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

Core Java Interview Questions

Questions Answers Views Company eMail

What is string intern in java?

1086

How do you get the length of a string in java?

1055

What is lastindexof in java?

1169

How do you include a string in java?

1054

Is string a keyword in java?

1 1503

What does %d do in java?

1086

How use .contains in java?

1224

What are class types in java?

1111

What is <> used for in java?

1165

Can we convert integer to string in java?

1089

What is string length in java?

996

How do you escape in java?

1132

How do you convert int to char in java?

1118

What is indexof in java?

1052

How many types of classes are there in java?

1112

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Un-Answered Questions { Core Java }

What is regex in java?

990

What is a pointer and does java support pointers?

1058

Difference between doublesummarystatistics, intsummarystatistics and longsummarystatistics ?

1028

What are register variables what are the advantages?

937

What is data string?

1046

Difference between a process and a program?

1159

What is a java list?

1156

What is a singleton in genetics?

1123

Implement two stacks using a single array.

1101

Is a boolean 1 bit?

1121

Should you use singleton pattern?

988

What is size () in java?

1149

How many techniques can be employed to create a string object?

1165

How do you reverse a list?

1048

What method is used to specify a container's layout in java programming?

1204

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