Interview Questions in Core Java# Java - 爪哇娇娃
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Interview Questions in Core Java
http://www.sap-img.com/java/interview-questions-in-core-java.htm
1.what is a transient variable?
A transient variable is a variable that may not be serialized.
2.which containers use a border Layout as their default layout?
The window, Frame and Dialog classes use a border layout as their default
layout.
3.Why do threads block on I/O?
Threads block on i/o (that is enters the waiting state) so that other threads
may execute while the i/o
Operation is performed.
4
http://www.sap-img.com/java/interview-questions-in-core-java.htm
1.what is a transient variable?
A transient variable is a variable that may not be serialized.
2.which containers use a border Layout as their default layout?
The window, Frame and Dialog classes use a border layout as their default
layout.
3.Why do threads block on I/O?
Threads block on i/o (that is enters the waiting state) so that other threads
may execute while the i/o
Operation is performed.
4