June 2002
Intermediate to advanced
704 pages
15h 6m
English
book
Sun Certification Training Guide (310-025, 310-027): Java™ 2 Programmer and Developer Exams
by Jamie Jaworski
Content preview from Sun Certification Training Guide (310-025, 310-027): Java™ 2 Programmer and Developer Exams
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Apply Your Knowledge
Review Questions
| 1: | What is the purpose of garbage collection? |
| 2: | When is an object subject to garbage collection? |
| 3: | How many times can an object's finalize() method be invoked? |
| 4: | Can an unreachable object become reachable again? |
| 5: | Under what conditions does the garbage collector invoke an object's finalize() method? |
| 6: | What is the purpose of finalization? |
| 7: | Does garbage collection guarantee that a program will not run out of memory? |
| 8: | If an object is garbage collected, can it become reachable again? |
| 9: | Can an object be garbage collected while it is still reachable? |
| 10: | Can an object's finalize() method be invoked while it is reachable? |
Exam Questions
| 1: | At which line in the following code is the Vector object created in line 4 first subject ... |
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.