Friday 7 November 2008

You are to consider the specifications of four commercially available computer systems, select the most appropriate and justify your selection.

I choose Windows XP because I like it and in my own opinion I fink is better then windows Vista I choose windows XP because is easy to use.

Windows XP is the successor to both Windows 2000 Professional and Windows Me, and is the first consumer-oriented operating system that was produced by Microsoft to be built on the Windows NT kernel (version 5.1) and architecture.

Windows XP is the most widely used operating system in the world with a 69% market share, having peaked at 85% in December 2006.

describe the purpose, features and functions of two different operating systems.

* Windows Vista

Windows Vista is a software operating systems that developed by Microsoft for use on personal computers, including home and business desktops, laptops, Tablet PCs, and media center PCs.

The Main Purpose of windows Vista

Windows Vista contains many changes and new features, including an updated graphical user interface and visual style dubbed Windows Aero, improved searching features, and new multimedia creation tools such as Windows DVD Maker, and redesigned networking, audio, print, and display sub-systems. Vista also aims to increase the level of communication between machines on a home network, using peer-to-peer technology to simplify sharing files and digital media between computers and devices.

explaining the function of the system unit components and how they communicate.

A PC stands for (Personal Computer) is a system, consisting of many components. Some of those components, like Windows XP, and all your other programs, are software.

The stuff you can actually see and touch, and would likely break if you threw it.
Not everybody has exactly the same hardware or software. But those who have a desktop system, are likely the same for example the picture below, probably every one has most of the computer components.

Select a software utility explain how and why they are used:

While undertaking the demonstrations in Task 1, you are to select a software utility from two of the following categories and explain how and why they are used:

* Virus protection – Virus protection is a software that provides better serves and security information to help and protecting users against viruses and worms. It also blocks and scans the computer for viruses or worms. Also it delete the infected files and viruses.

* Firewalls - A combination of hardware and software that protects the
computer (or network) from unauthorized (outside) access, for example
people hacking your system to destroy or damage you computer or stole
your data.

The range of utility software

System profilers utility software..

The utility software is a service program that can provide detailed information about the software installed and hardware attached to the computer. Also is a computer programs that help to manage, recover, and back up files.

Purpose of the utility software System Profiles

* It can proved information about any software.

* It can install hardware attached to the computer.

* It can also help to recover and back up files.

Network managers utility software.

The utility software is a programs that check your network, log events and check The amount of data that can be transferred at a given moment to or from a server. For example you can transfer images, text, or anything else that the web server must transfer to the user's. As a general rule 500 MB of data transfer is equivalent to about 20,000 page views.

Purpose of a utility software.

* It check you network and the amount of data been transfer.

* It can transfer anything for example text, images, music video, file.

* It can transfer data from one computer to an other from the web server.