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Doubts in Java

 
Ranch Hand
Posts: 231
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why applet does not have a main() method ?

why applets are treated as different category of progrms ?

how is a high level of security achieved using applets ?

when an applet runs it can be saved with ".ser" .....what is that ?

how does execution of applet differ from excution of normal program ?

how does a browser with suitable plugin provide the functionality of "appletviewer.exe" ?....whats that plugin ?

are IOException never possible in Java ?

what is the significance of "volatile" modifier ?

What is the excat relation between "char", "int", and "byte" ? how can we relate these three datatypes and UNICODE as well as ASCII ?

is it true that different environments use diffrent character sets? Why ?......whats the character set used by Windows (XP/98/95/NT) ?

Can Sleep() method Or keywords like Synchronised be used in a class without implementing Runnable or extending Thread? Why ?

How does join() work in threads? can u Please explain their working theortically? How is it different from isAlive() ?

How can we implement various "states" of threads in our prg ? which built-in functions or methods represent these states ?

what is a daemon thread ?

why main must be the last thread to finish executing ? what to do when a java class does not contain main ?

how does presence of other threads in my PC affect my multithreaded java prg.....which is executed in differnet Java runtime Environment?

how do diff Platforms ( Windows, Mac, Linuxetc.,) schedule threads ?

What is a "stream" ?

What is a console?...e.g ???

what does buffer or anything related to buffer mean in IO of Java?

Are streams Objects ?
 
Rancher
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You should read your text book before trying to take the exams.
 
author
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Too many questions for one thread, especially since you should provide much more context for each question for us to be able to answer them effectively.
 
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