Programming Interview Questions & Help

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What is the difference between Hashtable and hashmap in Java

Satheesh Reddy
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What is the difference between ArrayList and Vector? which one is better in Java

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What all the collection framework classes you have used in your application in Java

Satheesh Reddy
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How will achieve multiple inheritance using interfaces in Java

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Can you give some real time example where you have used an interface and abstract class in Java

Satheesh Reddy
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What is the difference between abstract class and an interface in Java

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What is a singleton class in Java

Satheesh Reddy
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How will you display database tables in an activity? will you use gridview or tableview? justify?

Satheesh Reddy
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Why android uses DVM, why not JVM?

Satheesh Reddy
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How to create a service with single thread?

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How to do inter-thread communication in android, using handlers?

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What is ANR? What is the cause of ANR and how will you rectify this problem?

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To write a back ground functionality in an activity, should I use a thread or service?

Satheesh Reddy
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To write a back ground functionality in an activity, should I use a thread or service?

Satheesh Reddy
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What is a binder service in Android abd how it differs from started service?

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What is the difference between Hashtable and hashmap in Java

What is the difference between ArrayList and Vector? which one is better in Java

What all the collection framework classes you have used in your application in Java

How will achieve multiple inheritance using interfaces in Java

Can you give some real time example where you have used an interface and abstract class in Java

What is the difference between abstract class and an interface in Java

What is a singleton class in Java

How will you display database tables in an activity? will you use gridview or tableview? justify?

Why android uses DVM, why not JVM?

How to create a service with single thread?

How to do inter-thread communication in android, using handlers?

What is ANR? What is the cause of ANR and how will you rectify this problem?

To write a back ground functionality in an activity, should I use a thread or service?

To write a back ground functionality in an activity, should I use a thread or service?

What is a binder service in Android abd how it differs from started service?