: Managing Errors and Exception Short

136. What is the difference between yielding and sleeping?

Answer: When a task invokes its yield() method, it returns to the ready state. When a task invokes its sleep() method, it returns to the waiting state.

# Tutorial: About Java Tutorial

Question: Multithreading in java Short

137. Why Vector class is used?

Answer: The Vector class provides the capability to implement a growable array of objects. Vector proves to be very useful if you don't know the size of the array in advance, or you just need one that can change sizes over the lifetime of a program.

# Tutorial: About Java Tutorial

Question: Vector in Java Short

138. How many bits are used to represent Unicode, ASCII, UTF-16, and UTF-8 characters?

Answer: Unicode requires 16 bits and ASCII require 7 bits. Although the ASCII character set uses only 7 bits, it is usually represented as 8 bits. UTF-8 represents characters using 8, 16, and 18 bit patterns. UTF-16 uses 16-bit and larger bit patterns.

# Tutorial: About Java Tutorial

Question: DataTypes in java Short

139. What are Wrapper classes?

Answer: These are classes that allow primitive types to be accessed as objects. Example: Integer, Character, Double, Boolean etc.

# Tutorial: About Java Tutorial

Question: OOPs concept more Short

140. What is the difference between a Window and a Frame?

Answer: The Frame class extends Window to define a main application window that can have a menu bar.

# Tutorial: About Java Tutorial

Question: Fundamentals of Object-Oriented Programming Short

141. Which package has light weight components?

Answer: javax.Swing package. All components in Swing, except JApplet, JDialog, JFrame and JWindow are lightweight components.

# Tutorial: About Java Tutorial

Question: Fundamentals of Object-Oriented Programming Short

142. What is the difference between the paint() and repaint() methods?

Answer: The paint() method supports painting via a Graphics object. The repaint() method is used to cause paint() to be invoked by the AWT painting thread.

# Tutorial: About Java Tutorial

Question: Fundamentals of Object-Oriented Programming Short

Chapterwise Java Program
Chapterwise C Program
Chapterwise Data Structure Program