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Interview Questions and Answers for 'Egen Solutions' - 5 question(s) found - Order By Newest

Frequently asked question in companies using Hibernate.
  Q1. What is Lazy Initialization in Hibernate ?Hibernate
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Ans. It's a feature to lazily initialize dependencies , relationship and associations from the Database. Any related references marked as @OneToMany or @ManyToMany are loaded lazily i.e when they are accessed and not when the parent is loaded.

  Sample Code for Lazy Initialization

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   Like      Discuss      Correct / Improve     hibernate   lazy loading hibernate   lazy initialization hibernate   architecture     overstock.com  BridgePoint Technologies  Medgate  Dex Media  Diversant  Tieto  Oracle  Bank of America Merrill LYNCH  NEC Japan  HCL Technologies  Deloitte  Accenture  Infosys  Tata Consultancy (TCS)  Luxoft  Nvidia  Cority  Kumaran Systems  PubMatic  Deven Infotech  Tavant  Casenet  Azuga  Egen Solutions  Photon Infotech  Dun & Bradstreet  ITHAKA  EngineerBabu  Atos  Zycus  CPA Global  Zycus  Fareportal  Saxo Bank  NSF International   Publicis  Sapient Razorfish  Pratham Software  ATCS  Q3 Technologies  Metacube Software  A3Logics  Nagarro  Tech Mahindra  Patni Computers  L&T Infotech  Mphasis  Mindtree  Hexaware  Collabera  3i Infotech  IGate  Kpit Technologies  NIIT Technologies  Trianz  Persistent Systems  IT Asset      Basic        frequent

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  Q2. Explain OOPs Core Java2017-06-13 08:25:45

Ans. OOPs or Object Oriented Programming is a Programming model which is organized around Objects instead of processes. Instead of a process calling series of processes, this model stresses on communication between objects. Objects that all self sustained, provide security by encapsulating it's members and providing abstracted interfaces over the functions it performs. OOP's facilitate the following features

1. Inheritance for Code Reuse
2. Abstraction for modularity, maintenance and agility
3. Encapsulation for security and protected
4. Polymorphism for flexibility and interfacing

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   Like      Discuss      Correct / Improve     oops  oops features     Trimax IT Infrastructure & Services  Aricent  HCL Technologies   Tata Consultancy (TCS)  Infosys  Cognizant (CTS)  Capgemini  Blue Coat  Symantec  Deegit  Cerner   Verizon  Ancestry  Accenture  Lexis Nexis  Elsevier  Overstock  Sofi  DeCurtis  Appirio  GlobalLogic  Robert Bosch  Lexicon IT  Teleperformance  Ranosys Technologies  InfoObjects  LoginRadius  Pixere  GirnarSoft  In Time Tec  Konstant Infosolutions  Axtria  Infostretch  TatavaSoft  E2logyCroods Consolidates  Elegant MicroWeb  IndiaNIC Infotech  Surekha Technologies  Amnex InfoTechnologies  Wishtree Technologies  Apttus  Majesco  Techsosys  Virtusa  Gruppo Banca Sella  eNoah  Volante Technologies  Karomi  Urjanet  Full Creative  Uniphore Software Systems  Revature  Saggezza  DXC Technology  QBurst  Kott Software  Petrolink Services  RapidValue Solutions  Speridian Technologies  Fingent  Marlabs  Ixigo.com  Bravura Solutions  Amdocs  GSPANN Technologies  Healthkart  Hughes Systique  Prospecta  Fidelity  Mediology Software  Ksolves  InfoGain  Mindfire Solutions  Hays  R Systems  Netrix Technology  HexaView  PayTM  Suncore Microsystem  Remaxys  ANR Software  Impetus Technologies  WittyBrains  InnovationM  Diction Technology  Bhavna Corp  Bristlecone  Fiserv  Quovantis Technologies  InnovationM  Intelligrape Software  PayCraft  Nearbuy  WSE Group  Grappus  MAQ Software  JellyFish Technologies  SysArc Infomatix  MetricStream  Delhivery  Atidan  Experis  NICE  Dark Horse IT  VizExperts  CatalystOne  Syntel  BlackNGreen  InnoEye Technologies  Java R&D  QA InfoTech  HARMAN  Eli Global  Damco Solutions  LensKart  360 Degree  FlipKart  Egen Solutions  AppzCloud Technologies  TechAhead  Yamaha Motor Solutions  Quovantis Technologies  Adobe  Samsung Noida Lab  Lybrate  Novelvox  HSBC Holdings  Fluid AI  Nelito System  GoldenSource  Naaptol  Ashtech Infotech  Mobicule  Future Group  Calypso Technology  Skillnet Solutions  3i Infotech  Nucsoft  InteractCRM  Aurionpro Solutions  Hexaware Technologies  Ness Technologies  Cigniti Inc  ValueLabs  Magnaquest  Mphasis  IVY Comptech  Medlife.com  ServiceNow  Acclaris  Reliance Jio Infocomm  Bentley Systems  Erricson Worldwide  Hyland  Xpanxion  Cerner  Codeclouds IT Solutions  Procentris      basic        frequent


 Q3. What is an Externalizable interface ?
Anonymous
Ans. Externalizable interface is used to write the state of an object into a byte stream in compressed format.

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   Like      Discuss      Correct / Improve     java   oops   serialization   externalizable interface   interface     Egen Solutions  Xpanxion  MphasiS


 Q4. Can we call the garbage collector explicitly ?Core Java
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Ans. Yes, We can call garbage collector directly but it doesn't guarantees that the gc will start executing immediately. This gc( ) method appears in both Runtime and System classes of java.lang package.

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

   Like      Discuss      Correct / Improve     java   garbage collection   java memory management   jvm   gc   yes no     Hewlett Packard (HP)  eGain  Egen Solutions  Computer Sciences Corporation (CSC)      expert

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 Q5. What is Externalizable interface?Core Java
Admin
info@buggybread.com
Ans. Externalizable is an interface which contains two methods readExternal and writeExternal. These methods give you a control over the serialization mechanism.

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

   Like      Discuss      Correct / Improve     java   serialization   externalizable interface     MPhasis  Egen Solutions      intermediate        rare




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