Douglas engelbart and bill english invented the mouse then named the bug in 1964, and created this chunky, beautiful wooden device to demonstrate. Computer mouse simple english wikipedia, the free encyclopedia. To get capital letters, hold a shift key and then press an az letter once. At the beginning of this lesson, you identified several parts of the computer that make up visible computer hardware. And now, its connected to the adobe document cloud. Computer mice all tackle the same computing chore moving a pointer around the computer screen, but not all mice are created equal. These mice run on batteries, and use the same technology that is used in optical mice for tracking. What the mouse looks like on screen changes depending on what youre doing. Different types of computer mouses linkedin slideshare. Computer parts can be divided into two groups, hardware and software. Over the years, we have seen dramatic evolution in the technological arena. A computer internet course for older adults module 1 handouts. Optical mouse has the led sensor and is used to send the information to the computer. Central processing unit cpu or processor for short.
Help your elementary students understand the names and functions of four main parts of a computer. Definition a computer is a machine that can be programmed to manipulate symbols. About basic computer hardware every part of your computer is the result of years of research and development. The little smart pc mouse learning toy is a compact electronic learn ing unit that comes complete with a real computer mouse.
A computer mouse plural mice or mouses is a handheld pointing device that detects twodimensional motion relative to a surface. Because the mouse is a critical component of the computer, well examine some mouse techniques that will be used. Even with the most updated software and hardware, occasionally computers can malfunction. This motion is typically translated into the motion of a pointer on a display, which allows a smooth control of the graphical user interface of a computer the first public demonstration of a mouse controlling a computer system was in 1968. Sensors inside the mouse body detect the movement and translate it into information that the computer interprets. In order to solve a problem, you must figure out which part of the system is malfunctioning. You can update your mouse to one that has features you find useful and a look that you like. A normal computer keyboard is composed of around 110 keys. Get comfortable using computers page 2 keyboard a computer keyboard lets us type text and enter commands. The mouse is white in colour and basically curved in shape. The keys that operate the computer, very much like a typewriter, with extra keys for special functions. This packet also includes diagrams for laptops or chromebooks. As defined by wikipedia, a computer mouse is a pointing device1, i.
Though it seems like the computer mouse has always been around, there indeed was a time when it was nonexistent and people had to resort to ghastly artifacts like the punch card to operate computers. There are various types of computer mouse which have been as a result of the advancing technology with the desire to get the most efficient and reliable computer mice. Houses a hard rubber ball that rolls as the mouse is moved. Pointing devices a pointing device, or sometimes called a pointing tool, is a hardware input device that allows the user to move the mouse cursor in a computer program or operating system. Mouse operations and functions common desktop environment. Using a mouse to select items or move to a particular position on the screen is faster than using a keyboard. This is the virtual mouse button used for adjusting a selection. Different types of computer keyboards different keyboard. The computer mouse functions by detecting the two dimensional motion relative to the surface it is kept on. This novel kind of dialogue can open a channel for. Common computer mouse cursor problems data recovery. A mouse is easy and convenient to use with a graphical user interface. Monitor or screen this is the tvtype screen on which you see the work youre doing on your computer.
An optical mouse is an computer pointing device that uses a lightemitting diode an optical sensor, and digital signal processing dsp. Types of keyboard laptop keyboard the laptop computer keyboard is a small version of the typical qwerty keyboard. Ergonomic mouse are already designed to help arthritis and cts sufferers. It includes 25 fun activities that teach letters, numbers, art, music and much more. The picture is an example of a desktop computer mouse with two buttons and a wheel. While the term computer can apply to virtually any device that has a microprocessor in it, most people think of a computer as a device that receives input from the user through a mouse or keyboard, processes it in some fashion and displays the result on a screen. Generally it has two buttons called left and right button and a wheel is present between the. Typing is the perfect tutor or guide for anyone who needs to learn to touch type on a computer keyboard.
