Interview Questions

Q:

What Is the Google Android SDK?

Answer

The Google Android SDK is a toolset that developers need in order to write apps on Android enabled devices. It contains a graphical interface that emulates an Android driven handheld environment, allowing them to test and debug their codes.

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0 2000
Q:

What is the difference between an Interface and an Abstract class?

Answer

An abstract class can have instance methods that implement a default behavior. An Interface can only declare constants and instance methods, but cannot implement default behavior and all methods are implicitly abstract. An interface has all public members and no implementation. An abstract class is a class which may have the usual flavors of class members (private, protected, etc.), but has some abstract methods.

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Subject: Java

0 1999
Q:

Both PL/SQL and Java (or) .NET code can be used to create Oracle stored procedures and triggers. Which of the one should be used and why?

Answer

Even though both PL/SQL and Java (or) .NET can be used, PL/SQL stands above these two in terms of integration overhead. This is because Java is an open source proprietary and Data manipulation is slightly faster in PL/SQL than in Java. 

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Subject: Oracle

0 1998
Q:

What is the difference between the communication and transmission

Answer

Transmission is a physical movement of information and concern issues like bit polarity, synchronization, clock etc.


Communication means the meaning full exchange of information between two communication media

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0 1998
Q:

Explain how garbage collection deals with circular referrences?

Answer

The .Net runtime knows about all the references between the objects. It can identify all the circular references that are reachable from the root and hence finalize them to free them all at once if and when needed

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Subject: .NET

0 1998
Q:

Have you ever had difficulty working with a manager?

Answer

Here are some example statements to consider as you prepare your answer.


1.I have been fortunate to have had awesome managers during my career so far. I have respected each of them  and got along nicely with all of them.


2.No, I am a hard worker, and my managers continually appear to appreciate the job I'm doing. I have got along good with every manager I have had.

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Subject: Team Work

6 1997
Q:

How can your application perform actions that are provided by other application e.g. sending email?

Answer

Intents are created to define an action that we want to perform and the launches the appropriate activity from another application.


Code


        Intent intent = new Intent(Intent.ACTION_SEND);


        intent.putExtra(Intent.EXTRA_EMAIL, recipientArray);


        startActivity(intent);

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0 1997
Q:

How to assign address to the reference?

Answer

ClassName refName = new ClassName();


or


ClassName refName;


refName = new ClassName();

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Subject: Java

0 1995