Variables and constants, Basic Computer Science

Assignment Help:

Variables and Constants:

These are the smallest components of a programming language.  For writing a program, one must know how to use the internal memory of a computer. A Computer memory is divided into several locations where each location has its own address. Memory organization can be represented diagrammatically as below:  

 

671_Variables and Constants.png

Each location or cell can hold some information. In order to store, retrieve or manipulate data from a specific memory location, we must have some identifier for a particular location. .   

 


Related Discussions:- Variables and constants

The gigo principle, The GIGO Principle : This is a simple principle with a...

The GIGO Principle : This is a simple principle with a clear message and universal application - Garbage In - Garbage out! Always try and enter any data in the form you want to

Define z-transform of sequence x[n], QUESTION (a) Define z-transform o...

QUESTION (a) Define z-transform of sequence x[n]. (b) A causal LTI system has impulse response h[n], for which the z-transform is                     H(z) = (1+z -1

Second generation of computers, THE SECOND GENERATION (1956-1965) ...

THE SECOND GENERATION (1956-1965) This generation of computers were characterized by:     Considerable reduction in physical size     Increased reliability

Programming languages, Programming Languages A number of programming la...

Programming Languages A number of programming languages are available for program writing. These languages can be classified as follows:     Machine language     Assem

Communications programs , Communications Programs : By communications prog...

Communications Programs : By communications programs, we mean those programs which allow a computer to communicate via a transmission cable to another electronic device. Here we d

#, #queswhat computers can do tion..

#queswhat computers can do tion..

Trap doors and Logic Bombs, Trap doors:  This is a way of bypassing normal...

Trap doors:  This is a way of bypassing normal authentication procedure (windows/ operating system user name  and password) to access a system. Once a system is compromised (impac

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd