Answer Posted / ravikiran(aptech mumbai)

Integer is a wrapper class object where as int is a
primitive datatype

What is java ceil?

980

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I want to print “hello” even before main is executed. How will you acheive that?

1044

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What are the uses of java?

1022

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How do you read and print a string in java?

904

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What is use of map in java?

948

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How do you trim a space in java?

918

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

1194

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Explain the difference between arraylist and linkedlist in java?

907

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How to make a non daemon thread as daemon?

1009

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What does it mean that a class or member is final?

938

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Can a abstract class be defined without any abstract methods?

928

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Can you add null to a list java?

994

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I am unable to find or learn about print command. I have a graphical program in core java in applet but i want to give print command but i have coding for that so if anyone know about this plz mail me on avdhesh_chauhan007@yahoo.co.in

2032

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What is ascii code?

1150

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What is the difference between preemptive scheduling and time slicing?

996

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