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 58316

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 12305

why is multiple inheritance not allowed in java?

7 16182

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

5 9992

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 5600

write java code to print second max number in the array

12 24418

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 9919

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

4 8154

Program to find greatest prime number in n numbers?

3 15987

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

1 10740

question on Thread synchronization

3 10308

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

4 21256

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 7372

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 7578

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

9 31777

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Huawei Core Java Interview Questions

Huawei Core Java Interview Questions (20)

Un-Answered Questions

What is use of spring boot starter parent? : Spring Boot

481

explain the difference between operator overloading and function overloading.

1054

Explain about gsm interfaces?

977

How to create roll-up summary field on lookup relation?

543

a battery is having capacity 100AH and 25% charging .if a load taking 10A & connected 6 hour .what is the final condition of the battery.

1682

What are data and data types?

1111

Identify problem faced when mass spectroscopy is used with HPLC system ?

1925

What information is shared by the application across microstrategy web nodes?

1092

What does tableau do?

401

What is action section?

1117

How do I run chkdsk from bios?

1047

What is traceur compiler in angular?

902

How do I convert a table to text and text to a table?

593

What is measurement?

1236

What is the difference between catalog and content tab?