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Copy of Copy of Criteria of selecting New Computer!

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Emily_3A AA

on 16 March 2012

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Transcript of Copy of Copy of Criteria of selecting New Computer!

Unit Two
Criteria of Selecting New Computer

Activity 1
Pair Work
What do we have to consider when we buy a new computer?
1- Identify Tasks for which the computer will be used.
That's mean, you need to consider what type of work you need to do with this computer.
For Example, if you want to use this
new computer to make your work as
interior designer, you'll need to pick a
computer with large screen and very high resolution, to deal with large images
of floor plans.
Another Example, computer used in car. It needs to be
small in size and have a touch
screen.
Computers for children must be simple to use.

Computer for blind peoples must have special specifications.
Activity 2
Single Work
Look carefully for the following videos and then answer the given question.
what do you think ?
This software is most suitable
for whome?
VIDEO 2
what do you think ?
This software is most suitable
for whome?
VIDEO 3
what do you think ?
This software is most suitable
for whome?
Each Task Special Software Type
Conclusion
Needs
Who can Guess Number 2?
2- Identify the Software Type
you intend to use.
Software Type
Software Type
Tasks
Tasks
The tasks for which you plan to use your computer are reflected by the software type you intend to use.
VIDEO 1
Activity 3
Group Work
A. What do you think the
computer properties that
we have to consider when
we buy software?
Processor Speed
(CPU)
Memory
(RAM)
Screen resolution
(Display Quality)
Storage
(Hard Disk)
Software Requirements
B. What is the difference between (Software) and (Software Package) ?
Software
Software Package
is the progrm that you install in your computer to work with.
is the software box that you buy which contains the CDs and tools.
Are you ready for Memory Refreshment?
Each Student must solve True or False Questions, then you will mark to yourself after answering all true or false questions.
VS
What is the OS?
Software that allows application software to work



with computer hardware
What is the Platform?
Is a combination of OS and Hardware
There are 3 platforms commonly in use nowadays:
Windows
Mac
Linux
Let's have Fun!
Activity 3 Groupwork
What is the Desktop Computer?
Is a Personal Computer that consists of several components.
What is the Laptop Computer ?
Is a Personal Computer that are designed so that all its components fit into single unit.
3 - Selecting Platform.
Platform.
Look carefully for the videos to know the 4th point
Did you guess???
4 - Choosing between Desktop and Portable Computers.
Also called,
Portable or
Notebook
Activity 1 Groupwork
V
i
d
e
o
1
V
i
d
e
o
2
differ between the laptop & the desktop computers
Don't you ever notice that sometimes when you do a task on a computer, this process is slower that doing the same task on another computer?
Did you ever think for the reason?
What is the computer performance??
This depend on your computer Hardware Performance
Activity 2
pair work
So, Computer performance is
how the computer can work Effectively (in the best way)
Activity 3
pair work
Activity 1
Group work
Puzzle Time
Look to the video and answer the folloing questions
On Active Inspire!
The Factors that affect computer Performance
1- Processor Word Size and Clock Speed
2- RAM Speed and capacity
3- Hard Disk Factors
4- Monitor and Video Card Factors
Activity 4
Individual work
Open your Book Page 27 and 28 and solve the exercises individually.
Truck Example
Lesson1
Lesson2
Activity 2
Pair Work
Look carefully to the following video then answer the questions
Lesson 3
Lesson 4

SO
Desktop
Portable Computers.

Questions?
10 Marks

Full transcript