Optical mouse offer more fluid movement, and a lot of of the are wireless. To figure out what kind of mouse would work best with your pc, you need to know your mouse options. A wide variety of types of computer mouse options are available to you, such as 7, 4, and 3. Mechanical mouse it contains a metal or rubber ball on its under side. Monitor the part of a computer system that contains the computer screen, where information is displayed. It is a very famous cursorcontrol device having a small palm size box with a round ball at its base which senses the movement of mouse and sends corresponding signals to cpu when the mouse buttons are pressed. In addition, on a threebutton mouse, with integrated selection and transfer, adjust may optionally be assigned to mouse. The history of different types of computer mouse can be traced back to the invention of the first type of mouse the mechanical mouse. A computer mouse is a handheld hardware input device. A typical laptop has the same keyboard type as a normal keyboard, except for the fact that most laptop keyboards condense the symbols into fewer buttons to accommodate less space. As youve read above, the mouse option in control panel can help you change many setting related to your computer cursor. Other types of mouse for computers are is the track mouse which is the upside down mouse. Among the various types listed below, keyboards can. For each computer type, the packet includes a diagram with labels and information, a blank labelling wo.
Tablets are portable handheld devices that use a touchscreen interface no keyboard or mouse is needed. Pdf design and evaluation of a computeractuated mouse. Troubleshooting common computer problems troubleshooting is the process of figuring out how to solve a computer problem. Computer literacy part 3 computer types and functions. These types of computer mice include all the drivers, and you can just plugin the usb receiver, and start using the mouse right away, no setup needed. It is the motion of the mouse that converts into the motion of the cursor on the screen of the pc or laptop. Parts of a computer class iii, iv and v thinking of.
To type the upper character on a key, hold shift then press the key once. As you move the mouse, the pointer on the screen moves in the same direction. These sensors can take a variety of forms and can be classified as one of two types. Get comfortable using computers ela area public library. The user directly interacts with the application programs for performing a task in a system.
Types of computers and their personal computer also known as. C c omes in different size, shapes used by one person at a time. Go checking the mouse setting also can help removing many simple problems, like too slowfast mouse cursor response, changing mouse doubleclick speed setting, mouse button configuration, moue wheel problems and more. Some of the applications softwares are browsers, email clients, word processors, spreadsheet, database programs and many more. This library contains computer mouse cursors for microsoft windows systems. Adobe acrobat reader dc software is the free global standard for reliably viewing, printing, and commenting on pdf documents. There are two types of cursors supported directly by windows operating systems. Over time, mouse have already been specifically manufactured to simplify certain tasks. Here is a brief history of the humble computer mouse. Dimensions of a computer mouse compact optimal mouse 500 is an external computer hardware device. Although on the basis of key arrangements there are four major keyboard layouts being used worldwide, qwerty, azerty, qwertz and hcesar, but they can be classified in many more different categories depending on types of computer connector, size, number of keys etc.
Websites here are a few of the outstanding online resources that provide opportunities to practice typing and use the computer keyboard and mouse while learning about reading, writing, etc. Over 85,116 computer mouse pictures to choose from, with no signup needed. Inputoutput io devices these allow you to send information to the computer or get information from the computer. Optical mouse, wireless mouse, mechanical mouse, trackball mouse. Uses an led sensor to detect tabletop movement and then sends off that information to the computer for merry munching. Technical description of a computer mouse figure 1. Parts that were once hand made at a cost of thousands of manhours are now mass produced for a fraction of a rupee. This mouse doesnt have mouse ball and electromechanical. In it, you dont have to roll the mouse but instead you use your thumb or the index finger and then roll the ball on the top of the mouse. Without any input devices, a computer would only be. A computer mouse is a handheld hardware input device that controls a cursor in a gui graphical user interface and can move and select text, icons, files, and folders on your computer for desktop computers, the mouse is placed on a flat surface e.
Lifelong learner learn to type use computer keyboard. Application software is a program or a group of program designed for the enduser to perform a specific task in a computer. Select is always mouse button 1 the leftmost button, for a righthanded person. Mouse button have been making computing tasks easier for many years. The different types of computer mouse are mechanical mouse. A good way to recognize computer hardware is to think of it as the things about a computer that you can get your hands on. What the mouse looks like on screen changes depending on what you re doing.
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