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Google Core Java Interview Questions

Questions Answers Views Company eMail

Why non nested classes in java are not having marked as protected access specifier

2 11234

What is the purpose of setAutoCommit() ?

1 6262

Can we access private data outside of the class directly in java programming language? Why There is no runtime checking in java, which leads to access the private data directly outside of a class?

5 11370

how a programmer confirms that the data submitted has been succesfully inserted into the database(either oracle or my sql).. How a programmer confirm if there is any problem with the program he wrote for insertion... ANS:--- >executeupdate method is having boolean return type, if anything goes wrong in data insertion or data updation, it would return false. otherwise, if it successfully inserts data into the database, it would return true NOW HOW TO I CHECK IN MY DURING EXECUTION WHETHER IT RETURNS TRUE OR FALSE... WELL IT WILL DISPLAY ANY MESSAGE OR NOT

2428

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". } } }

1802

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Google Core Java Interview Questions

Google Core Java Interview Questions (5)

Un-Answered Questions

Please explain class & object in c++?

1095

How do I limit the number of rows returned by an oracle query after ordering?

1168

What are the steps to be taken to schedule the report?

964

Explain the difference between mapping parameter and mapping variable?

1038

How many types are available in machine learning?

187

Which dos command is used to delete one or more files?

542

What is network security?

1001

Always declare destructors to be virtual"?????? why this is so needed?????

2142

Find command can search for files by

955

How do you check if an arraylist is not empty?

1120

What is 'electronic fund transfer system' (efts)?

1069

Explain the importance of implementing a fault tolerance system? Are there limitations?

1103

Is hibernate obsolete?

349

How much does microsoft outlook cost?

What are the different layers of ado.net?

1083