Skip to main content

What are Different Pointing Input Devices

Topic: What are Different Pointing Input Devices
 A Pointing input device is an input device which is used to control  the movement of the pointer to select items on a display screen.

Examples of pointing input devices


include: Mouse, Track ball, Joystick, Pointing Stick, Graphic Tablet, Touch pad or Track pad, Touch Screen and Light pen etc.

1. Mouse
Explain What are different Pointing input devices
Explain different Pointing input devices - Mouse

Mouse is an input device used to control motion of pointer on screen. A mouse has two or three buttons called Left, Right and Middle button. Buttons are used to perform different functions.

2. Track Ball

 track ball pointing input device
Track Ball is an input device like a mouse. It is used in Lap top computers to control motion of pointer on screen. It is a pointing device like upside down mouse. It has a ball on its upper side. This ball is moved by fingers or thumb and the pointer moves accordingly on screen.

3. Joystick

 Joy stick pointing input device
Joystick is an input device used to play games on computer.

4. Pointing Stick

Pointing stick pointing input device

A pointing stick is a pressure sensitive small nub ( similar to pencil eraser ) used like a joystick. It is usually found on laptops fixed between the 'G', 'H', and 'B' keys. It operates by sensing the pushing force applied by the user. The pointer on the screen moves, when user pushes pointing stick with finger. Normally, it is
used with laptop computers.

5. Graphic Tablet

 A graphics tablet consists of a special pen called stylus and a flat pad. The image is created on the monitor screen as the user draws it on the pad with the help of stylus (special pen).

6. Touch Pad or Track Pad
 
Touch pad or Track pad is a pointing input device. It is used in Lap top computers to control motion of pointer on screen. Track pad is a stationary input device. It has a flat surface of 1.5 to 2 square inch. Finger is moved on this surface to move pointer on screen.

7. Touch Screen


 In ATM and in latest smart phones, touch screen is used to receive input from the user. The user enters data by the touch of his finger on different menu options or icons present on touch screen.

8. Light Pen


different Pointing input devices

Light pen is an input device consisting of a special pen that is connected to a computer's monitor. The user points at the screen with the pen and selects items or chooses commands.

Read more  Different Types of Input Devices
Labels:

Comments

GreetaPaul said…
Thanks for sharing different types of input devices. computer has lots of devices.
August 16, 2011 at 5:06 PM
Post a Comment

Popular posts from this blog

How Functions are Used in Excel Fast and Easy Way 3

What is a Function in Microsoft Excel? Microsoft Excel provides a large number of Functions for processing data in Excel Worksheets easily. Functions are predefined formulas in Excel. These functions are used in different types of calculations on numerical or other data  quickly. How a Function is Used in Microsoft Excel? There are three popular ways to use built-in functions in Microsoft Excel. 1. Type Functions Manually 2. Use Function Library Commands 3. Use Insert Function Dialogue Box Other Microsoft Excel Topics on www.ComputerGap.com  Microsoft Excel Formulas and Functions Fast and Easy Way -1 Using Simple Formulas in Excel With Arithmetic Operators 2 How Functions are Used in Excel Fast and Easy Way 3 Create Bar Chart in Excel Easily by Example Employee Pay sheet Formulas in Microsoft Excel  Students Test Score Grades Result Sheet in Excel Electricity Bill Calculator Formulas in Excel    Microsoft Office Word Pro...
Post a Comment
Read more

Attributes of Table Tag

Border: It is used to specify a border and its thickness for a table. Cellspacing: It is used to specify the distance between adjacent cells in a table. Cellpadding : it is used to specify the distance between a cell and cell contents in a table. Width : It is used to specify width of a table in pixels or as percentage to screen width. Align : It is used to specify the horizontal alignment of a table. Possible horizontal alignment values are "left", "right" or "center". Valign : It is used to set the vertical alignment of a table as "top", "bottom" or "middle". Bgcolor : It sets the background color of a table. You can specify color names or hex values for the color. Example of table with border=1, width=200 and align=center attributes HTML Coding: <table border="1" width="200" align="center"> <tr> <th>Book</th><th>Price($)</th> </tr> ...
Post a Comment
Read more

Explain Different Features of Microsoft Excel

Microsoft Excel is a spreadsheet software developed by Microsoft Corporation of USA. Microsoft Excel is used to input and format data and to apply suitable mathematical and other formulas on the data. Excel can perform large number of calculations on data easily in a table like format. The main file of Microsoft Excel is called an Excel Workbook. By default, each workbook has three Excel Worksheets . A Worksheet is divided into Rows, Columns and cells. Microsoft Excel provides many easy to use features as follows: Important Features Provided by MS Excel different features of Microsoft Excel application software 1.    Auto Fill MS Excel provides easy series generating feature called Auto Fill. With the help of Auto Fill you can fill the adjacent cell range with a series like days of a weak or a number series like 1,2,3,4,...10 or 5,10,15,...50 or 1990, 1991, 1992... or dates etc. 2.    Header and Footers Header and footer feature is u...
Post a Comment
Read more