Huawei Core Java Interview Questions Answers, Huawei Placement Papers, Huawei Technical, HR Interview Questions, Huawei Aptitude Test Questions, Huawei Campus Placements Exam Questions

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Huawei Core Java Interview Questions

Questions Answers Views Company eMail

what is the difference between static block and static method

19 57823

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 12227

why is multiple inheritance not allowed in java?

7 15978

hi to all. well can you please tell me that why String class is immutable? Thanks in advance.

5 9808

perpare on factorypattern,linklist wothout using collection, (multitharding ie create producer/customer therad producer create Queue continuesly,consumer consume queue, consumer wait if queue is full,producer wait if queue is empty),diff betn sleep(1000)&wait(1000) these r the main Q ask in huawei(2008)

1 5519

write java code to print second max number in the array

12 24033

Write java code to print "Hello how are you" Thread1 should have "Hello" Thread2 should have "how are you" both the threads should start at the same time

4 9759

Program to output as below formate: 1 2 3 4 5 6 7 8 9 10

4 8028

Program to find greatest prime number in n numbers?

3 15877

program to validate the IP address? Validity range should be 0 to 255

1 10666

question on Thread synchronization

3 10198

diff b/w sleep(1000) and wait(1000)?

4 21113

I have an HashMap object, which has with key and value pair. It has 10 keys and values in that object. Now the question is I want insert new key and value in middle or any where in that list but not at the end or at the top. Is it possible or not. If yes how can we achieve this one?

2 7287

How can we handle runtime exceptions? write one sample program? Can we write runtime exceptions beside the throws key word? if yes write sample program?

1 7486

JSP is by default thread safe or not? what is the meaning of isThreadSafe="true" and isThreadSafe="false". Explain it? Thanks, Seenu

9 31504

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Huawei Core Java Interview Questions

Huawei Core Java Interview Questions (20)

Un-Answered Questions

What is meta description?

830

What are the components of r functions?

what are the informix isolation levels and can you explain each one ?

Tell me what is needed to make a multiple choice list with a custom view for each row?

826

What is remember token in laravel?

740

tell me about your strengths and weakness.

1277

in tally ,professional fees head will come under which income group ,direct or indirect if the business of owner is designing work or related to creativity

5580

Explain the boxing and unboxing concept in .net?

861

Which function module would you use to check the user’s authorization to access files before opening a file?

1048

What does chmod 644 do?

1004

Agent communicate with other Agents?

Explain the different types of views in sap hana?

What is a document header? : fi- general ledger accounting

1140

How to access session data?

731

What do you mean by subquery?

1087