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

Explain OOPs concept.

Syntel, Visa,

1077

Explain polymorphism citing an example.

Amazon,

1039

What are exceptions

Futures First,

1096

What is command line argument

TCS,

1188

What is the difference between delete and delete[]

Amazon,

3 1529

What is the difference between the Reader/Writer class hierarchy and the InputStream/OutputStream class hierarchy?

1131

What is the purpose of the System class?

994

Explain about oops concepts.

Aditi Placement Service,

1121

Difference between string s= new string (); and string s = "abv";?

Cap Gemini,

1212

Explain about complier design(phases)

Aditi Placement Service,

1079

Explain about doubly linked list

Aditi Placement Service,

1026

What is compiler and what its output.

Cognizant,

1147

What is runtime locatable code?

Cognizant,

1420

What restrictions are placed on method overriding?

1173

What is an array in java?

1192

Un-Answered Questions { Java Related }

What are the types of springs?

447

Write an sql to find all records having all numeric characters in a field ?

961

Difference between RUN command and Functional maps?

939

How can I scroll through list of pages like the search results in google?

963

What is the spring framework used for?

477

Define persistent classes.

600

How many threads can I run java?

1110

Why use spring, if you are already using struts?

992

What is final keyword?

1152

Where are local variables stored?

962

What is java string pool?

1002

What are the three parts of a lambda expression?

1001

Why isn't the java.sql.DriverManager class being found?

998

How is consistency maintained by Stateful Session through transaction updates ?

1180

What is starter dependency in spring boot? : Spring Boot

441

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