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

How many types of JDBC drivers are there and what are they?

TCS,

2 9570

How many isolation levels are supported in JDBC and what are they?

1 5941

What is PreparedStatement?

Infogain, Wipro,

6 17047

what is callable statement?

Infogain,

6 23682

what is metadata and it's use?

3 6787

who should use JNDI?

1 5772

where is JNDI being used in java platform?

2 8890

what protocols does JNDI provide an interface to?

1 6636

whats the relation ship between LDAP and JNDI?

1 10703

Is JRE required to compile Java files ?

HCL,

4 16558

How to set the Heap size in Java ?

HCL,

2 12706

What is the life cycle of Thread ?

HCL, Varnar Softech,

12 42685

What is the format of Inner Class after it compiled?

1 5406

What is the use of anonymous inner classes ?

DELL, HCL,

12 30962

What is the use join() in Threads ?

HCL,

5 12968

Un-Answered Questions { Java Related }

What is the locale class?

1020

Can we return resultset in java?

985

How to create a base64 decoder in java8?

1128

What is a classloader in java?

1080

What are the contents on web.xml in struts application ?

1058

what is reflection api? How are they implemented?

1098

Are jvm’s platform independent?

972

What is the first argument of the string array in main method?

1025

What do you mean by an interface in java?

1095

What do you understand by casting in java language? What are the types of casting?

923

i want test pattern of zylog company and some examples also

2855

What is the difference between filters and interceptors ?

1293

How is declarative handling of exceptions done in struts ?

999

Can we extract main method from another class?

1023

How does java handle integer overflows and underflows?

1107

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