Download Slide 1

Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Input Devices :
All devices that sends instructions to the machine. An example for
input devices are the classic Mouse and Keyboard.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Output Devices :
An output device is the mean used to receive data from a computer.
Current examples of output devices are the Screen, Printer, and
speakers.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
The Motherboard:
The motherboard is the main circuit board of a computer and is also
known as the mainboard or logic board. The motherboard
contains the connectors for attaching additional boards.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
The Microprocessor (CPU):
The Microprocessor, also known as the central processing unit (CPU),
is considered the brain of a Computer and where most
calculations take place.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
RAM :
RAM (which stands for Random Access Memory) is a small circuit
board that contains millions of transistors. A Computer can access,
read from, and write to the RAM.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Storage Media:
The Hard Drive (HDD):
Also known as the hard disk, the hard drive is the main storage unit
of a computer, and allows the storing of files, folders and
programs. The hard drive allow the user to create, delete and
modify data on it.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
CD's:



Store up to 700 MB
Comes in 3 types: CD-Rom, CD-R, and CD-RW
Can easily be scratched and Damaged.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
DVD's:



Store from 4.7 GB up to 17GB
Comes in 4 types: DVD-Rom, DVD-R, DVD-RW and DVDR(RW)DL.
More resistant to scratches than CD’s
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Blu-Ray Discs:




Store from 25 GB up to 50GB
Comes in 4 types: BD-Rom, BD-R, BD-R DL and BD-RE.
More resistant to scratches than DVD’s
Currently replacing DVD’s as movie standards
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Fun Fact:
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
USB Flash Drive:


A small, portable flash memory card that plugs into a
computer's USB port and functions as a portable hard drive.
The first commercial USB drive offered 8MB of space, but current
drives have reached 128GB of free storage and are getting cheaper
every day.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences


Serial Port (COM):
Also known as a RS 232 port
New Computers do not come equipped with a COM port
anymore. This port was used commonly for connecting a mouse,
phones and other networking devices.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
-
Parallel Port (LPT):
Almost obsolete, this port was mainly used to connect old Printers.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences


USB Port:
A standard in all Computers today.
Allows connection of all kinds of devices, from Printers, input
devices to external hard drives.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences


VGA Port:
A blue port used to connect the PC Monitor.
Currently being replaced with DVI and HDMI
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
-
DVI Port:
A white port that is replacing the VGA. DVI allows a computer to
connect to a high definition monitor or TV.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
-
HDMI Port:
Like the DVI, an HDMI allows the computer to connect to newly
released monitors and current High Definition Television.
One major advantage of HDMI is the ability to transfer both HD
Video and Audio using one cable only.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
1-6-1 Operating system:
The Operating System, also known as the OS, is the most important,
and crucial type of Software found on a Computer.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
1-6-2 Application Software:
An application Software (also known as an application, a program, or
an App), is any program that can be run on an operating Systems.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
1-6-3 Device Drivers:
A program that controls a device. Every device, whether it be
a printer, disk drive, or keyboard, must have a driver program.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
1-6-4 Binary Numbers:



The transistors in Computers only understands two states (which
are represented by two numbers):
On: when the current goes through it and we represent it with
number 1.
Off: when there is no current going through it and represent it by
the number 0.
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
1-7-1 Installing windows:
- Preparing for Windows 7
- The clean installation process
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
1-7-2 The Desktop:
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
1-7-3 The Task Bar:
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
1-7-4 The Start Menu:
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Basic software interface:
The Title Bar:
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
The Ribbon:
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
The Status Bar:
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
1-7-6 Files and Folders :
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
1-7-7 Gadgets :
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences

local-area networks (LAN)

wide-area networks (WAN)

home-area networks (HAN)
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences
Professor: Nabil Elmjati
IB100 Introduction to computer
Sciences