File APIs for Java Developers
Manipulate DOC, XLS, PPT, PDF and many others from your application.
The moose likes Programmer Certification (SCJP/OCPJP) and the fly likes Threas - Object Locks Question Big Moose Saloon
  Search | Java FAQ | Recent Topics | Flagged Topics | Hot Topics | Zero Replies
Register / Login

Win a copy of Java Interview Guide this week in the Jobs Discussion forum!
JavaRanch » Java Forums » Certification » Programmer Certification (SCJP/OCPJP)
Bookmark "Threas - Object Locks Question" Watch "Threas - Object Locks Question" New topic

Threas - Object Locks Question

Vidyavathi saravanan
Ranch Hand

Joined: Sep 24, 2004
Posts: 34
This is one of the questions from K&B.

Assume u have a class that holds two private variables: 'a' and 'b'. Which of the following pairs can prevent concurrent access problems in that class.?

Answers: B and F
My question is why not E ?
Joe Borderi
Ranch Hand

Joined: Oct 23, 2004
Posts: 151
Go ask your compiler.
Henry Wong

Joined: Sep 28, 2004
Posts: 20538

My question is why not E ?

Simply, Choice E is not valid Java syntax.


Books: Java Threads, 3rd Edition, Jini in a Nutshell, and Java Gems (contributor)
I agree. Here's the link:
subject: Threas - Object Locks Question
It's not a secret anymore!