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| Interview Questions and Answers for 'Walmart' - 8 question(s) found - Order By Rating | ||||
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| This question was recently asked at 'Walmart'.This question is still unanswered. Can you please provide an answer. | ||||
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 Discuss Correct / Improve   Asked in 1 Companies | ||||
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| Ans. There is a diverse set of programming languages used in Jenkins, including but not limited to: Java, JavaScript, Groovy, Golang, Ruby, Shell scripts | ||||
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| Discuss Correct / Improve Asked in 1 Companies | ||||
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| Ans. It in Java is used to indicate that a field should not be serialized. | ||||
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Discuss Correct / Improve java oops serialization transient java keywords Asked in 39 Companies  intermediate  frequent | ||||
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| Ans. LDAP servers are typically used in J2EE applications to authenticate and authorise users. LDAP servers are hierarchical and are optimized for read access, so likely to be faster than database in providing read access. | ||||
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| Discuss Correct / Improve java j2ee ldap servers authentication authorization architecture technical lead technical architect production support Asked in 1 Companies | ||||
 Frequently asked to experienced developers. Recently asked in many US interviews. | ||||
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| Ans. When multiple external resources are trying to access the DB locks and runs into cyclic wait, it may makes the DB unresponsive. Deadlock can be avoided using variety of measures, Few listed below - Can make a queue wherein we can verify and order the request to DB. Less use of cursors as they lock the tables for long time. Keeping the transaction smaller. | ||||
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| Discuss Correct / Improve java database architecture Asked in 7 Companies expert frequent | ||||
| Very Frequently asked. Favorite question in walkins and telephonic interviews. Usually among first few questions. Asked in different variants. Must know for intermediate and expert professionals.Among Top 10 frequently asked questions. | ||||
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| Ans. A Class must override the hashCode method if its overriding the equals method. | ||||
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| Discuss Correct / Improve java collections hashcode hash code equals collections Asked in 44 Companies intermediate frequent | ||||
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| Frequently asked at Manhattan Associates ( Based on 2 feedback ) | ||||
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| Ans. Its an anonymous method without any declaration. Lambda Expression are useful to write shorthand Code and hence saves the effort of writing lengthy Code. It promotes Developer productivity, Better Readable and Reliable code. | ||||
 Sample Code for lambda | ||||
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| Discuss Correct / Improve java java8 lambda expression architecture Asked in 58 Companies expert frequent | ||||
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| Frequently asked in face to face interviews. | ||||
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| Ans. int count = 15; int[] fibonacci = new int[count]; fibonacci[0] = 0; fibonacci[1] = 1; for(int x=2; x < count; x++){ fibonacci[x] = fibonacci[x-1] + fibonacci[x-2]; } for(int x=0; x< count; x++){ System.out.print(fibonacci[x] + " "); } | ||||
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| Discuss Correct / Improve ebay fibonacci series Asked in 66 Companies basic frequent | ||||
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