Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Java J2EE Interview Questions

Questions Answers Views Company eMail

Can we have return statement in finally clause? What will happen?

1 1055

Write a java program to check if a number is prime or not?

1 1100

What is equlas() and hashcode() contract in java? Where does it used?

1 1244

How do you sort arraylist in descending order?

1 1102

How do you convert bytes to character in java?

1 1073

Write a program to solve producer consumer problem in java?

1 1097

Explain the difference between hashmap and hashtable in java?

1 1024

What is difference between checked and unchecked exception in java?

1 1101

Explain the difference between extends thread vs implements runnable in java?

1 1229

Write a program to find maximum and minimum number in array?

1 1083

Write a program to calculate factorial in java?

1 1091

Write a program to reverse a number in java?

1 1157

Explain the difference between treeset and treemap in java?

1 1076

Can you override static method in java?

1 1800

What is difference between fileinputstream and filereader in java?

1 1137

Un-Answered Questions { Java J2EE }

What do you mean by an interface in java?

1095

How can you inject java collection in spring?

505

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

996

Write a program to print count of empty strings in java 8?

1084

Hi frnds how to lock an user when he enter wrong credentials more than 3 time using java or j2ee tech take username and password in a bean no need to connect DB and validate give me some sample application code or links its urgent for me thanks in advance

2417

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136

What are the differences between heap and stack memory in java?

1133

Realized?

2257

What is parsing in java?

1034

Write a program to find the whether a number is an Armstrong number or not?

1095

What is action chaining ?

1161

How to create a base64 decoder in java8?

1133

How to sort array in descending order in java?

989

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

1060

Is minecraft 1.15 out?

1042

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