Operator Overloading MCQ C++ with answers and explanations for placement tests and job interviews. These solved C++ Operator Overloading MCQ questions are useful for the campus placement of all freshers including Engineering Students, MCA students, Computer and IT Engineers, etc. Our C++ Operator Overloading MCQ ( C++ Operator Overloading Multiple Choice Questions ) focuses on […]
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In the last post, I have explained the difference between the pointers and references in C++. Also, we have already seen the advantage of references over the pointers. Here In this article, we will learn how to return by reference in C++ in a function and use it efficiently in your code. I assume that you
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In C++, operator overloading allows you to redefine the functionality of the allowed operators, such as “+”, “-“, “=”, “>>”, and “<<“. It is a compile-time polymorphism in which the operator keyword is used for operator overloading. Operator overloading is a great technique to give special meaning to an existing operator in C++ without changing
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In C++ pointer and reference, both are used to access the object indirectly. So it is important to know when to use the pointer and when to use reference. This article explains the difference between pointer and reference (Pointers vs References) in C++. Here, I will discuss some important differences between the reference and pointer
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This blog post explains the importance and use of the “explicit keyword in C++”. You will learn here when and how to use the explicit keyword in C++ programming with some example codes. But before going in depth-first we need to know that an explicit keyword is a function specifier, like virtual. Note: Function-specifiers can
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This blog post explains the difference between a long, long long, long int, and long long int. You will learn here issues with int, long int, and long long int with some example codes. But before starting the blog post, I want to make you clear that long and long int are identical and also
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This blog post explains the importance and use of the “C++ mutable keyword”. You will learn here when and how to use the mutable keyword in C++ programming with some example codes. But before going in depth-first we need to know that mutable is a storage class specifier, like static, thread_local, and extern. What
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In this blog post, we will learn about variables, constants, and literals in C++ with the help of examples. C++ Variables: A variable is a storage location that contains some value known or unknown. A symbolic name (identifier) is associated with a variable and usually, we used this name to refer to the stored value.
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We know that machines understand the machine code (Binary Instruction). The machine code is a computer program that is specific to architecture and written in machine language. It is very difficult for humans to write computer programs using machine language. So to avoid this issue generally people write their programs using high-level languages like C,
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We have already written an article on bit operation and already covered many tricky questions related to bit manipulation. In this blog post, we will only discuss how to write macros for bit manipulation. So let’s see some macros for bit manipulation. If you are new and don’t know how to manipulate bits in C/C++
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