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TABLE OF CONTENTS
 Keyboard Introduction
 History of Keyboard
 Types of Keys
 Types of keyboard
 Types of keyboard connectors
 Mouse Introduction
 History
 Types of mouse
 Types of mouse connectors
Introduction
 The keyboard is the primary input device of the
computer.
 It helps the user to communicate with the computer.
 It is used to enter commands and text.
History
 The history of the modern computer keyboard begins with a direct
inheritance from the invention of the typewriter.
 It was Christopher Latham Sholes who, in 1868, patented the first
practical modern typewriter.
 Soon after, the Remington Company began mass marketing
the first typewriters starting in 1877. After a series of technological
developments, the typewriter gradually evolved into the computer
keyboard your fingers know so well today.
Types of keys
Types of keyboards
 101 – key Enhanced keyboards.
 102 – key Enhanced keyboards.
 104 – key windows keyboards.
 Ergonomic keyboards.
 Programmable keyboards.
 Multimedia keyboards.
 Cordless keyboards.
Types of key board connectors
 Serial keyboard.
 5 – Pin DIN keyboard.
 PS/2 keyboard.
 USB keyboard.
 Fire wire keyboard.
 Wireless keyboards.
MOUSE
Introduction
A computer mouse is a hand-held pointing device that detects two-
dimensional motion relative to a surface.
This motion is typically translated into the motion of a pointer on a
display, which allows a smooth control of the graphical user interface.
History of Mouse
The History of the Computer Mouse. ... The mouse
was invented by Douglas Engelbart in 1964 and
consisted of a wooden shell, circuit board and two
metal wheels that came into contact with the
surface it was being used on.
Types of mouse
 Mechanical Mouse
 Opto-mechanical Mouse
 Optical Mouse
 Cordless Mouse
Mechanical mouse
• A mechanical mouse is the
oldest type of mouse.
• It consists of a rubber or metal
ball at the bottom side of the
mouse.
• This type of mouse has
mechanical sensors, these
sensors detect the direction of
movement of the mouse.
Opto-mechanical Mouse
• This mouse is similar to the
mechanical mouse.
• These mice use optical sensors
instead of mechanical sensors.
• This mouse is more effective
than mechanical mouse.
Optical Mouse
 An optical mouse uses
laser technology to
detect the movement of
the mouse.
 It is the most accurate
mouse.
 The optical mouse has
no moving parts.
Cordless Mouse
 Wireless mice establishes an
infrared or radio link with a
transceiver that is connected
to the computer .
 Cordless mice operate on
batteries.
Types of Mouse Connectors
 Serial Mouse.
 PS/2 Mouse.
 USB Mouse.
 Fire wire Mouse.
 Wireless Mouse
THANK
YOU

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Keyboard and mouse

  • 1.
  • 2. TABLE OF CONTENTS  Keyboard Introduction  History of Keyboard  Types of Keys  Types of keyboard  Types of keyboard connectors  Mouse Introduction  History  Types of mouse  Types of mouse connectors
  • 3. Introduction  The keyboard is the primary input device of the computer.  It helps the user to communicate with the computer.  It is used to enter commands and text.
  • 4. History  The history of the modern computer keyboard begins with a direct inheritance from the invention of the typewriter.  It was Christopher Latham Sholes who, in 1868, patented the first practical modern typewriter.  Soon after, the Remington Company began mass marketing the first typewriters starting in 1877. After a series of technological developments, the typewriter gradually evolved into the computer keyboard your fingers know so well today.
  • 6. Types of keyboards  101 – key Enhanced keyboards.  102 – key Enhanced keyboards.  104 – key windows keyboards.  Ergonomic keyboards.  Programmable keyboards.  Multimedia keyboards.  Cordless keyboards.
  • 7. Types of key board connectors  Serial keyboard.  5 – Pin DIN keyboard.  PS/2 keyboard.  USB keyboard.  Fire wire keyboard.  Wireless keyboards.
  • 9. Introduction A computer mouse is a hand-held pointing device that detects two- dimensional motion relative to a surface. This motion is typically translated into the motion of a pointer on a display, which allows a smooth control of the graphical user interface.
  • 10. History of Mouse The History of the Computer Mouse. ... The mouse was invented by Douglas Engelbart in 1964 and consisted of a wooden shell, circuit board and two metal wheels that came into contact with the surface it was being used on.
  • 11. Types of mouse  Mechanical Mouse  Opto-mechanical Mouse  Optical Mouse  Cordless Mouse
  • 12. Mechanical mouse • A mechanical mouse is the oldest type of mouse. • It consists of a rubber or metal ball at the bottom side of the mouse. • This type of mouse has mechanical sensors, these sensors detect the direction of movement of the mouse.
  • 13. Opto-mechanical Mouse • This mouse is similar to the mechanical mouse. • These mice use optical sensors instead of mechanical sensors. • This mouse is more effective than mechanical mouse.
  • 14. Optical Mouse  An optical mouse uses laser technology to detect the movement of the mouse.  It is the most accurate mouse.  The optical mouse has no moving parts.
  • 15. Cordless Mouse  Wireless mice establishes an infrared or radio link with a transceiver that is connected to the computer .  Cordless mice operate on batteries.
  • 16. Types of Mouse Connectors  Serial Mouse.  PS/2 Mouse.  USB Mouse.  Fire wire Mouse.  Wireless Mouse