1. Threads
Melick R. Baranasooriya
http://melick-rajee.blogspot.com/

2. Thread
O Operating systems
O separate the different applications
O operating system allocates processor time
O Thread maintains
O exception handlers
O a scheduling priority

3. When to use ?
O Rich user experience
O Divide the Work load
O Communicate over
O network
O Web server
O database

4. When to use ? ..
O Operations that take a large amount of
time
O Distinguish tasks
O high-priority
O manages time-critical tasks
O low-priority thread
O May consume memory (< than few)

5. Simple Example

6. Thread Operations
Abort()
Sleep()
Join()
WaitOne()
Interrupt()

7. Cross Thread Operations
O GUI is running in a separate thread
O If we use threads
O It is running in separate Thread

8. Thread Safe Operations
O Lock
O Mutex
O Semaphore
O Limits the number of threads that can access a
resource
O Monitor

9. Thank You!