String Programming and Coding Interview Questions Here are 21 most frequently asked String-based questions from a programming job interview. In this article, I am going to discuss the most frequently asked String Interview Questions and Answers in C#. The C compiler automatically places the '\0' at the end of the string when it initializes the array. C program to swap two Strings C Program to Sort an array of names or strings C Program to Check if a Given String is Palindrome C/C++ Program for Return maximum occurring character in the input string C/C++ Program for Remove all duplicates from the input string. I am scheduled to have an onsite interview so I am preparing few basic questions. These questions are not based on theoretical concepts, like Why String is Immutable in Java, but slightly based upon the string data structure and require a lot of coding practice to solve them in limited time. How many characters should one delete to make two given strings anagrams of each other? These common String based questions are the ones you need to know to successfully interview with any company, big or small, for any level of programming job. for example, if given String is "Morning" then it should print "M". Interview Preparation Kit. This is specific to C# string and it is useful for beginner and experience both. Please read our previous article where we discussed the most frequently asked Data Types Interview Questions and Answers in C#. According to the company profile, they are big on string manipulation questions. String Manipulation. This article will demonstrate you, top 10 C# string technical interview questions and their answers. As part of this article, we are going to discuss the following String Interview Questions and Answers in C#. Following is the memory presentation of the above defined string in C/C++ − Actually, you do not place the null character at the end of a string constant. So here I am creating a collection of some important string interview questions in C that might ask by your interviewer. String Interview Questions and Answers in C#. Alternating Characters . Let us try to print the above mentioned string − Easy Max Score: 25 Success Rate: 89.10%. As a .NET developer, if you are working with C# programming language then most of the time, you have faced some challenges while dealing with strings. So far I have manually coded these functions: String length, copy, concat, remove white space; Reverse; Anagrams; Palindrome C/C++ Program for Print all the duplicates in the input string. String Manipulation. Strings: Making Anagrams. One of the most common string interview questions: Find the first non-repeated (unique) character in a given string. This question demonstrates the efficient use of the hash table data structure. Here you will find some solved and unsolved string Interview Questions in C. For the interviewer, string questions are fascinating generally interviewer ask the questions related to the string algorithm. Solve Challenge. String C/C++ Programs.