Core Java Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Core Java Interview Questions

Questions Answers Views Company eMail

What are the different ways to handle exceptions?

1056

Which class is used by server applications to obtain a port and listen for client requests?

1028

What is jit and its use?

1034

Where pragma is used?

1100

Define how objects are stored in java?

1125

What are classloaders?

1087

Can an interface extend another interface?

1115

What is downcasting?

1216

Is jdk required on each machine to run a java program?

1372

Which arithmetic operations can result in the throwing of an arithmeticexception?

1072

Why generics are used in java?

1101

Define how destructors are defined in java?

1081

Which number is denoted by leading zero in java?

1314

What is an enumeration?

1124

What is a layout manager and what are different types of layout managers available in java awt?

1313

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Un-Answered Questions { Core Java }

What is meant by structural programming?

1069

What will be the initial value of an object reference which is defined as an instance variable?

1199

What is a wrapper method?

1179

Is intellij better than eclipse?

1153

How big is a 64 bit float?

1075

What is boolean logic?

1077

Can we write multiple catch blocks under single try block?

1154

What is byte code and why is it important to java’s use for internet programming?

1203

How does list work in java?

971

Can we convert integer to string in java?

1096

Can we overload final method in java?

1036

What is the static keyword?

1153

What is java in detail?

1132

What are invisible components?.

2198

What is a control variable example?

1081

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