Java Related Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Java J2EE (14736)
J2ME (151)
Java Related AllOther (507)

Java Related Interview Questions

Questions Answers Views Company eMail

what is a thread?

IBM, SunGard,

13 22666

What is difference between Forward() and sendRedirect() methode?

Polaris,

14 31433

class{ ... ... interface myinterface{ ... ... } abstract class{ .. .. } ... .. .. } is this possible to write "Interface and/ or Abstract class inside a class ? if possible whcich one is possible is only interface? is only abstract?

Logica CMG,

2 8476

class A{ m2(){ } } class B extends A{ m2(){ } } class c extends B{ m2(){ } } class my_class extends c{ m2(){ } pulic static void main(){ ...My_class a = new my_class(); super.super.super.m2(); is this is leagal if not find what is the legal procedure in order to call A's version of m2(); }

Logica CMG,

8 21115

Name the Implicit variable which is used to access other implicit objectes present in JSP.

AZTEC,

7 19777

How ThreadSafe page attribute will be working in Servlet as well as in JSP?Automatically ThresdSafe is true in JSP so service method will be destroy in each and every request or not?so how thresd will handle srevice method?

AZTEC,

1 6054

what is the difference between Servlet and JSP?Advantage of JSP over Servelt?Any concept present in JSP which we cant implement in Servlet?

ABC, Apere, AZTEC, CTS, CybAge, iFlex, Impact Systems, Sara, TCS,

31 146575

Difference between Include, Forward and sendRedirect in Servlet?

AZTEC, KPIT, TCS,

7 73092

Directive Include and Action Include how both are working in JSP, what is the difference between both?In which suituation we have to choose these elements?

AZTEC,

4 10704

which method is used to know the status of the Thread?

Honeywell,

9 15824

is this possible to create an array of 0 length? if so how? if not so why? coz we have an array in main() likw this "static void main(String [] s) then what it signifies?

Hexaware, TCS,

3 18551

what exactly happens when we execute "Class.forname("Driver class name");"?Explain indetail

Accenture, HP, IBM, Infosys, SAP Labs, SAS, Sasken, Trigent, Wipro,

10 27713

Is it possible to write static method in abstract class? justyfy your answer?

Hexaware,

5 15839

what is the difference between HashMap And HashTable?

Hexaware,

5 13750

what is the difference between abstract class and Interface?where we can use it in realtime projects?

Agile Software, Cognizant, IBM, Innodata, Logica CMG, Mitosis, Nagarro, Value Chain,

23 72386

Un-Answered Questions { Java Related }

Can we return resultset in java?

985

What is lazy class?

478

Explain public static void main(string args[]) in java.

1062

What is a constructor overloading in java?

1119

Hi frnd can i any one kindly can post for me portlet,hibernate and spring example application and with flow explantion configuration using Jdeveloper.and related links ar tutorials kindly please send me .its urgent for me .thanks in advance...........else can any one send to kondaiah.goddeti@gmail.com

2257

What if I write static public void instead of public static void?

928

Differentiate between static and non-static methods in java.

1115

What is the difference between filters and interceptors ?

1293

What do you know about validation plugin ?

1022

Is minecraft 1.15 out?

1034

Realized?

2250

How is declarative handling of exceptions done in struts ?

999

What is the difference between equals() and == in java?

1032

What is the difference between break and continue statements?

1116

what are the different modes of archival? Explain each mode in two lines each?

993

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