Answer Posted / samba

Ans) Java is not pure object orinted language. why because
we can write java program class and objects and also can
write java program class and primitive type variable as
like int float double and byte.

What does string mean in java?

828

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Why declare Main() method as a static in java ?

815

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How would you dynamically allocate memory to an array?

797

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How does indexof work?

725

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What is the structure of java?

751

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Explain about exception propagation?

767

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When wait(), notify(), notifyall() methods are called does it releases the lock or holds the acquired lock?

760

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What is javac_g?

762

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What is your platform?s default character encoding and how to know this?

2006

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Can we force garbage collector to run ?

775

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What is a finally block? Is there a case when finally will not execute?

752

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Is there any way to find whether software installed in the system is registered by just providing the .exe file? I have tried the following code but its just displaying the directory structure in the registry. Here the code : package com.msi.intaller; import java.util.Iterator; import ca.beq.util.win32.registry.RegistryKey; import ca.beq.util.win32.registry.RootKey; public class RegistryFinder { public static void main(String... args) throws Exception { RegistryKey.initialize(RegistryFinder.class.getResource("jRe gistryKey.dll").getFile()); RegistryKey key = new RegistryKey(RootKey.HKLM, "Software\\ODBC"); for (Iterator subkeys = key.subkeys(); subkeys.hasNext();) { RegistryKey subkey = subkeys.next(); System.out.println(subkey.getName()); // You need to check here if there's anything which matches "Mozilla FireFox". } } }

1546

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What is the main purpose of java?

754

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Is this valid in java ? Can we instantiate interface in java?

755

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What is a list in java?

720

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