science and technology

science and technology

PUBLIC SPEAKING ASSIGNMENT


HOW COMPUTER DOES AFFECTS US IN OUR DAILY LIFE?



SUBMITTED TO M/R OLIVER BARSSA









CONTENTS


1 ESSAY ABOUT COMPUTERS
2 EFFECTS OF COMPUTERS
3 TYPES OF COMPUTERS

























HOW DOES COMPUTERS AFFECTS US IN OUR LIFE ??


The invention of the computer is one of the most remarkable innovations that have occurred over the last ten decades. The modern world is deemed digital, what most people fail to appreciate however is that the source of life being digital is the computer. Gone are the days when executing stuff was done manually. Today at the click of a button, rocket machines has been launched, ICU  life-support is run, instant communication is enabled, to mention but a few.
Computers are defined as programmable machines that have two key features :they respond to a specific set of instruction(given by the human) that have been well defined and they can execute a pre-recorded list of instructions usually referred to as a program. Therefore computers execute what they have been instructed to.
Computers have evolved over the years from the static mainframe computers to the portable modern computers that we use today. Modern computers are both electronic and digital, and consist of the actual machinery such as wires circuits and transistors –these are referred to as hardware, and the data and instructions that are fed into the computer which are collectively referred to as software.
Components of the Computer.
The main components that make up the computers are:
 Memory: enables computers to store data and programs.
 Mass storage device: this is commonly referred to as the hard disk.
 Input devices: such as the computer keyboard and mouse.
 Output devices: such as the screen.
 CPU: which is the heart of the computer and is responsible for all executions.
 
Benefits of Computers :
Different sectors have...

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