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Interview Questions and Answers for 'Erricson' - 4 question(s) found - Order By Newest

Very frequently asked in phone and walk in interviews.
  Q1. What are Marker Interfaces ? Name few Java marker interfaces ?Core Java
Anonymous
Ans. These are the interfaces which have no declared methods.Serializable and cloneable are marker interfaces.

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   Like      Discuss      Correct / Improve     java   oops   interfaces   marker interface   serializable   clonable     Qualtech Consultants  Computer Sciences Corporation (CSC)  Addteq  Infosys  Synechron  Amdocs  JPMorgan Chase  Qualtech Consultants  Velopsys  HCL Technologies  Tata Consultancy (TCS)  Accenture  Erricson Technologies  Amdocs  Ericsson  Oracle  Avaya  Copart  Innoplexus  Volvo Information Technology      intermediate        frequent

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 Q2. What are the contents of Hibernate configuration file ( hibernate.cfg.xml ) ?Hibernate
Admin
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Ans. HBM Files ( Mapping )
DB Connection ( DB Connection String , User Name , Password , Pool Size )
SQL Dialect ( SQL variant to be generated )
Show SQL ( Show / No show SQL on Console )
Auto Commit ( True / False )

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   Like      Discuss      Correct / Improve     hibernate   configuration   barclays     Mphasis  Mccoy Global Links  Availity  Infosys  GlobalLogic  Cognizant (CTS)  Overstock.com  Erricson  Erricson India  HCL Technologies  Tata Consultancy (TCS)


 Q3. What are transient variables in java?Core Java
Anonymous
Ans. Transient variables are variable that cannot be serialized.

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   Like      Discuss      Correct / Improve     java   serialization   transient     Cognizant (CTS)   American Express   HCL Technologies   Tata Consultancy (TCS)  Accenture  Erricson  Global Logic      intermediate        rare


 Q4. What is abstraction ?2017-10-13 09:23:38

Ans. Abstraction is a process of hiding the implementation details and describing only the functionality to the user.

 Help us improve. Please let us know the company, where you were asked this question :   

   Like      Discuss      Correct / Improve          Tata Consultancy (TCS)  HCL Technologies  Infosys  Deegit  Barclays  General Electric (GE)  Capgemini  Accenture  Polaris  IBM  eGov Jamaica  Skillnet Solutions  Mastek  Avvo  Computer Science Corporation (CSC)  Revature  Erricson  Allianz  Fidelity Information Services (FIS)




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