C and c++ interview questions and answers
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TOP 70 C++ Interview Questions and Answers [Includes Advanced]
A class is basically a user defined custom data type which is like a blue print that show cases the characteristics and behavior. The characteristic of a bird are feathers, beak etc. Objects are instances of the class through which one can access the member variables and member functions. For example, consider the following class:. Here, B1 is an object of the class Bird. Through object B1, we can access the data member name and assign values. Similarly, we can create multiple objects for a class.
The main reason being a candidate who is fresh out of college is not expected to be a master of widely used languages like Java, Python, Perl etc. One advantage with fresher interviews is that there are only limited number of concepts and questions and the same has been repeatedly being asked over years. It's a continuously updated list, go through them, understand the concepts and excel in the interviews. Got a tip or Question? Let us know.
It was developed by Bjarne Stroustrup in the year It is also referred to as object-oriented programming language. It is compiled, case-sensitive and statically typed. These questions are divided into two parts are as follows:. Answer: The class generally specifies the structure of data. It can be defined as the blueprint that describes the states of supported types.
In the next line, we can see open curly braces that indicate the start of a block of a code. After this, we see the programming instruction or the line of code that uses the count which is the standard output stream its definition is present in iostream.
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C++ Interview Questions and Answers - Part I
Class is a blue print which reflects the entities attributes and actions. Technically defining a class is designing an user defined data type. If a class member is protected then it is accessible in the inherited class. However, outside the both the private and protected members are not accessible. The process of binding the data and the functions acting on the data together in an entity class called as encapsulation.