What are the tricky programming (coding) questions asked in interview?

Programming questions are a fundamental part of any Java or C++ programmer or software analyst interview. No matter which language you have mastered, it is expected that you are familiar with the fundamentals of programming and can solve problems without taking help of API. Some of these questions asked include: Write code to check a string of palindrome or not? Write a process which will remove any given character from a string?

What is the difference between string, string builder and string buffer in java? Why string is final in Java? An array is one of the subjects where most of the programming questions are asked. A linked list is another essential data structure after an array and string. Whatever you cannot do with an array, you can do with a linked.