Explanation

In computing, virtual memory is a memory management technique that provides an "idealized abstraction of the storage resources that are actually available on a given machine“ which "creates the illusion to users of a very large (main) memory".

Explanation

The designers of the Multics system were the first to use the term process to describe a program in execution in the context of operating systems. 

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Explanation

The first operating system was introduced in the early 1950's, it was called GMOS and was created by General Motors for IBM's machine the 701.

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Explanation

There are two kinds of casts in standard C++.

1. Implicit 

2. Explicit 

Explanation

In C++, 'b' escape sequence is used for backspace. 

In C++, 'f' escape sequence is used for Formfeeding. 

Explanation

In C++, 'b' escape sequence is used for backspace. 

In C++, 'f' escape sequence is used for Formfeeding. 

Explanation

Member functions are operators and functions that are declared as members of a class.

Explanation

Being able to create your own types is called extensibility. 

When a language has the capability to produce new data types, it is said to be extensible.

Explanation

A register in which data can be shifted only in one direction is called unidirectional shift register, while if data can shifted in both directions, it is known as a bidirectional shift register.