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Core Java Interview Questions
Questions Answers Views Company eMail

What is a hashmap used for?

1247

What is the new line character?

1175

Where is the find and replace?

1004

What is string pooling concept?

1074

What is parseint?

1014

Does substring create a new object?

997

What is charat ()?

931

What is the r character?

1020

How do you declare a variable?

1093

What does int argc char * argv [] mean?

997

How do you change an int to a string?

1005

How do you escape a string?

990

What is difference between filereader and bufferedreader?

959

What does indexof mean?

1025

What is the use of bufferedreader?

996


Post New Core Java Questions

Un-Answered Questions { Core Java }

Which is dependent variable?

899


What mechanism does java use for memory management?

978


How do you create a null object?

1085


What are synchronized methods ?

1114


What are three types of loops in java?

1136


Why do you canvas?

1043


What is void in java?

1079


What are static methods?

1052


What are the differences between this and super keyword?

946


Does java runtime require a license?

1068


What is application tier?

1120


What is an empty string in css?

1051


How do you do absolute value in java?

981


Write down program for following scenario. Use java coding standard. You have array list with some words in it..we will call it as dictionary….and you have a arbitrary string containing some chars in it. You have to go through each word of dictionary and find out if that word can be constructed with the help of chars from arbitrary string given. If you find the word print it else print none.

2732


Define immutable object?

1060