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CORE JAVA Interview Questions You'll Most Likely Be Asked
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134 trykte sider
- Oprindeligt udgivet
- 2016
- Udgivelsesår
- 2016
Citater
- Elvin Mahmudovhar citeretfor 5 år siden
8: How will you define Synchronization?
Answer:
Synchronization is a locking mechanism which is used to control the threads. For example, if multiple threads try to access a shared resource at the same time, then we need some way for the resource to be accessed by only one Thread at a time. So, the main purpose of Synchronization is to protect and secure data. - Elvin Mahmudovhar citeretfor 5 år sidene can create threads in two ways as described below:
a) By extending “Thread” class
b) By implementing the interface called “Runnable” - Elvin Mahmudovhar citeretfor 5 år sidenhat is the difference between wait() and sleep()?
Answer:
The sleep(n) asks the thread to wait for a specific amount of time. The thread wakes up exactly after the specified amount of time. The wait(x) method keeps the thread waiting for maximum specified amount of time. It may be invoked by a notify() or notifyAll() method anytime before the specified time.
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