What is final class?

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can any body tell me? does advance java and j2ee both are same.

4 Answers   CTS, Infosys,

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How many bits are used to represent unicode, ascii, utf-16, and utf-8 characters in java programming?

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Is boolean a data type in java?

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How is it possible for two string objects with identical values not to be equal under the == operator?

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What are the advantages of compiled language?

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In the first round, there are 30 aptitude and 30 java questions. We are suppose to finish both the papers within 60 minutes. I cleared this round. Next was test for programming skills. In this section, Some 7 n's were asked. 1. What is the difference b/w sleep(1000) and wait(1000) 2. what is the diff b/w static block and static function? 3. Write a program to validate IP address using string tokenizer. 4. Write a program to create singleton class 5. write a function to reverse the string 6. Write a prog to print prime nos upto n. EX: If n=9, It shld print 1,2,3,5,7 7. One program on collections- Write a program to print no. of times a number is repeating in an array. EX- {1,3,1,2,5,7,3,7,34,3,8,3} It should print: 1- 2 times 3- 4 times and so on 7. Write a func to print fibonocci series After this I had technical interview, which went on for. 60 mins or so. There were qn's about multi threading, Exception handling and collection classes. Knowledge about collections was very important for the post I was interviewed for.

1 Answers   Huawei,

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What is the benefit of inner / nested classes ?

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Why wait and notify methods are declared in object class?

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Explain the difference between jdk, jre, and jvm?

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How many types of JVM's (OR) Name of the JVM's which are used in Tomcat & Weblogic servers ?

1 Answers   TCS,

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Name the methods that used to get and set the text label displayed by a Buttonobject?

1 Answers  

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