SCJP Certification

Sun Certified Java Programmer Certification exam essentials

Archive for September, 2009

September 30th, 2009

What is a thread priority?

No Comments, Uncategorized, by Daisy Williams.

Thread priorities are used by the scheduler to send a thread into the runnable state or the running state. The…

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September 29th, 2009

What is a constructor?

No Comments, Uncategorized, by Daisy Williams.

Constructors are typically used to create an object that is an instance of a class. A constructor is written by…

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September 25th, 2009

What is the comparable interface?

No Comments, Java Facts, by Daisy Williams.

The Comparable interface is used to sort collections and arrays of objects using the Collections.sort() and java.utils.Arrays.sort() methods respectively. The…

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September 24th, 2009

What is an assertion?

No Comments, Java Facts, by Daisy Williams.

An assertion is a statement that will be evauated during the execution of a program. It returns a boolean result….

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