1.1 - Computer System

A computer system...

•  takes a set of digital inputs, processes them and creates a set of outputs.
• takes a set of digital outputs, processes them and creates a set of inputs.
• takes a set of digital inputs, processes them and creates a set of inputs.
• takes a set of digital outputs, processes them and creates a set of outputs.

How does data get into a computer?

• Using USB flash drive

• Using input devices

• Using Google

• Using html code

An input device used to control a pointer on the screen and make selections

• Microphone

• HDD

• CD

• Mouse

The main purpose of a computer is to process data. The processing stage takes place within the...

• Keyboard
• RAM
• CPU
• Printer

...is a computer program that contains the set of instructions needed to tell the hardware what to do

• Hardware

• Input device

• Processing

• Software

An example of an output device

• Microphone

• Webcam

• Projector

• Keyboard

...is any physical component that makes up the computer. 

• Hardware
• Software
• Storage
• Microchip 

An ... is designed with a specific task in mind. All the parts and components of an ... are usually built on a single printed circuit board. 

• Output device
• Embedded computer
• Input Device
• Internet connection

Which of the following is NOT an example of embedded system.

• Microwave

• Keyboard

• DVD Player

• Digital watch

Describe a disadvantage of using embedded computers:

• If goes wrong then the equipment itself will stop working and you won't be able to use it.

• They take a lot of space.

• They could be used in computer control such as traffic lights.

• They would use secondary storage device such as solid state memory.