Java interview questions: - 14 important questions asked on String Handling.

During interview following are  Java interview questions which is asked by the interviewer. So do prepare for the interview on this 14 important questions: -

• Is String a primitive data type in Java?
• What is the difference between String and String Buffer?
• Which gives more perform String or StringBuffer?
• What is difference between string and StringTokenizer?
• Which package does define String and StringBuffer classes?
• Which method can be used to obtain the length of the String?
• How do you concatenate Strings?
• Which method can be used to compare two strings for equality?
• Which method can be used to perform a comparison between strings that ignores case differences?
  
• What is the use of valueOf( ) method?
• What are the uses of toLowerCase( ) and toUpperCase( ) methods?
• Which method can be used to find out the total allocated capacity of a StrinBuffer?
• Which method can be used to set the length of the buffer within a StringBuffer object?
• What is StringBuilder?

View the following video on tiles integration with Struts 2: -



Visit for more  Java/J2EE interview questions series.
Regards,

Also visit author’s blog for more Java/J2EE interview questions