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It is 3. There are 2 mandatory parts, variable identifier and data type. Third type is optional which is an optional value.

Memory is reserved using data type in the variable declaration. A programming language implementation has predefined sizes for its data types. For example, in C# the declaration int i; will reserve 32 bits for...

Binary system is has 2 as its base. The way we have digits 0-9 in a decimal system and 10 is the base, we have digits 0 and 1 in a binary system whose...

A Register is a group of Flip-Flops each Flip-Flop stores a single bit of memory. The Register size is variable depending on number of Flip-Flops. Hence a Register is a small storage device placed...

We need four operations to accomplish it. – prev of new node has to point to current node – next of new node has to point to next node – prev of the next...

Yes, we can call pointer as a variable. It is used in some languages which supports its use.the datatype of pointer is of ptr,and not of datatype of the variable to which it is...

malloc: allocate n bytes calloc: allocate m times n bytes initialized to 0

Definitions of member functions for the Linked List class are contained in the LinkedList.cpp file.

A linked list application can be organized into a header file, source file and main application file. The first file is the header file that contains the definition of the NODE structure and the...

The appendNode() member function places a new node at the end of the linked list. The appendNode() requires an integer representing the current data of the node.